Components & Parts

Side view of a massive red round pushbutton

Adafruit's extensive selection of electronic components and parts will help you get your next project moving, printing, counting, or glowing. From SD cards and terminal blocks to modular snap boxes and capacitor books to keep your project organized, our Components and Parts section is the best place to start for all your electronics needs.

ULN2803 8 Channel Darlington Driver. Solenoid/Unipolar Stepper chip.

ULN2803: 8 Channel Darlington Driver (Solenoid/Unipolar Stepper) - ULN2803A

Product ID: 970

Bring in some muscle to your output pins with 8 mighty Darlingtons! This DIP chip contains 8 drivers that can sink 500mA from a 50V supply and has kickback diodes included inside for driving coils. This will let your little microcontroller or microcomputer power solenoids, DC motors (in one direction), and unipolar stepper motors. Please note, this is an 'open...

$3.95

In stock

Stacking Headers for Feather - 12-pin and 16-pin female headers

Product ID: 2830

These two Female Stacking Headers alone are, well, lonely. But pair them with any of our Feather boards and you're in business! What do they do? They stack. Put the headers through your Feather and then you can not only plug them into a solderless breadboard, but you could attach circuitry on top as well Note: Comes with one 12-pin and one 16-pin header, Feathers not...

$1.25

In stock

Angled shot of rugged metal pushbutton with green LED ring.

Rugged Metal Pushbutton with Green LED Ring - 16mm Green Momentary

Product ID: 560

These chrome-plated metal buttons are rugged and look real good while doing it! Simply drill a 16mm hole into any material up to 1/2" thick and you can fit these in place, there's even a rubber gasket to keep water out of the enclosure. On the front of the button is a flat metal actuator, surrounded by a green plastic LED ring. On the back there are 3 contacts for...

$4.95

In stock

Short Headers Kit for Feather - 12-pin + 16-pin Female Headers

Product ID: 2940

These two Short Female Headers alone are, well, lonely. But pair them with any of our Feather boards and you're in business! These headers are particularly cute and tiny with a body height of just 5.0 mm they are the best way to minimize the amount of space your Feather project takes up, but still maintain that flexible configuration. "Normal" socket headers have an...

$1.50

In stock

Header Kit for Feather - 12-pin and 16-pin Female Header Set

Product ID: 2886

These two Female Headers alone are, well, lonely. But pair them with any of our Feather boards and you're in business! What do they do? They get soldered on either side of the Feather board. Now you can plug in FeatherWings to add more capability to your portable project. Unlike our Feather Stacking Headers, they aren't designed to 'stack', but they're more compact....

$0.95

18 in stock

2mm 10 pin Socket Headers (for XBee) - Pack of 2

Product ID: 366

XBees are so cute and tiny but if you're using them in a circuit you'll be annoyed to find that your classic 0.1" headers don't fit them! That's because they use 2mm spacing instead of 2.54mm spacing. That's why you need special sockets like these ones! As of Tuesday, June 16th, 2015 we are selling two sockets together instead of just one! These sockets have 10 pins,...

$0.95

In stock

Laser Diode - 5mW 650nm Red

Product ID: 1054

You have some frickin' sharks at your lair, and you're thinking "it would be really great if I could attach some lasers to them" and then you see these little laser diode modules: what great timing! These encapsulated laser diodes are Class IIIa 5mW, with a 650nm red wavelength. They can be driven from 2.8V to 5.2V so they're great for your embedded electronics...

$5.95

53 in stock

Breadboard-friendly SPDT Slide Switch

Product ID: 805

These nice switches are perfect for use with breadboard and perfboard projects. They have 0.1" spacing and snap in nicely into a solderless breadboard. They're easy to switch no matter what size fingers you have, but not so easy that they'll get flipped by accident. Work great as on/off switches or selector switches, the middle pin is connected to either the left or...

$0.95

In stock

Rectangular Stereo Enclosed Speaker Set with JST cable

Stereo Enclosed Speaker Set - 3W 4 Ohm

Product ID: 1669

Listen up! This set of two 2.8" x 1.2" speakers are the perfect addition to any audio project where you need 4 ohm impedance and 3W or less of power. We particularly like these speakers as they are small and enclosed for good audio volume and quality. The pair have a handy SPK input cable to add audio to your displays (the connectors are similar/compatible with the...

$7.50

2 in stock

HDMI Dummy Plug

Product ID: 4247

What do you do when you want to tinker with GPU hardware, but you don't have a display on hand? This HDMI Dummy Plug is a small device that acts as a display emulator. Once it's plugged into the video output socket on your device or computer, the plug punks the operating system into detecting a connected display, and voilà! Now you have unimpeded access to...

$3.50

In stock

Small Bone Conductor Transducer with Wires

Bone Conductor Transducer with Wires - 8 Ohm 1 Watt

Product ID: 1674

Drown out the voices in your head with a bone conduction transducer! This incredible speaker does not have a moving cone like most speakers you've seen, instead, a small metal rod is wrapped with the voice coil. When current is pulsed through the coil, the magnetic field causes a piece of metal to expand and contract - if pressed against a flat surface or cavity it...

$8.95

92 in stock

Angled shot of two 20-pin short male headers.

Short Plug Headers for Raspberry Pi Pico - 2 x 20 Male Headers

Product ID: 5584

These two Short Plug / Male Headers alone are, well, lonely. But pair them with the Raspberry Pi Pico, and you're in business! These 2.54mm / 0.1" pitch headers are particularly cute and tiny and are designed to match perfectly with the Pico and our short socket headers. Note that you could use normal header with those sockets headers, but these are short and don't...

$0.95

In stock

Speaker - 3" Diameter - 4 Ohm 3 Watt

Product ID: 1314

Listen up! This 3" diameter speaker cone is the perfect addition to any audio project where you need an 4 ohm impedance and 3W or less of power. We particularly like this cone as it has 4 handy mounting tabs 60mm apart. Works great with our class D amplifier board. Speaker - 3" Diameter - 4 Ohm 3 Watt (0:01)

$1.95

In stock

Mini On/Off Push-Button Switch

Product ID: 3870

Push once to turn on, push again to turn off, push again to turn the other side on, one last push and it's off again! It's basically a push-button toggle switch that connects and disconnects. This clicky Mini On/Off Button switch makes a great power switch or mode toggler. They're often referred to as 'flashlight' switches because you see them used in small...

$0.95

In stock

Eight-Way Rotary Selector Switch without knob

Mini 8-Way Rotary Selector Switch - SP8T

Product ID: 2925

When you need a lot of options, you need a Mini 8-Way Rotary Selector Switch. This is basically a single-pole to 8-throw switch. As you rotate the knob around, the middle pin will make contact with each of the outer pins. Rotary switches are very simple to use and are also nice and compact. This one is easy to panel mount, thanks to the included washer and hex nut....

$1.95

In stock

Silicone Elastomer 4x4 Button Keypad - for 3mm LEDs

Product ID: 1611

So squishy! These silicone elastomer keypads are just waiting for your fingers to press them. Go ahead, squish all you like! (They're durable and easy to clean, just wipe with mild soap and water) These are just like the light up rubber buttons you find on stuff like appliances and tools, but these are open source and easy to integrate into your next project. Each...

$4.95

In stock

uFL SMT Antenna Connector

Product ID: 1661

uFL connectors are very small surface-mount parts used when an external RF antena is desired but a big bulky SMA connector takes up too much space. We use this part on our GPS and WiFi boards, they're great! Chances are your antenna doesn't use uFL as the main connector, in which case you should check out our uFL to SMA and uFL to RP-SMA adapter cables. These are...

$0.75

In stock

Break-away 0.1" 2x20-pin Strip Dual Male Header

Product ID: 2822

If we could eat headers, we'd have them for breakfast, lunch, and dinner. But we can't :( So we're making the best of it and selling them! This 2x20-pin strip male header is a great way to add pins to 2x20 0.1" holes in a PCB. They're also perfect companion piece to our 2x20-pin right-angle female header.

$0.95

In stock

Breadboard trim potentiometer - 10K

Product ID: 356

These are our favorite trim pots, perfect for breadboarding and prototyping. They have a long grippy adjustment knob and with 0.1" spacing, they plug into breadboards or perfboards with ease. This is the same pot that comes with our character LCDs and tutorial packs.<!--

$1.25

In stock

Small Enclosed Piezo w/Wires

Product ID: 1740

This small (14mm diameter) piezo element is nicely enclosed so you can attach easily. Piezo elements convert vibration to voltage or voltage to vibration. That means you can use this as a buzzer for making beeps, tones and alerts AND you can use it as a sensor, to detect fast movements like knocks. You can also use it under a drum pad to make a drum/crash sensor It's...

$0.95

6 in stock

RJ-45 Ethernet Round Panel Mount Adapter Plug

Product ID: 4130

If you need to add a panel-mount connection for Ethernet, but don't have the time or ability to cut a custom oval or square hole, this RJ-45 Ethernet Round Panel Mount Plug is the easiest and fastest way to panel-ify your existing Ethernet kit. It's about 30mm in diameter, so you can drill a hole in your wood, plastic or metal with a common hole-saw or bit, no...

$5.95

In stock

Aluminum Heat Sink for Raspberry Pi 3 or 4 - 15 x 15 x 15mm

Product ID: 3082

Looking for the best heat sink for your Raspberry Pi? Check out this nice and tall 15x15x15mm Heat Sink! This heat sink is made from high quality aluminum and will work perfectly with any Raspberry Pi but is best paired with a Raspberry Pi 3 or 4 since it can run a little hot. It comes with thermal adhesive already applied to the back making installation super easy....

$1.95

In stock

JST-PH 2-Pin SMT Right Angle Connector

Product ID: 1769

A simple 2-pin connector that is compatible with the "JST PH 2-pin" connector - perfect for soldering to the bottom of our 3.3V Logic Trinket and 5V Logic Trinket! These mate perfectly with all our 1-cell LiPoly and LiIon batteries as well as our 6V coin cell holder and 3xAAA battery pack. We also have simple JST pigtails that mate with this connector. Note: This...

$0.75

In stock

Angled shot of two 20-pin socket headers.

Socket Headers for Raspberry Pi Pico - 2 x 20 pin Female Headers

Product ID: 5583

These Socket Headers alone are, well, lonely. But pair them with the Raspberry Pi Pico, and you're in business! Socket headers are like the duct tape of electronics. They're great for connecting things, soldering to perf-boards, sockets for wires or break-away header, etc. These particular ones are designed to match up with boards that have two rows of 20 pins, so...

$0.95

In stock

DE-9 (DB-9) Female Socket Connector to Terminal Block Breakout

Product ID: 3122

Make your own custom DE-9 cable or DE-9 interface with ease, using this DE-9 Socket to Terminal Block Breakout. You get a nice solid PCB with an DE-9 socket and two strips of terminal blocks that you can use with stranded or solid core wire to quickly assemble your own wiring jigs. Perfect for when you need a non-standard wiring setup or interfacing to an older...

$2.95

In stock

Breadboard Friendly Panel Mount 10K potentiometer linear.

Panel Mount 10K potentiometer (Breadboard Friendly) - 10K Linear

Product ID: 562

This potentiometer is a two-in-one, good in a breadboard or with a panel. It's a fairly standard linear taper 10K ohm potentiometer, with a grippy shaft. It's smooth and easy to turn, but not so loose that it will shift on its own. We like this one because the legs are 0.2" apart with pin-points, so you can plug it into a breadboard or perfboard. Once you're done...

$0.95

In stock

Mini Oval Speaker with Short Wires - 8 Ohm 1 Watt

Product ID: 4227

Hear the good news! This wee speaker is a great addition to any audio project where you need 8 ohm impedance and 1W or less of power. We particularly like this speaker as it is small and comes with nice skinny wires with a connector on the end. It has a handy "Molex PicoBlade" 1.25mm pitch 2-pin cable, which makes plugging into a board easy. Or you can cut off the...

$1.95

In stock

N-channel power MOSFET in TO-220 package

N-channel power MOSFET - 30V / 60A

Product ID: 355

When you need to switch a lot of power, N-channel MOSFETs are best for the job. These FETs can switch over 60A and 30V and are TO-220 packages so they fit nicely into any breadboard or perfboard. Heat sinking is easy with TO-220's, but because of the very low Rds(on) of down to 0.009 ohms (depending on the Vgs - check the datasheet), you can get away with no...

$2.25

In stock

Thin Plastic Speaker w/Wires - 8 ohm 0.25W

Product ID: 1891

Listen up! This 1.5" diameter speaker cone is the perfect addition to any audio project where you need an 8Ω impedance and are using 0.25W of power. The speakers are rated at 0.25W, with a maximum input of 0.5W (printed wattage on back of speaker may have either value). We particularly like this cone as it's very simple and its plastic body is extremely...

$1.75

In stock

Adafruit STEMMA Speaker - Plug and Play Audio Amplifier - JST PH 2mm

Product ID: 3885

Hey, have you heard the good news? With Adafruit STEMMA boards you can easily and safely plug sensors and devices together, like this Adafruit STEMMA Speaker - Plug and Play Audio Amplifier. Like the name implies, it's got a class D audio amplifier on board, and our favorite little 1 Watt 8 ohm speaker. Connecting it up is easy - you only need ground, 3 to 5V power,...

$5.95

In stock

Mini Metal Speaker w/ Wires - 8 ohm 0.5W

Product ID: 1890

Listen up! This tiny 1" diameter speaker cone is the perfect addition to any small audio project where you need an 8 Ω impedance and will be using 0.5W or less of power. We particularly like this cone as it's very simple and its metal body is extremely lightweight. It's very similar to the speaker in the Drawdio kit. Works great with our Wave shield or class D...

$1.95

In stock

Aluminum Heat Sink for Raspberry Pi 3 - 14 x 14 x 8mm

Product ID: 3083

Looking for a nice way to cool down your Raspberry Pi 3? Check out this 14x14x8 Heat Sink! This heat sink is made from high quality aluminum and will work perfectly with any Raspberry Pi but is best paired with a Raspberry Pi 3 since it can run a little hot. It comes with thermal adhesive already applied to the back making installation super easy. Clean the surface...

$1.50

In stock

Overhead shot of 10-pack IC chips in a reel.

W25Q64JVXGIQ - 3V 64Mbit / 8 MB QSPI NOR Flash Memory - 10 Pack

Product ID: 5678

These little chips are like miniature SSD drives for your electronics. When you don't need something with as much storage as a micro SD card, but an EEPROM is too small, SPI (or QSPI) Flash chips give you on-the-order-of megabytes, with little cost and complexity. We use these chips all the time on our RP2040 and CircuitPython boards to let folks store code and...

$9.95

14 in stock

74AHCT125 - Quad Level-Shifter (3V to 5V) - 74AHCT125

Product ID: 1787

Level shifting chips let you connect 3V and 5V devices together safely. This chip is similar to others in the shop (such as the 74LVC125) except this one is particularly good at converting 3V logic up to 5V. This is in demand, especially when connecting some 3V devices such as the Teensy 3 to NeoPixels! Just power the 74AHCT125 with 5V, it will detect 3V logic...

$1.50

In stock

Buzzer 5V - Breadboard friendly

Product ID: 1536

Hey want to hear a really loud noise? Apply 3V to 5V to this buzzer module and you'll be rewarded with a loud 2KHz BEEEEEEEEEEEEEEEEEP. Unlike a plain piezo, this buzzer does not need an AC signal. Inside is a piezo plus the driver circuitry that makes it oscillate at 2KHz. On one hand, that makes it really great for integrating into projects because you don't need...

$0.95

16 in stock

Breadboard-friendly 2.1mm DC barrel jack

Product ID: 373

This power jack is designed to fit 2.1mm power plugs snugly and securely. Perfect for adding a power connector to your project. We went for the more expensive "thin pin" type which snap into breadboards or perfboards. They will work where "thick pin" types go also, just need a little more solder to fill up the larger pads.

$0.95

In stock

Electric Heating Pad covered with kapton film

Electric Heating Pad - 14cm x 5cm

Product ID: 4308

This is hot! Literally! Apply 5-12VDC and the stainless steel fibers in this heating fabric will warm up, creating a little heating pad. On one hand, it's just a gigantic resistor. On the other hand, it's flexible, light, and can be wrapped around a project. Originally designed for portable wearable heating pads, this fabric can be used for wearables, weather...

$5.95

71 in stock

Large Enclosed Piezo Element with two Wires

Large Enclosed Piezo Element w/Wires

Product ID: 1739

This large (30mm diameter) piezo element is nicely enclosed with mounting holes so you can attach easily. Piezo elements convert vibration to voltage or voltage to vibration. That means you can use this as a buzzer for making beeps, tones and alerts AND you can use it as a sensor, to detect fast movements like knocks. You can also use it under a drum pad to make a...

$0.95

In stock

Piezo Buzzer - PS1240

Product ID: 160

Piezo buzzers are used for making beeps, tones and alerts. This one is petite but loud! Drive it with 3-30V peak-to-peak square wave. To use, connect one pin to ground (either one) and the other pin to a square wave out from a timer or microcontroller. For the loudest tones, stay around 4 KHz, but works quite well from 2KHz to 10KHz. For extra loudness, you can...

$1.50

In stock

Mini Panel Mount SPDT Toggle Switch

Product ID: 3221

This or that, one or the other, perhaps or perhaps not! So hard to make decisions these days without feeling like you're just going back and forth constantly. Deciding whether or not to use this mini toggle switch? That's the easiest decision you'll make all day! This Mini Panel Mount SPDT Toggle Switch is great for any project where you have two options to select...

$0.95

In stock

Mini SWD 0.05" Pitch Connector - 10 Pin SMT Box Header

Product ID: 4048

We've carrying a new 1.27mm pitch 2x5 Mini SWD 0.05" Pitch Connector. It's a tinier, bite-sized version of the Box Header used on our SWD Cable Breakout Board. Instead of a full shroud, there's a half-shroud with a key-notch. It'll takes a lot less space on your board! The header alone is great if you want to incorporate this piece of hardware with your own software....

$1.95

In stock

Angled shot of two 20-pin stacking headers.

Stacking Headers for Raspberry Pi Pico - 2 x 20 Pin

Product ID: 5582

These two Stacking Headers alone are, well, lonely. But pair them with the Raspberry Pi Pico, and you're in business! What do they do? They stack. Put the headers through your Pico and then you can not only plug them into a solderless breadboard or perma-proto, but you could attach circuitry on top as well. If you want the Pico up top for access to the boot button,...

$1.50

88 in stock

5V 1.5A Linear Voltage Regulator - 7805 TO-220

Product ID: 2164

Ah, the venerable 7805, who amongst us has not used this popular linear regulator? This big chunky regulator will help you get your 7-35V battery or wall adapter down to a nice clean 5.0V with 2% regulation. Perfect for just about all electronics! This is the TO-220 version, with up to 1.5A current capability, and has internal current limiting + thermal shut-down...

$0.75

In stock

L9110H H-Bridge Motor Driver for DC Motors - 8 DIP - 2.5V-12V 800mA

Product ID: 4489

Run two solenoids or a single DC motor with up to 800mA per channel using the super-simple L9110H H-bridge driver. This bridge chip is an 8 DIP package so it's easy to fit onto any breadboard or perfboard. Each chip contains one full H-bridges (two half H-bridges). That means you can drive 2 solenoids or a single DC motor bi-directionally. Just make sure they're good...

$1.50

In stock

Breadboard-Friendly 3.5mm Stereo Headphone Jack

Product ID: 1699

Pipe audio in or out of your project with this very handy breadboard-friendly audio jack. It's a stereo jack with disconnect-switches on Left and Right channels as well as a center ground pin. You can use any 3.5mm stereo cable with this jack. The pins are on 0.1" spacing so it plugs very solidly into a breadboard, perma-proto or perf-board. Each order comes with one...

$0.95

In stock

Rugged Metal Pushbutton with Red LED Ring - 16mm Red Momentary

Product ID: 559

These chrome-plated metal buttons are rugged and look real good while doing it! Simply drill a 16mm hole into any material up to 1/2" thick and you can fit these in place, there's even a rubber gasket to keep water out of the enclosure. On the front of the button is a flat metal actuator, surrounded by a red plastic LED ring. On the back there are 3 contacts for the...

$4.95

75 in stock

Angled shot of 10 12mm square tactile switch buttons.

Tactile Switch Buttons (12mm square, 6mm tall) x 10 pack

Product ID: 1119

Medium-sized clicky momentary switches are standard input "buttons" on electronic projects. These work best in a PCB but can be used on a solderless breadboard as shown in this tutorial. The pins are normally open (disconnected) and when the button is pressed they are momentarily closed. They come in a pack of 10, they're pretty handy so you'll want to keep them...

$2.50

In stock

Angled shot of two 20-pin short female headers.

Short Socket Headers for Raspberry Pi Pico - 2 x 20 pin Female

Product ID: 5585

These Socket Headers alone are, well, lonely. But pair them with the Raspberry Pi Pico, and you're in business! These headers are particularly cute and tiny with a body height of just 5.0 mm they are the best way to minimize the amount of space your Pico project takes up, but still maintain that flexible configuration. "Normal" socket headers have an 8.5mm body...

$1.25

In stock

USB C Round Panel Mount Plug showing front port

USB C Jack to USB A Jack Round Panel Mount Adapter

Product ID: 4259

If you need to add a panel-mount connection for USB C, but don't have the time or tools to cut a custom oval or square hole, this Round Panel Mount Plug is the easiest and fastest way to panel-ify your project. It's about 30mm in diameter, so you can drill a hole in your wood, plastic or metal with a common hole-saw or bit, no special shapes or filing required....

$5.95

In stock

VS1053B MP3/WAV/OGG/MIDI Player & Recorder (CODEC) Chip

Product ID: 1681

The VS1053 is a multi-format audio codec chip, loved by many for its simplicity and power. CODEC stands for "Coder & Decoder" and that's pretty much what this little chip does - it can decode digital audio files such as MP3, FLAC, AAC, OGG, and WAV as well as encode audio into digital formats (right now only WAV and OGG are supported for encoding). For many small...

$12.50

43 in stock

Potentiometer with Built In Knob - 10K ohm

Product ID: 4133

Oh say can you see By the knob's early light... Sorry - we thought that was clever. And while it wasn't really, this potentiometer definitely is! We've seen these in miniature synthesizers. They're bigger than a trim-pot but smaller than a chunky potentiometer. Best of all no knob required! These have a knurled plastic grip with a white stripe marking. Use it as-is,...

$1.25

In stock

Short Female Header Kit for ItsyBitsy

Product ID: 4174

These three Short Female Headers alone are, well, lonely. But pair them with any of our ItsyBitsy boards, and you're in business! These headers are particularly cute and tiny with a body height of just 5.0 mm they are the best way to minimize the amount of space your ItsyBitsy project takes up, but still maintain that flexible configuration. "Normal" socket headers...

$1.25

92 in stock

MCP3008 - 8-Channel 10-Bit ADC With SPI Interface

Product ID: 856

Need to add analog inputs? This chip will add 8 channels of 10-bit analog input to your microcontroller or microcomputer project. It's super easy to use and uses SPI so only 4 pins are required. We chose this chip as a great accompaniment to the Raspberry Pi computer because it's fun to have analog inputs but the Pi does not have an ADC. We have a tutorial and code...

$4.50

In stock

64MB Micro SD Memory Card

Product ID: 5249

Add storage in a jiffy using this 64MB microSD card. Preformatted to FAT32, so it works out of the packaging with our projects. Works great with any device in the Adafruit shop that uses microSD cards. Ideal for use with Feathers, data loggers, or small Linux SBCs (not good for Raspberry Pi unless you have some special distro that will fit on such a small card) These...

$3.50

In stock

GPIO Female 2x2 4-pin Socket Riser Header for Raspberry Pi

GPIO Female Socket Riser Header - 2x2 4-pin

Product ID: 4855

This 0.1" inch pitch 2x2 Female Header is the perfect boost to use with boards that use the 4-pin 'PoE' header on the Raspberry Pi 3 and 4, like the Raspberry Pi PoE HAT! It's a great pairing to the 2x20 socket riser header to get a full lift. Use this wee GPIO header along with a 40-pin stacking header to utilize the PoE HAT with another add-on board. This header...

$0.50

In stock

Little Rubber Bumper Feet - Pack of 4

Product ID: 550

Keep your electronics from going barefoot, give them little rubber feet! These small sticky bumpers are our favorite accessory for any electronic kit or device. They are sticky, but not impossible to remove. They're small enough to fit onto any board, and have just enough height to give clearance to thru-hole soldered components. We love them so much we include them...

$0.95

In stock

Angled shot of ten JST PH 4-pin Vertical Connector.

JST PH 2mm 4-pin Vertical Connector (10-pack) - STEMMA

Product ID: 4390

Designing boards with plug-n-play connectivity is a snap, with STEMMA connectors. Here's a pack of 10 of our favorite 2mm pitch connector - which are compatible with the JST PH 4 pin. These are the vertical style. You can use these with any of our JST PH 4-Pin compatible / STEMMA cables. They're not STEMMA QT compatible (those use the smaller JST SH compatibles)....

$3.50

In stock

5 pieces of Extra-long break-away 0.1 inch 16-pin strip male header

Extra-long break-away 0.1" 16-pin strip male header (5 pieces)

Product ID: 400

Breakaway header is like the duct tape of electronics, and this header is one better with extra long pins on both sides. This makes it great for connecting things together that have two sockets - especially solderless breadboards. We also use these with our female-female socket jumpers to create female-male and male-male jumpers! Each pack contains 5 x 16-pin long...

$3.00

In stock

DE-9 (DB-9) Male Plug to Terminal Block Breakout

Product ID: 3123

Make your own custom DE-9 cable or DE-9 interface with ease, using this DE-9 Plug to Terminal Block Breakout. You get a nice solid PCB with an DE-9 socket and two strips of terminal blocks that you can use with stranded or solid core wire to quickly assemble your own wiring jigs. Perfect for when you need a non-standard wiring setup or interfacing to an older device...

$2.95

In stock

Potentiometer Knob of Soft Touch rubber with white indicator line

Potentiometer Knob - Soft Touch T18 - White

Product ID: 2047

Oh say can you see By the knob's early light... Sorry - we thought that was clever. And while it wasn't really, this potentiometer knob definitely is. It's a 'soft touch' T18 knob that works great with our Panel Mount 10K, Panel Mount 1K, and Panel Mount 100K potentiometers. The knob is designed to set directly on the potentiometer's ridges so it's an easy &...

$0.50

In stock

Clip on bent metal heat sink on top of a transistor, plugged into breadboard.

TO-220 Clip-On Heatsink

Product ID: 977

Get the most out of your regulators, transistors and other TO-220 packaged chips by clipping on a heat-sink. Your transistor or regulator may advertise it can handle high currents but when multiplied by the drop voltage, the Wattage may be too high for the bare chip! Most TO-220's can disipate about 2W's worth without a sink. This basic, and easy-to-use ~25°C/W...

$0.95

In stock

Mini Oval Speaker with pico blade connector

Mini Oval Speaker - 8 Ohm 1 Watt

Product ID: 3923

$1.95

In stock

Line Laser Diode - 5mW 650nm Red

Product ID: 1057

$8.95

In stock

Mini USB Microphone

Product ID: 3367

Hey, listen up! It's the world's smallest USB microphone! OK maybe it's not in the Guinness Record Book, but it is pretty darn small! This plug-and-play Mini USB Microphone needs no driver, and its USB interface means you can use it with any computer, laptop, SBC, etc! Works great with a Raspberry Pi computer, but you can also use it with any other computer you want...

$5.95

In stock

angled shot of 20 6mm mini tactile button switches.

Tactile Button switch (6mm) x 20 pack

Product ID: 367

Little clicky switches are standard input "buttons" on electronic projects. These work best in a PCB but can be used on a solderless breadboard as shown in this tutorial. The pins are normally open (disconnected) and when the button is pressed they are momentarily closed. They come in a pack of 20, they're pretty handy so you'll want to keep them around. You can find...

$2.50

In stock

10 pieces of Break-away 0.1 inch 36-pin strip male header

Break-away 0.1" 36-pin strip male header - Black - 10 pack

Product ID: 392

Breakaway header is like the duct tape of electronics. It's great for connecting things together, soldering to perf-boards, fits into any breakout or breadboard, etc. We go through these guys real fast, and thought that given how handy they are, we'd offer them in a pack of ten! Each pack contains 10 36-pin long headers, 0.1" pitch, that can be stacked next to each...

$4.95

In stock

Rugged Metal Pushbutton with White LED Ring - 16mm White Momentary

Product ID: 558

These chrome-plated metal buttons are rugged and look real good while doing it! Simply drill a 16mm hole into any material up to 1/2" thick and you can fit these in place, there's even a rubber gasket to keep water out of the enclosure. On the front of the button is a flat metal actuator, surrounded by a white plastic LED ring. On the back there are 3 contacts for...

$4.95

In stock

Angled shot of rugged metal pushbutton with blue led ring.

Rugged Metal Pushbutton with Blue LED Ring - 16mm Blue Momentary

Product ID: 481

These chrome-plated metal buttons are rugged and look real good while doing it! Simply drill a 16mm hole into any material up to 1/2" thick and you can fit these in place, there's even a rubber gasket to keep water out of the enclosure. On the front of the button is a flat metal actuator, surrounded by a blue plastic LED ring. On the back there are 3 contacts for the...

$4.95

In stock

Mono Enclosed Speaker - 3W 4 Ohm

Product ID: 3351

Listen up! This 2.8" x 1.2" speaker is a great addition to any audio project where you need 4 ohm impedance and 3W or less of power. We particularly like this speaker as it is small and enclosed for good audio volume and quality. It has a handy JST 2PH input cable to add audio to your displays and other projects (this connector is part of the JST-PH series which is...

$3.95

In stock

2-Pin Wire Joints connecting two sets of power wires

2-Pin Wire Joints (3-pack)

Product ID: 3786

These are the easiest way possible to connect two wires - no if's, and's, or butt's! Well, actually, these are often referred to as wire butts 'cause you 'butt' two wires together (hey we didn't come up with the name!) Butt seriously folks! OK, so despite the humor, these are really handy. If you want to quickly prototype some wiring, skip the soldering and use these...

$0.95

In stock

Angled shot of black 2-pin 2.54mm terminal block.

2.54mm/0.1" Pitch Terminal Block - 2-pin

Product ID: 2138

After a long day out harvesting in the terminal block fields, we've returned with a veritable bounty of these very nice and compact 2.54mm/0.1" terminal blocks in a variety of sizes. Our harvest of terminal blocks is great news since nothing makes a project harder to maintain than a lot of loose wiring. That's why we like to use terminal blocks whenever making...

$0.95

In stock

Speaker - 3" Diameter - 8 Ohm 1 Watt

Product ID: 1313

Listen up! This 3" diameter speaker cone is the perfect addition to any audio project where you need an 8 ohm impedance and 1W or less of power. We particularly like this cone as it has 4 handy mounting tabs 60mm apart. Works great with our Wave shield or class D amplifier board. Speaker - 3" Diameter - 8 Ohm 1 Watt (0:01)

$1.95

In stock

Ethernet RJ45 Male Plug Terminal Block

Product ID: 2913

If you need to connect an RJ45 cable (a.k.a Ethernet) to a board that with an Ethernet Jack - this adapter will come in very handy! No soldering required. Just use a slim screwdriver to open up the terminal blocks, slide in your stranded or solid-core wire and re-tighten. Note that these aren't recommended for actual Ethernet traffic, especially long term...but for...

$5.95

42 in stock

EYESPI Cable - 18 Pin 100mm long Flex PCB (FPC) A-B type

Product ID: 5239

Connect this to that when a 18-pin FPC connector is needed. This 25 cm long cable is made of a flexible PCB. It's A-B style which means that pin one on one side will match with pin one on the other side. How handy! We're stocking this to fit with our EYESPI-compatible boards but you could of course use it for anything that needs a 0.5mm pitch FPC.

$0.95

In stock

Adafruit EYESPI Breakout Board - 18 Pin FPC Connector

Product ID: 5613

Our most recent display breakouts have come with a new feature: an 18-pin "EYE SPI" standard FPC connector with flip-top connector. This is intended to be a sort-of "STEMMA QT for displays" - a way to quickly connect and extend display wiring that uses a lot of SPI pins. In this case we need a lot of SPI pins, and we want to be able to use long distances so we go...

$1.95

In stock

Adafruit ANO Rotary Navigation Encoder Breakout PCB

Product ID: 5221

The ANO rotary encoder wheel is a funky user interface element is reminiscent of the original clicking scroll wheel interface on the first iPods. It's a nifty kit, but the pin-out is a little odd, so we made a handy breakout board that converts the funky pin set into a straightforward, breadboard-friendly header strip. This is just the PCB for the ANO encoder, the...

$1.50

36 in stock

Angled shot of green 4-pin 2.54mm terminal block.

2.54mm/0.1" Pitch Terminal Block - 4-pin

Product ID: 2137

$1.55

In stock

Pack of 3 IC Sockets for 8-pin 0.3 inch Chips

IC Socket - for 8-pin 0.3" Chips - Pack of 3

Product ID: 2202

An IC (Integrated Circuit) socket allows you to insert and remove chips easily from an assembled kit or project This item contains 3 of the 8 pin 0.3" wide version. Best used with chips that have 8 pins (2x4) and have 0.3" pin spacing. These are often used for soldering into a Perma Proto or PCB so that you can replace and swap chips easily. What's nice about IC...

$0.75

52 in stock

DIY Magnetic Connector - Right Angle Three Contact Pins

Product ID: 5360

If you love power adapters or toys & gadgets that have magnetic connections, you can now experiment with these futuristic connectors easily. It's sorta like a DIY "MagSafe-styled" connector, with three 0.1" spaced contact pogo pins and a right angle solderable connection to your PCB. If you've ever owned a MacBook or a littleBits set, you'll find the...

$5.95

In stock

TTL Laser Diode - 5mW 650nm Red - 50KHz Max

Product ID: 1056

You have some frickin' sharks at your lair, and you're thinking "it would be really great if I could attach some lasers to them" and then you see these little laser diode modules: what great timing! These encapsulated laser diodes are Class IIIa 5mW, with a 650nm red wavelength. They can be driven from 4.8V to 5.2V so they're great for your embedded electronics...

$18.95

In stock

Adafruit NeoTrellis RGB Driver PCB for 4x4 Keypad

Product ID: 3954

By popular request, we've upgraded our popular Trellis elastomer button kits to now have a PCB with full color NeoPixel support! You heard that right, no more single-color LEDs, you can now have any color you like under the fantastic rubbery button pads we sell. These 4x4 button pad boards are fully tile-able and communicate over I2C. With 5 address pins, you've got...

$12.50

In stock

Right Angle USB Type C Adapter - USB 3.1 Gen 4 Compatible

Product ID: 4432

As technology changes and adapts, so does Adafruit, and speaking of adapting, this right angle adapter is USB C socket-to-plug. USB C is the latest industry-standard connector for transmitting data and power. Like Lightning and MagSafe cables, USB C has no up or down orientation. And who among us has inserted USB A correctly the first time? Works great with any...

$3.95

In stock

1N4001 Diode - 10 pack

Product ID: 755

This here is a 10 pack of the classic 1N4001 power blocking diode. These are good for reverse polarity protection (put it between your DC power jack and circuitry to avoid a negative-voltage that would zap your delicate electronics), kickback protection (place across your solenoids, relays & DC motors to safely discharge the spikes generated by the coils),...

$1.50

94 in stock

Hand removing/installing micro SD card from SD adapter

SD/MicroSD Memory Card (8 GB SDHC)

Product ID: 1294

Add mega-storage in a jiffy using this 8 GB class 4 micro-SD card. It comes with a SD adapter so you can use it with any of our shields or adapters. Preformatted to FAT so it works out of the box with our projects. Tested and works great with our Wave shield, Data logger shield and GPS shield, and micro-SD adapter as well as any other device in the Adafruit shop that...

$9.95

In stock

Angled shot of 25 Through-Hole Resistors - 10K ohm 5% 1/4W.

Through-Hole Resistors - 10K ohm 5% 1/4W - Pack of 25

Product ID: 2784

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 10K Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% precision resistors. Whew! These are super common and great for use in any...

$0.75

71 in stock

Mini Aluminum Heat Sink for Raspberry Pi - 13 x 13 x 3mm

Product ID: 3084

Looking for an ultra-thin heat sink for your Raspberry Pi 3? Check out this nice and slim 13x13x3mm Heat Sink! This heat sink is made from high quality aluminum and will work perfectly with any Raspberry Pi but is best paired with a Raspberry Pi 3 since it can run a little hot. It comes with thermal adhesive already applied to the back making installation super easy....

$0.95

In stock

Angled shot of a green 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - Green Momentary

Product ID: 1440

A button is a button, and an LED is a LED, but this LED illuminated button is a lovely combination of both! It's a medium sized button, large enough to press easily but not too big that it gets in the way of your project panel. It has a built in LED that can be controlled separately from the switch action - either to indicate or just to look good. The body is a black...

$1.50

In stock

Angled shot of a red 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - Red Momentary

Product ID: 1439

$1.50

In stock

DIY Magnetic Connector - Right Angle Five Contact Pins

Product ID: 5359

If you love power adapters or toys & gadgets that have magnetic connections, you can now experiment with these futuristic connectors easily. It's sorta like a DIY "MagSafe-styled" connector, with five 0.1" spaced contact pogo pins and a right angle solderable connection to your PCB. If you've ever owned a MacBook or a littleBits set, you'll find the functionality...

$6.95

53 in stock

Micro USB Round Panel Mount Plug showing front port

Micro USB B Jack to USB A Plug Round Panel Mount Adapter

Product ID: 4213

If you need to add a panel-mount connection but don't have the time or ability to cut a custom oval or square hole, this Micro USB B Round Panel Mount Plug is the easiest and fastest way to panel-ify your project. It's about 30mm in diameter, so you can drill a hole in your wood, plastic or metal with a common hole-saw or bit, no special shapes or filing required....

$5.95

76 in stock

3.5mm (1/8") 4-Pole (TRRS) Audio Plug Terminal Block

Product ID: 2914

One truth about working with audio is you always need the cable or adapter you don't have in your toolbox. That's why we love these terminal-block audio connectors so much. No soldering required! Use stranded or solid core wire and a small screw driver to create custom wiring jigs. This is the 3.5mm (1/8") 4-Pole (TRRS) Audio Plug Terminal Block. TRRS stands for Tip,...

$2.50

In stock

Angled shot of 12mm x 12mm red on-off power button

On-Off Power Button / Pushbutton Toggle Switch

Product ID: 1683

Push once to turn on, push again to turn off! This clicky switch makes a great power switch or mode toggler. We like this switch because it's breadboard friendly and more fun than a power switch. Can reliably handle up to 500mA and up to 50V. This is a really satisfying switch. The leads are not on a perfect 0.1" grid so for use with a breadboard just bend the leads...

$1.95

In stock

Potentiometer Knob of Soft Touch rubber with red indicator line

Potentiometer Knob - Soft Touch T18 - Red

Product ID: 2046

$0.50

17 in stock

Switched JST-PH 2-Pin SMT Right Angle Breakout Board

Product ID: 1863

This switched JST connector is the best way to quickly prototype with our LiPoly batteries. We paired a genuine JST connector with a slide switch that can do up to 600mA. Both are soldered onto a breadboard-friendly breakout. There's two ground pins, one 'switched' power pin, and one pin that is always on. This is compatible with the "JST PH 2-pin" connectors we use...

$2.50

In stock

2x20 Socket Riser Header for Raspberry Pi HATs and Bonnets

Product ID: 4079

Give yourself a lift with this 2x20 female socket header that has slightly longer than usual pins. You can plug this into your Raspberry Pi GPIO port and then plug a HAT or Bonnet or Phat on top. Especially useful for Bonnets that have slim headers on the bottom, but you want them to clear some of the components on the Pi, or fit into a case nicer. The header body is...

$1.95

In stock

Angled shot of black 3-pin 2.54mm terminal block.

2.54mm/0.1" Pitch Terminal Block - 3-pin

Product ID: 2136

$1.25

In stock

3.5mm Mono Audio Plug to Alligator Clips

Product ID: 4181

This cable is easy to understand - you get a 3.5mm mono audio plug on one end, and two alligator clips on the other. It's also really easy to use, perfect for clipping onto a micro:bit or Circuit Playground! It's also good for use with AT (accessibility technology) buttons as they use 3.5mm mono cables for interconnection. Black wire connects to sleeve, white wire...

$1.95

In stock

3 pack TIP120 Power Darlington Transistors

TIP120 Power Darlington Transistors - 3 pack

Product ID: 976

Transistors are powerful little electronic switches, and when our little NPN transistors aren't power enough for your project, we have been known to use these beefy TIP120 Darlington transistors. Great for whenever you need to control medium to high-power electronics such as motors, solenoids, or 1W+ LEDs. We find them so handy, they come in a pack of 3! Each...

$2.50

40 in stock

512MB micro SD Memory Card

Product ID: 5252

Add storage in a jiffy using this 512MB microSD card. Preformatted to FAT32, so it works out of the packaging with our projects. Works great with any device in the Adafruit shop that uses microSD cards. Ideal for use with Feathers, data loggers, or small Linux SBCs (not good for Raspberry Pi unless you have some special distro that will fit on such a small card)...

$4.95

In stock

two separate pieces of 5-pin magnetic connectors

DIY Magnetic Connector - Straight Angle Five Contact Pins

Product ID: 5413

If you love power adapters or toys & gadgets that have magnetic connections, you can now experiment with these futuristic connectors easily. It's sorta like a DIY "MagSafe-styled" connector, with five 0.1" spaced contact pogo pins and a straight solderable connection to your PCB. If you've ever owned a MacBook or a littleBits set, you'll find the functionality...

$6.95

In stock

P-channel Power MOSFET - TO-220 Package - 25A / 60V

Product ID: 1794

When you need to switch a lot of power, P channel MOSFETs are best for the job. These P-FETs can switch over 60V and 25A (with proper heat-sinking) and are TO-220 package so they fit nicely into any breadboard or perfboard. Heat sinking is easy with TO-220s, but because of the very low Rds(on) of down to 70 mOhms (depending on the Vgs - check the datasheet) you can...

$2.95

In stock

100W Type C charging cable black magnetic

Black Woven USB A or Type-C to Type-C Cable with Magnetic Tip - 1 meter long

Product ID: 5520

Some days we're feeling extra fancy here at the 'fruit warehouse, and we have a big soft spot for woven fabric cables. Like, peep this fully reversible pink/purple Blinka-inspired cable or this mithril-like 3-in-1 Sync and Charge cable. Our latest addition to the collection is this 1 meter long Black Magnetic USB A or USB C to USB C Cable with a Magnetic Type C tip!...

$13.95

85 in stock

Angled shot of 16mm black panel mount pushbutton.

16mm Panel Mount Momentary Pushbutton - Black

Product ID: 1505

OK, this item is pretty simple - it's a panel mount pushbutton. It's not that exciting, no LEDs, no bells & whistles. But we really like it anyways – look at that lovely rounded shape, that elegant bevel. If you're going to go with a momentary pushbutton, let it be this one! The button is a normally-open micro-switch. When pressed, the contacts short closed...

$0.95

In stock

Angled shot of a Rugged Metal On/Off Switch with Green LED Ring.

Rugged Metal On/Off Switch with Green LED Ring - 16mm Green On/Off

Product ID: 482

$4.95

In stock

ANO Directional Navigation and Scroll Wheel Rotary Encoder

Product ID: 5001

This funky user interface element is reminiscent of the original clicking scroll wheel interface on the first iPods. It's a fancy mechanical kit but has an intuitiveness that is hard to argue with - everyone knows how to use this kind of rotary encoder to scroll and select. This product is just the encoder/button wheel element. The pin-out is a little odd, we really...

$8.95

In stock

3.5mm (1/8") Stereo Audio Plug Terminal Block

Product ID: 2790

One truth about working with audio is you always need the cable or adapter you don't have in your toolbox. That's why we love these terminal-block audio connectors so much. No soldering required! Use stranded or solid core wire and a small screw driver to create custom wiring jigs. This is the 3.5mm (1/8") Stereo Audio Plug Terminal Block. It's the most common size...

$2.50

56 in stock

Mini LED Arcade Button - 24mm Green

Product ID: 3433

A button is a button, and a switch is a switch, but these translucent arcade buttons are in a class of their own. Particularly because they have LEDs built right in! That's right, you'll be button-mashing amidst a wash of beautiful light with these lil' guys. They're the same size as common miniature arcade controls, and require a 24mm diameter hole for mounting....

$2.50

In stock

Electric Resistive Heating Pad covered with kapton film

Electric Heating Pad - 10cm x 5cm

Product ID: 1481

$5.95

In stock

12 MHz Ceramic Resonator / Oscillator

Product ID: 1874

Keep your microcontroller tickin' with a ceramic oscillator. These little devices are bread-board friendly (0.1" pin spacing) and easy to use. They act much like crystals with the 'stability' capacitors inside. They have 0.5% accuracy, great for every day electronics and microcontroller work and certainly precise enough for UART or other baud-rate generation. For...

$0.85

In stock

Angled shot of a blue round 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - Blue Momentary

Product ID: 1477

A switch is a switch, and an LED is an LED, but this LED illuminated button is a lovely combination of both! It's a medium sized button, large enough to press easily but not too big that it gets in the way of your project panel. It has a built in LED that can be controlled separately from the switch action - either to indicate or just to look good. The body is a...

$1.95

In stock

74LVC245 - Breadboard Friendly 8-bit Logic Level Shifter

Product ID: 735

Most of our customers love using the Arduino for prototyping, design, and invention but find themselves stuck when trying to connect the Arduino to the latest sensors, displays, controllers, interfaces, etc. as they are almost all 3.3V logic these days. We try to solve this problem by having all our breakout boards be 5V compatible or when that's not possible,...

$1.50

77 in stock

Panel Mount 2.1mm DC barrel jack

Product ID: 610

This power jack is designed to easily attach to a panel up to 8mm thick (0.315" or 5/16") and fit 2.1mm power plugs snugly and securely. Perfect for adding a power connector to your project enclosure. We like this jack in particular for its long body (so you can use it on thicker wooden panels), sturdy PCB spacer with 3 easy-to-solder eyes and 'forgiving' plastic lip...

$2.95

26 in stock

Adafruit DVI Breakout Board - For HDMI Source Devices

Product ID: 4984

We designed this little breakout board after seeing some cool demos for the Raspberry Pi Pico driving an HDMI display. By using some fun 'abuse' of overclocking and the RP2040's PIO system a low-cost microcontroller can have great looking video output. Great for making demos, or just noodling around with digital video generation. This breakout board has no active...

$1.95

In stock

Angled shot of 25 Through-Hole Resistors - 470 ohm 5% 1/4W.

Through-Hole Resistors - 470 ohm 5% 1/4W - Pack of 25

Product ID: 2781

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 470Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% precision resistors. Whew! These are super common and great for use in any...

$0.75

1 in stock

Speaker - 40mm Diameter - 4 Ohm 3 Watt

Product ID: 3968

Hear the good news! This speaker is a great addition to any audio project where you need a 4 Ohm impedance and 3W or less of power. At 40mm diameter it has a more square-ish shape, but a smaller face. Sound quality and volume are nicely sandwiched between our Thin Plastic Speaker with Wires and the honkin' 20W 4 Ohm Full Range Speaker. This bite-sized speaker comes...

$4.95

In stock

Slim Metal Potentiometer Knob - 10mm Diameter x 10mm - T18

Product ID: 2058

This slim and modern potentiometer is small and compact, yet looks good and has a nice feel. We hand-selected the best knobs for your project in different sizes and varieties. This one is the Slim Metal Knob 10mm diameter x 10mm Tall (T18 Splines). It's a brushed aluminum knob with a shiny black (anodized?) coating. It kind of looks like the type of knob you'd find...

$0.95

In stock

Micro SD Card PCB Extender

Product ID: 4395

Stop fiddling with micro SD card sockets in the back of your latest gadget during development, and give yourself a little more elbow room with this Small Micro SD Card Extender. This is a great hack for length constraints with 3D printers, single-board computers, data-logging kits and more. Get to your micro SD card in and out without using your fingernails! Insert...

$4.50

In stock

Angled shot of 25 Through-Hole Resistors - 220 ohm 5% 1/4W.

Through-Hole Resistors - 220 ohm 5% 1/4W - Pack of 25

Product ID: 2780

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 220Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% precision resistors. Whew! These are super common and great for use in any...

$0.75

58 in stock

Angled shot of a white round 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - White Momentary

Product ID: 1479

$1.95

56 in stock

4x4 Matrix Keypad

Product ID: 3844

Punch in your secret key (or Jenny's number) into this numeric matrix keypad. This keypad has 16 buttons, arranged in a telephone-line 4x4 grid. The keys are connected into a matrix, so you only need 8 microcontroller pins (4-columns and 4-rows) to scan through the pad. Check the tutorials tab for links to an Arduino library and example code. We include some header...

$5.95

38 in stock

Solid Machined Metal potentiometer or encoder Knob with rubber grip

Solid Machined Metal Knob - 1" Diameter

Product ID: 2056

This is really the fanciest, best-feeling knob we've ever seen. Using this knob sort of reminded us of driving along the Amalfi coast in a perfectly restored '65 Porsche - meaning we really, really liked it. We hand-selected the best knobs for your project in different sizes and varieties. This one's the Solid Machined Metal Knob - 1". It has a nice, weighted feel...

$3.95

In stock

Membrane 3x4 Matrix Keypad + extras - 3x4

Product ID: 419

Punch in your secret key into this numeric matrix keypad. This keypad has 12 buttons, arranged in a telephone-line 3x4 grid. It's made of a thin, flexible membrane material with an adhesive backing (just remove the paper) so you can attach it to nearly anything. The keys are connected into a matrix, so you only need 7 microcontroller pins (3-columns and 4-rows) to...

$3.95

In stock

Mini Panel Mount DPDT Toggle Switch

Product ID: 3220

This or that, one or the other, perhaps or perhaps not! So hard to make decisions these days without feeling like you're just going back and forth constantly. Deciding whether or not to use this mini toggle switch? That's the easiest decision you'll make all day! This Mini Panel Mount DPDT Toggle Switch is great for any project where you need two switches each with...

$1.25

In stock

Short Male Header Kit for ItsyBitsy

Product ID: 4173

These three Short Male Headers alone are, well, lonely. But pair them with our ItsyBitsy boards, and you're in business! These 2.54mm / 0.1" pitch headers are particularly cute and tiny and are designed to match perfectly with our shorty female header kit for ItsyBitsy. Note that you could use normal header with those headers, but these are short and don't need...

$0.75

In stock

Cut out square of 3M 8810 80mm x 80mm Heat Sink Thermal Tape

Heat Sink Thermal Tape - 3M 8810 - 80mm x 80mm

Product ID: 1468

Get that heat sink stuck on good and strong with 3M's thermal tape. Specifically designed for attaching heat sinks to ICs. Works better and is less messy than thermal glues or pastes because the thickness is even across the area. A perfect match for our range of small heat sinks, either in aluminum or copper. Comes in a square of 80mm x 80mm (3" square) - but can be...

$4.50

In stock

Mini LED Arcade Button - 24mm Translucent Red

Product ID: 3430

$2.50

In stock

SWD 0.05" Pitch Connector - 10 Pin SMT Box Header

Product ID: 752

This 1.27mm pitch, 2x5 male SMT Box Header is the same one used on our SWD Cable Breakout Board. The header alone is great if you want to incorporate this piece of hardware with your own software. We're specifically selling it so you can solder it onto our nRF52 Feather to add SWD debug/connect capabilities. You could also straighten out the SMT pins to solder into a...

$1.50

In stock

Small Liquid Crystal Light Valve - Controllable Shutter Glass

Product ID: 3627

What do you get when you power a layer of liquid crystal material sandwiched between two sheets of glass? A Liquid Crystal Light Valve (a.k.a a LCD Controllable Black-out Panel)! They're often used for electric welding helmets because they can protect the welder's eyes from the bright sparks. Or – if you aren't a welder – they can be used to provide a...

$2.95

In stock

USB A Round Panel Mount Plug showing front port

USB A Jack to Micro USB B Jack Round Panel Mount Adapter

Product ID: 4214

If you need to add a panel-mount connection for Micro USB, but don't have the time or ability to cut a custom oval or square hole, this USB A Jack to Micro USB B Jack Round Panel Mount Plug is the easiest and fastest way to panel-ify your existing kit. It's about 30mm in diameter, so you can drill a hole in your wood, plastic or metal with a common hole-saw or bit,...

$5.95

In stock

Cut out square of 3M 8810 25mm x 25mm Heat Sink Thermal Tape

Heat Sink Thermal Tape - 3M 8810 - 25mm x 25mm

Product ID: 1467

$0.95

In stock

3.3V 250mA Linear Voltage Regulator - L4931-3.3 TO-92

Product ID: 2166

Need a nice little 3.3V regulator? We rather like the very-low-dropout L4931 from ST! This little guy will help you get your 4-20V battery or wall adapter down to a nice clean 3.3V with 2% regulation. Perfect for just about all electronics! This is a TO-92 package version, with up to 250mA current capability, and has internal current limiting + thermal shut-down...

$1.50

52 in stock

128MB micro SD Memory Card

Product ID: 5250

Add storage in a jiffy using this 128MB microSD card. Preformatted to FAT32, so it works out of the packaging with our projects. Works great with any device in the Adafruit shop that uses microSD cards. Ideal for use with Feathers, data loggers, or small Linux SBCs (not good for Raspberry Pi unless you have some special distro that will fit on such a small card)...

$3.95

In stock

3.3V 800mA Linear Voltage Regulator - LD1117-3.3 TO-220

Product ID: 2165

Ah the esteemed LD1117, who amongst us has not used this popular low drop voltage regulator? This big chunky regulator will help you get your 4-15V battery or wall adapter down to a nice clean 3.3V with 1% regulation. Perfect for just about all electronics! This is the TO-220 version, with up to 800mA current capability, and has internal current limiting + thermal...

$1.25

In stock

Through-Hole Resistors - 1.0K ohm 5% 1/4W - Pack of 25

Product ID: 4294

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 1.0KΩ Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% precision resistors. Whew! These are super common and great for use in any...

$0.75

67 in stock

16mm Illuminated Pushbutton - Red Latching On/Off Switch

Product ID: 1442

$1.50

In stock

JST-PH 2-Pin SMT Right Angle Breakout Board

Product ID: 1862

A simple 2-pin connector soldered onto a breadboard-friendly breakout. This is compatible with the "JST PH 2-pin" connector. Mates perfectly with all our 1-cell LiPoly and LiIon batteries as well as our 6V coin cell holder and 3xAAA battery pack. We also have simple JST pigtails that mate with this connector.

$1.50

In stock

Angled shot of a rectangular white 30mm illuminated pushbutton.

LED Illuminated Pushbutton - 30mm Square

Product ID: 491

A button is a button, and a switch is a switch, but this LED illuminated arcade buttons is in a class of its own. It's similar in size to an arcade button (and will fit in holes drilled for 'standard' 30mm buttons) but has a built in LED that can be controlled separately from the switch action - either to indicate or just to look good. The body is a black plastic,...

$3.95

In stock

MCP23008 - i2c 8 input/output port expander

Product ID: 593

Add another 8 pins to your microcontroller using an MCP23008 port expander. The MCP23008 uses two i2c pins (these can be shared with other i2c devices), and in exchange gives you 8 general purpose pins. You can set each of 8 pins to be input, output, or input with a pullup. There's even the ability to get an interrupt via an external pin when any of the inputs change...

$1.95

In stock

Top-down shot of 15 colorful round tactile button switches in green, yellow, red, blue, and white.

Colorful Round Tactile Button Switch Assortment - 15 pack

Product ID: 1009

Little clicky switches are standard input "buttons" on electronic projects. These work best in a PCB but can be used on a solderless breadboard as shown in this tutorial. The pins are normally open (disconnected) and when the button is pressed they are momentarily closed. These buttons are bigger than the 6mm ones we carry and come in a pack of 15. Each button comes...

$5.95

In stock

Black Rubber Joystick Nubbin Cap for 5-weay Navigation Joystick

Black Rubber Joystick Nubbin Cap for Navigation Joystick

Product ID: 4697

A new tiny squishy delight! This Black Rubber Joystick Nubbin Cap is the perfect add-on to any of your projects with a 5-way navigation joystick, like our Adafruit Mini Color TFT with Joystick FeatherWing or Adafruit 128x64 OLED Bonnet for Raspberry Pi. Fits perfectly on classic 5-way navigation joysticks like this one. It's solid, sturdy, and presses on firmly. We...

$0.50

In stock

Angled shot of 16mm red panel mount pushbutton.

16mm Panel Mount Momentary Pushbutton - Red

Product ID: 1445

$0.95

In stock

Vertical Breadboard-Friendly 3.5mm Mono Headphone Jack

Product ID: 4031

Pipe audio in or out of your project with this very handy breadboard-friendly audio jack. It's a mono jack with a disconnect pin so you'll get a ground sleeve pin, a left tip pin and a pin that will be disconnected when a jack is inserted. You can use any 3.5mm audio cable with this jack. The pins are on 0.1" spacing so it plugs very solidly (and vertically!) into a...

$1.25

In stock

Rugged Metal Pushbutton - 22mm 6V RGB Momentary

Product ID: 3423

By popular demand, we now have rugged metal buttons with a full color RGB LED ring light! These chrome-plated metal buttons are rugged, but certainly not lacking in flair. This is a 22mm Momentary version of the RGB pushbutton. Simply drill a 22mm hole into any material up to 1/4" thick and you can fit these in place – there's even a rubber gasket to keep water...

$16.50

In stock

Magnetic USB Type-C Plug Tip

Product ID: 5524

This is a magnetic USB Type C plug! They pair with the Black Woven USB A or Type-C to Type-C Cable with Magnetic Tip . Plug your USB C power (or data!) cable into one end, then insert the little magnetic nub into your device's charging port. Now you basically have a quick-detach USB C connector with a magnetic alignment. Easy to plug in whenever, no worries if the...

$4.95

In stock

Pack of 10 through hole 10uF 50V Electrolytic Capacitors

10uF 50V Electrolytic Capacitors - Pack of 10

Product ID: 2195

We like capacitors so much we made a kids' show about them. They're super handy and it's really helpful to have a variety lying around to pick and choose from. This is a 10 pack of 10uF 50v capacitors, so they can be used with any DC voltage up to 50V. They have a tolerance of ±20% and long flexible pins that make them great for perf or breadboards. Remember...

$1.95

In stock

3x4 Right Angle Male Header - 4 pack

Product ID: 816

Three rows in a right angle header!? Yes! These chunks of 0.1" header has yet-another-row - handy for when you want to connect cables that come in sets of three, like perhaps sensors, or servos. These plug into any standard 0.1" spacing perf-boards or other PCBs and work nicely with our female-ended wire sets. Comes in a set of four pieces, each piece is 3 rows by 4...

$2.95

79 in stock

head-on shot of illuminated large red arcade button with LED.

Large Arcade Button with LED - 60mm Red

Product ID: 1190

BAM! This 60mm diameter arcade button is large and inviting and ready for all sorts of pressing and pushing. We've seen these on some games of skill in arcades, they're easy to mount on nearly any kind of enclosure. They're not waterproof or weatherproof, so best used indoors. This button has a flat red plastic cover with a black retaining ring around it. There's an...

$5.95

19 in stock

Angled shot of 10 8mm soft tactile buttons.

Soft Tactile Button (8mm) x 10

Product ID: 3101

Put your project in stealth mode with these silent Soft Tactile Switch Buttons. Tactile switches are standard input "buttons" on electronic projects. These work best in a PCB but can be used on a solderless breadboard as shown in this tutorial. The pins are normally open (disconnected) and when the button is pressed they are momentarily closed. They come in a pack of...

$1.95

In stock

Slide Potentiometer with Knob - 75mm Long - 10KΩ

Product ID: 4219

Slip slidin' away Slip slidin' away You know the nearer your resistance The more you're slip slidin' away If you're tired of the regular-old-twisty potentiometers we carry, why not slide over and try this slide pot? Most famously used on mixers and the transporter control panel on Star Trek, these slide pots are not too long at only 75mm. Use as a voltage divider and...

$2.95

In stock

Angled shot of ten 4-pin JST-SH connectors.

JST SH 4-pin Right Angle Connector (10-pack) - Qwiic Compatible

Product ID: 4208

If you're a DIY enthusiast who likes to micro-manage your project's connections, here is a 10-pack of some micro JST SH connectors! They're solid plastic with 4 x 1mm pitch through-hole mounting tabs. In an SMT line you can just paste over the through holes and the pads will solder in place. This connector can be used with Qwiic boards and cables, to easily connect...

$3.95

In stock

USB MicroSD Card Reader/Writer - microSD / microSDHC / microSDXC

Product ID: 939

This is the cutest little microSD card reader/writer - but don't be fooled by its adorableness! It's wicked fast and supports up to 64 GB SDXC cards! Simply slide the card into the edge and plug it into your computer. No drivers are required, it shows up as a standard 'Mass Storage' device under any OS. You can swap cards while the USB port is kept plugged in. Comes...

$5.95

In stock

Panel Mount 10K Log Potentiometer with On-Off Switch

Panel Mount 10K Log Potentiometer w/ On-Off Switch - 10K Log w/ Switch

Product ID: 3481

This potentiometer is a two-in-one: it's a log taper 10K ohm potentiometer, with a grippy shaft and it comes with an on-off switch. It's smooth and easy to turn, but not so loose that it will shift on its own. We like this one because the legs are 0.2" apart with pin-points, so you can plug it into a perfboard. Note the spacing on the switch/pot pins is 0.2" so it...

$1.50

In stock

10 pack of 0.1uF through hole ceramic capacitors

0.1uF ceramic capacitors - 10 pack

Product ID: 753

As any engineer will tell you, 0.1uF ceramic capacitors are the magic fairy dust of electronics - sprinkle them over your circuit schematics for good luck! But seriously, a 0.1uF capacitor right next to the VCC pin of your chips will improve stability by filtering out power supply spikes and noise that can cause flaky behavior. We love these little guys, they have...

$1.95

73 in stock

Panel Mount 1/8" / 3.5mm Mono Connector

Product ID: 4361

Pipe audio in or out of your project with this very handy panel mount audio jack. It's a mono jack with a disconnect pin so you'll get a ground sleeve pin, a left tip pin and a pin that will be disconnected when a jack is inserted. You can use any 3.5mm audio cable with this jack. Each jack comes with two solder eyelets and a panel mounting hex-nut. They made of...

$0.95

1 in stock

Scrubber Knob for Rotary Encoder - 35mm

Product ID: 2055

Round and round it goes, this nice round "scrubber" knob is the perfect mate to a rotary encoder. It's got a wide 34.7mm diameter with a nice finger groove on its face so it's easy to turn with just one finger. It works best with our rotary encoder, just snap it on, and away you go. Please note: this knob won't work with our potentiometers which have T18 spline...

$0.95

In stock

40-pin FPC Extension Board with 200mm long Cable

40-pin FPC Extension Board + 200mm Cable

Product ID: 2098

Give your 40 pin, 0.5mm pitch, devices a strrrreeeetch with this extension board. This 40pin FPC extension board has two 40-pin flex connectors (both are bottom contact type), and an extension cable to add ~22cm (20cm cable plus 2cm board) Each order comes with one board a 20cm long, 40-pin 0.5mm pitch FPC cable and board. Works great with our 40pin TFTs!

$4.50

In stock

Angled shot of a green round 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - Green Latching On/Off Switch

Product ID: 1443

$1.50

In stock

head-on shot of illuminated large white arcade button with LED.

Large Arcade Button with LED - 60mm White

Product ID: 1192

BAM! This 60mm diameter arcade button is large and inviting and ready for all sorts of pressing and pushing. We've seen these on some games of skill in arcades, they're easy to mount on nearly any kind of enclosure. They're not waterproof or weatherproof, so best used indoors. This button has a flat white plastic cover with a black retaining ring around it. There's...

$5.95

In stock

Slide Potentiometer with Plastic Knob - 45mm Long - 10KΩ

Product ID: 4272

$1.95

14 in stock

Angled shot of 15 colorful square tactile button switches in green, yellow, red, blue, and white.

Colorful 12mm Square Tactile Button Switch Assortment - 15 pack

Product ID: 1010

Little clicky switches are standard input "buttons" on electronic projects. These work best in a PCB but can be used on a solderless breadboard as shown in this tutorial. The pins are normally open (disconnected) and when the button is pressed they are momentarily closed. These buttons are bigger than the 6mm ones we carry and come in a pack of 15. Each button comes...

$5.95

In stock

ChromaTek 19mm Rugged Momentary Metal Pushbutton with NeoPixel - 19-B-M-F1

Product ID: 5236

By popular demand, we now have rugged metal buttons with a full-color NeoPixel LED ring light! These chrome-plated metal buttons are rugged, but certainly not lacking in flair. This is a 19mm Momentary version of the RGB pushbutton. Simply drill a 19mm hole into any material up to 0.45" thick and you can fit these in place – there's even a rubber gasket to keep...

$19.95

73 in stock

Pack of 3 IC Sockets for 16-pin 0.3 inch Chips

IC Socket - for 16-pin 0.3" Chips - Pack of 3

Product ID: 2203

An IC (Integrated Circuit) socket allows you to insert and remove chips easily from an assembled kit or project This item contains 3 of the 16 pin 0.3" wide version. Best used with chips that have 16 pins (2x8) and have 0.3" pin spacing. These are often used for soldering into a Perma Proto or PCB so that you can replace and swap chips easily. What's nice about IC...

$0.95

In stock

Potentiometer Knob of Soft Touch rubber with blue indicator line

Potentiometer Knob - Soft Touch T18 - Blue

Product ID: 2048

$0.50

In stock

Panel Mount Right Angle 10K Linear Potentiometer with On-Off Switch

Panel Mount Right Angle 10K Linear Potentiometer w/On-Off Switch - 10K Linear w/ Switch

Product ID: 3395

This Panel Mount Right Angle 10K Linear Potentiometer w/ On-Off Switch is a two-in-one, with both a breadboard-friendly potentiometer and a switch. For the potentiometer-half, you've got a standard linear taper 10K ohm potentiometer, with a grippy shaft. It's smooth and easy to turn, but not so loose that it will shift on its own. It also comes equipped with an...

$1.50

In stock

USB-A Female Socket to 5-pin Terminal Block

Product ID: 3629

This is the USB-A Female Socket to 5-pin Terminal Block. If you need to connect to a device with a USB Jack, maybe make your own USB host connector, extension cable, or custom cable of sorts - this adapter will come in very handy! No soldering required. Just use a small screwdriver to open up the terminal blocks, slide in your stranded or solid-core wire, and...

$4.95

In stock

Angled shot of 40-pin FPC connector on 2x20 socket header adapter PCB.

40-pin FPC to Straight 2x20 IDC Female Socket Header

Product ID: 4905

Here is an easy solution for extending your Raspberry Pi's GPIO capabilities. This is a 40-pin FPC to Straight 2x20 IDC Female Socket Header Adapter Use this adapter, which will act as an extender for all 40 pins to give you a streeeeetch. Simply plug the socket side into the Raspberry Pi. Then, keeping an eye where Pin 1 is, insert your FPC ribbon cable into the...

$3.50

In stock

JST PH 2.0mm Pitch Connector 220 Piece Kit with many connectors and contacts in opened box

2.0mm Pitch Connector Kit - JST PH Compatible - 220 Piece Kit

Product ID: 4422

Totally 220 pieces, this 2.0mm Pitch Kit with JST-PH Connectors is a must-have for your workstation. You'll have enough sockets and plugs to fuel your maker tendencies for days on end! These connectors are really common in electronics, we use the 2 pin ones for our batteries and battery packs. The 3 pin and 4 pin are used for STEMMA connectors. The 4 pin size is even...

$8.95

38 in stock

1N4148 Signal Diode - 10 pack

Product ID: 1641

You have some electrons over here, and you want them over there but you don't want the electrons from over there to be able to come over here? That's what a diode is for, these are directional current valves and have the benefit of being waaay smaller than vacuum tubes. Classic 1N4148's are great for any kind of small signal (not power!) rectification. Use them all...

$1.50

In stock

Mini Thermal Receipt Printer

Product ID: 597

Add a mini printer to any microcontroller project with this very cute thermal printer. Thermal printers are also known as receipt printers, they're what you get when you go to the ATM or grocery store. Now you can embed a little printer of your own into an enclosure. This printer is ideal for interfacing with a microcontroller, you simply need a 3.3V-5V TTL serial...

$49.95

In stock

Angled shot of a black aluminum knob. A white triangle on top of the knob points at 5:00.

Anodized Aluminum Machined Knob - Black - 20mm Diameter

Product ID: 5527

These compact and luxurious machined knobs look fantastic and have a nice feel, a perfect way to upgrade your rotary encoder or potentiometer. We hand-selected the best knobs for your project in different sizes and varieties. This is an Anodized Aluminum Machined Knob in classic Adafruit Black. It's a solid machined aluminum knob, with knurling on the sides for...

$2.95

In stock

Tactile On/Off Switch with Leads

Product ID: 1092

Squeeze once to turn on, squeeze again to turn off! This clicky switch makes a great power switch or mode toggler. We like this switch because it's easy to embed in a seam for easily powering up/off wearable and fabric projects. Can handle up to 14V and 2 Amps! This is a really satisfying switch. As of May 20th, the dimensions of this switch are: Length of wires:...

$3.95

In stock

Magnetic USB micro B Plug Tip

Product ID: 5523

This is a magnetic USB micro b plug! They pair with the Black Woven USB A or Type-C to Type-C Cable with Magnetic Tip . Plug your microUSB power (or data!) cable into one end, then insert the little magnetic nub into your device's charging port. Now you basically have a quick-detach microUSB connector with a magnetic alignment. Easy to plug in whenever, no worries if...

$4.50

In stock

Solder-Free Stackable Banana Plugs 4mm - Pack of 5 Multi-Color

Product ID: 3694

These Banana Plugs not only look great, they're also solder-free and stackable! Banana plugs are often used on test equipment, tools, synthesizers and other electronic patch panels. Each connector is designed with bowed strips to provide secure and uniform contact between the plug and jack. Even after multiple insertions, the non-collapsing design stays true to form....

$4.95

In stock

Mini LED Arcade Button - 24mm Translucent Blue

Product ID: 3432

$2.50

In stock

Angled shot of ten reverse tactile button switches.

Reverse Mount Tactile Switch Buttons - 6mm square - 10 Pack

Product ID: 5410

Have you ever seen a tactile button do a headstand? This little clicky button is like a circus (circuit circus?) performer, contorting itself so its legs stick up instead of down the way most are. We think these could be used in SMT projects where you want to have a button that comes through a PCB but without the front height. These are unique and we thought some...

$1.25

In stock

16 Pin IDC Breakout Helper Soldered into perma-proto

IDC Breakout Helper - 2x8 (16 pin)

Product ID: 2104

This 2x8 (16 pin - 0.1" spaced) IDC Breadboard Helper is great in conjunction with any 16-pin IDC cables. It comes in two parts, a 'pin-through' socket and a male header. The socket straddles the center of a breadboard or Perma-Proto and then header plugs into the top of the socket. Since IDC cables are so standard, but a royal pain to use with breadboards, this is a...

$1.25

27 in stock

Break-away 0.1 inch 36-pin strip male header - Five different color plastics

Break-away 0.1" 36-pin strip male header - Rainbow Combo 10 Pack

Product ID: 4154

In this world, nothing can be said to be certain, except we need headers, headers, and more headers! Each pack contains ten candy-colored 36-pin 0.1" pitch break-away male headers. These are a little extra special in that the plastic holding the pins together is made of colored plastic instead of classic black. You get 2 of each color: red, yellow, white, green and...

$4.95

25 in stock

Mini LED Arcade Button - 24mm Translucent Clear

Product ID: 3429

$2.50

In stock

Angled shot of a yellow 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - Yellow Momentary

Product ID: 1441

$1.50

99 in stock

Angled close-up of round plastic container containing small rainbow tactile buttons separated by color. Half of the plastic tabs on the container are opened.

6mm Rainbow Tactile Button Deluxe Party Tray - 160 Pieces

Product ID: 4184

You know those party platters you see at fancy events, where there's like sliced carrots on one side, and chunks of cheese on another, all divided up lovely? OK this is the exact same thing but for 6mm tactile buttons. You will never feel constrained by button colors again with this button party, lots of colors, in a handy carry case. Little clicky switches are...

$9.95

21 in stock

Head-on shot of illuminated large blue arcade button 60mm

Large Arcade Button with LED - 60mm Blue

Product ID: 1194

BAM! This 60mm diameter arcade button is large and inviting and ready for all sorts of pressing and pushing. We've seen these on some games of skill in arcades, they're easy to mount on nearly any kind of enclosure. They're not waterproof or weatherproof, so best used indoors. This button has a flat blue plastic cover with a black retaining ring around it. There's an...

$5.95

4 in stock

Three Terminal Micro Switch wit Roller Lever

Micro Switch w/Roller Lever - Three Terminal

Product ID: 819

Micro-switches are often found in arcade buttons and joysticks but they're also really handy in any kind of mechatronics project or when you need a basic sensor. They are always 'tactile' (clicky feeling), and 'momentary' (the switch closes when pressed, then snaps open once released). They come in a few different varieties (mostly having to do with the contacts and...

$1.95

26 in stock

MCP23017 - i2c 16 input/output port expander

Product ID: 732

Add another 16 pins to your microcontroller using an MCP23017 port expander. The MCP23017 uses two i2c pins (these can be shared with other i2c devices), and in exchange gives you 16 general purpose pins. You can set each of 16 pins to be input, output, or input with a pullup. There's even the ability to get an interrupt via an external pin when any of the inputs...

$6.95

In stock

Angled shot of 25 Through-Hole Resistors - 100 ohm 5% 1/4W.

Through-Hole Resistors - 100 ohm 5% 1/4W - Pack of 25

Product ID: 4293

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 100Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% precision resistors. Whew! These are super common and great for use in any...

$0.75

In stock

Pack of 3 different SIM Card Adapters with remover tool

SIM Card Adapters - Pack of 3

Product ID: 2658

Swapping around your SIM card into different devices? This trio of SIM adapters helps so that you can use one SIM card for various size-needs. Two adapters fit Nano-SIMs (~12mm x ~9mm x ~0.7mm) and one fits Micro-SIMs (~15mm x ~12mm x ~0.8mm). In our two examples we broke down our GSM 2G SIM Card from Ting & Adafruit to it's smallest Nano self. Once in the...

$0.95

In stock

Slim Rubber Rotary Encoder Knob - 11.5mm x 14.5mm D-Shaft

Product ID: 5093

Here's a new addition to our rotary-potentiometer-knob family. This knob has a nice soft-touch feel with an arrow on it, and its much 'slimmer' than the skirted knob we have been using, so good for compact layouts. Note: This is just the knob. We have a breadboard-friendly rotary encoder here. Rotary encoders are useful as rotation sensors or selectors and look...

$0.75

In stock

Angled shot of 16mm green panel mount pushbutton.

16mm Panel Mount Momentary Pushbutton - Green

Product ID: 1504

$0.95

In stock

Mini Analog Joystick - 10K Potentiometers

Product ID: 3102

Sometimes a simple analog control device can be the perfect tactile solution for your project, but they can be surprisingly hard to come by. Luckily we've found a low-cost, quality Mini Analog Joystick to fill your directional analog input needs! Unlike most arcade-style joysticks which come with four clicking switches, this product has two 10KΩ potentiometers...

$19.95

In stock

16mm Illuminated Pushbutton - Blue Latching On/Off Switch

Product ID: 1476

$1.95

In stock

Angled shot of 25 Through-Hole Resistors - 100K ohm 5% 1/4W.

Through-Hole Resistors - 100K ohm 5% 1/4W - Pack of 25

Product ID: 2787

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 100K Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% precision resistors. Whew! These are super common and great for use in any...

$0.95

In stock

74AHCT14 - Logic Level Inverter / Level Shifter

Product ID: 3877

Sometimes you feel low, and sometimes you feel high - cause your logic levels are opposite to what they should be! But this easy-to-use inverter chip will flip that frown upside-down. This chip is spec'd to run at 5V but we've run it at 3V just fine. Power it by connecting up GND and VCC to your desired output logic level. High-level inputs can be as low as 2V and...

$0.95

94 in stock

Angled shot of green 10-pin 2.54mm terminal block.

2.54mm/0.1" Pitch Terminal Block - 10-pin

Product ID: 2142

$3.35

In stock

Panel Mount 10K Dual Linear Potentiometer with On-Off Switch

Panel Mount 10K Dual Linear Potentiometer w/ On-Off Switch - 10K Dual Linear w/ Switch

Product ID: 3393

This Panel Mount 10K Dual Linear Potentiometer w/ On-Off Switch is a two-in-one, you get a dual-ganged potentiometer and an on-off switch. For the potentiometer-half, you've got a dual standard linear-taper 10Kohm potentiometer, with a grippy shaft. It's smooth and easy to turn, but not so loose that it will shift on its own. It also comes equipped with an on/off...

$1.75

90 in stock

Angled shot of 25cm long FPC ribbon cable.

40-pin 0.5mm pitch FPC Flex Cable with A-B Connections - 25cm long

Product ID: 4933

Use this 25 cm long cable with our 40-pin FPC to 2x20 IDC Plug and Socket adapter PCBs to extend your Raspberry Pi's GPIO capabilities. Note you'll have to keep an eye on where Pin 1 is on the ribbon cable, on the adapter PCBs, and your HAT or Bonnet of choice. Works great with any two of the following: 40-pin FPC to Straight 2x20 IDC Male Plug Header. 40-pin FPC to...

$0.95

In stock

Pack of 10 of 36-pin 0.1 inch Short Break-away Male Header

Male Header 36-pin 0.1" Short Break-away Type - Pack of 10

Product ID: 3009

In this world nothing can be said to be certain, except we need headers, headers, and more headers! Each pack contains ten 36-pin short break-away male headers, 0.1" pitch. These headers are very short for matching with our short female headers. Normal male headers are a little longer and need to be cut down to be as slim as possible. Breakaway headers are like the...

$4.95

In stock

Alpha Single-Gang 16mm Right-angle PC Mount - 10K Linear - RV16AF-41-15R1-B10K-30H4

Product ID: 5280

This Alpha 10K Linear potentiometer is a two-in-one, good in a breadboard or with a panel. It's a fairly standard linear taper 10K ohm potentiometer. It's smooth and easy to turn, but not so loose that it will shift on its own. We like this one because the legs are 0.2" apart with pin-points, so you can plug it into a breadboard or perfboard. Folks love Alpha pots...

$1.95

In stock

Motorized Slide Potentiometer - 10KΩ Linear with 5V DC Motor

Product ID: 5466

This linear slide potentiometer comes with an added kick - its not just a plain old slide pot! Underneath is mounted a slim geared DC motor that can gently move the wiper up and down, without human interaction. Often seen in very fancy A/V control panels, you could use these as linear feedback sensors for light robotics, or for interactive controls that can be...

$24.95

In stock

Bipolar Transistor Kit - 5 x PN2222 NPN and 5 x PN2907 PNP

Product ID: 3599

Transistors are powerful little electronic switches, and we really like these NPN and PNP transistors whenever we need to control medium-power electronics, such as small motors, solenoids, or IR LEDs. We find them so handy we threw together a mix-and-match bag of PN2222 and PN2907! You get 5 x NPN and 5 x PNP, very handy for your class B amplifier, high or low side...

$1.95

1 in stock

Op Amp - Dual Rail-to-Rail - 2.7-6V power @ 80mA output - TLV2462

Product ID: 808

When you need to amplify, filter, add, or otherwise manipulate analog signals you'll certainly want an operational amplifier at your side. This is our favorite hobby op-amp, which we use in our kits! It's DIP package so very easy to work with on a breadboard or perfboard. It has two amplifiers inside. It can run from voltages as low as 2.7V and up to 6V. It has rail...

$3.95

In stock

DE-9 (DB-9) Female Socket to Terminal Spring Block Adapter

Product ID: 4510

Make your own custom DE-9 cable or DE-9 interface with ease, using this DE-9 Socket to Terminal Spring Block Adapter. You get a nice solid PCB with a DE-9 socket and one line of push-terminal blocks. Just flick up the little levers and slide in your stranded or solid core wire to quickly assemble your own wiring jigs. No soldering required! Perfect for when you need...

$6.25

In stock

USB Type-A Jack

Product ID: 2225

This is just a standard USB-A jack. It's a sturdy metal with 4 pins in the back and 2 small mounting tabs that make it easy to use in your next USB project We use this USB-A jack for everything, really. With a little effort you can bend the side mounting tabs and solder the 4 data/power pins into a Perma Proto. Its not good for solderless breadboards, the pins are...

$0.75

In stock

Reset / Enable Controller - KA75330 3.3V Voltage Detector

Product ID: 3428

A voltage detector is handy for projects where you want to make sure your microcontroller doesn't run at a low voltage. For example, say you have a Feather Huzzah running on a lipoly battery every few minutes. Eventually, the battery runs down and goes below 3.3V, so the voltage to the ESP8266 core is too low, and could cause a lockup or corrupted data. Or maybe your...

$0.50

In stock

Mini External USB Stereo Speaker

Product ID: 3369

Add some crisp and compact audio to your project with this Mini External USB 2.0 Speaker. It's USB-only and does not require or use a 3.5mm audio jack. You'll get great audio, even with a device that doesn't have a head phone jack. And since it is powered over USB, there's no need to charge it by other means, merely plug it into your desired device's USB port and...

$12.50

In stock

16mm Illuminated Pushbutton - White Latching On/Off Switch

Product ID: 1478

$1.95

In stock

2x40 Right Angle Edge Connector for micro:bit

Product ID: 3342

This is a connector that fits directly to the edge contacts of a BBC micro:bit. The connector has 80 pins, but because of the different widths of the micro:bit edge contacts, some of the micro:bit contacts will map to more than one of this connector's pins. Also, the back half of the pins are not used at all. The edge connector gives access to all the important pins...

$5.95

84 in stock

Large Liquid Crystal Light Valve - Controllable Shutter Glass

Product ID: 3330

$7.50

In stock

10 pin IDC Breakout Helper Soldered into perma-proto.

IDC Breakout Helper - 2x5 (10 pin)

Product ID: 2102

This little 2x5 (10 pin - 0.1 spaced) IDC Breadboard Helper is great in conjunction with any of our 10-pin IDC cables. It comes in two parts, a 'pin-through' socket and a male header. The socket straddles the center of a breadboard or Perma-Proto and then header plugs into the top of the socket. Since IDC cables are so standard, but a royal pain to use with...

$0.95

In stock

Breadboard Friendly Panel Mount 10K potentiometer log.

Panel Mount 10K Log Potentiometer (Breadboard Friendly) - 10K Log

Product ID: 3391

This potentiometer is a two-in-one, good in a breadboard or with a panel. It's a log taper 10K ohm potentiometer, with a grippy shaft. It's smooth and easy to turn, but not so loose that it will shift on its own. We like this one because the legs are 0.2" apart with pin-points, so you can plug it into a breadboard or perfboard. Once you're done prototyping, you can...

$0.95

89 in stock

Mini LED Arcade Button - 24mm Translucent Yellow

Product ID: 3431

$2.50

90 in stock

Foot switch

Product ID: 423

Your friends probably tell you that you are "good with your hands," but now you can also be good with your feet! This foot switch is made of rubbery plastic, is plenty strong to put up with any amount of stomping, and contains a snap switch. You can use the switch as either a "normally open" or "normally closed" type. Attached to the switch is a 2 meter long cable so...

$7.50

In stock

Angled shot of single green 6-pin 2.54mm terminal block.

2.54mm/0.1" Pitch Terminal Block - 6-pin

Product ID: 2135

$2.15

In stock

Angled shot of three black plastic step-switches with red LEDs.

Step Switch with LED - Three Pack of Black with Red LED - PB86

Product ID: 5502

These hinged momentary step switches are evocative of the 16-step sequencer keys on TR-808 sythesizers. Also sometimes used on A/V equipment, they're very tactile with a good clicky feel. And of course, the built in red LED is great for indicating when something is on or off - or as visual feedback when clicked. There's four legs to the switch for mechanical...

$4.50

26 in stock

Angled shot of RJ-45 Plug Terminal Block.

RJ-45 Terminal Block to Ethernet Socket Adapter

Product ID: 4981

If you need to connect an RJ-45 cable (a.k.a Ethernet) to a board that doesn't have an Ethernet socket - this adapter will come in very handy! This is an Ethernet (RJ-45) Terminal Block to Socket Adapter. There is a standard RJ-45 Ethernet socket on one end and a terminal block on the other. No soldering required! Just unscrew the terminal blocks and slide in your...

$6.95

In stock

Mono Enclosed Speaker with Plain Wires - 3W 4 Ohm

Product ID: 4445

Listen up! This single 2.8" x 1.2" speaker is the perfect addition to any audio project where you need 4 ohm impedance and 3W or less of power. We particularly like these speakers as they are small and enclosed for good audio volume and quality. This speaker does not come with a connector on the end, it's just plain bare wires! Works peachy-keen with any of our audio...

$3.95

44 in stock

Breadboard Friendly Panel Mount 1K potentiometer

Panel Mount 1K potentiometer (Breadboard Friendly) - 1K Linear

Product ID: 1789

This 1K potentiometer is a two-in-one, good in a breadboard or with a panel. It's a fairly standard linear taper 1K ohm potentiometer, with a grippy shaft. It's smooth and easy to turn, but not so loose that it will shift on its own. We like this one because the legs are 0.2" apart with pin-points, so you can plug it into a breadboard or perfboard. Once you're done...

$0.95

88 in stock

USB-A Male Plug to 5-pin Terminal Block

Product ID: 3628

This is the USB-A Male Plug to 5-pin Terminal Block. If you need to connect to a device with a USB Jack, maybe make your own USB stick or custom cable of sorts - this adapter will come in very handy! No soldering required. Just use a small screwdriver to open up the terminal blocks, slide in your stranded or solid-core wire, and re-tighten. The terminal block itself...

$4.95

In stock

TLC551 IC Timer - CMOS 555 with 1V to 15V power, up to 1.8MHz - TLC551CP

Product ID: 5222

According to The Internet, 95% of electronic projects can be done with an op-amp or 555 timer chip. We're not so sure about it, but the 'triple nickel' (as we like to call it after we've had a gin&tonic) does come in handy for many simple analog or digital circuits. The classic part number is often referred to as the "NE555", and here we've got a modern spin on...

$3.95

In stock

Pack of 10 through hole 100uF 16V Electrolytic Capacitors

100uF 16V Electrolytic Capacitors - Pack of 10

Product ID: 2193

We like capacitors so much we made a kids' show about them. They're super handy and it's really helpful to have a variety lying around to pick and choose from. This is a 10 pack of 100uF 16v capacitors so they can be used with any DC voltage up to 16V. They have a tolerance of ±20% and long flexible pins that make them great for perf or breadboards. Remember...

$1.95

In stock

40Pin IDC Breakout Helper Soldered into perma-proto

IDC Breakout Helper - 2x20 (40 pin)

Product ID: 2270

The "poor woman's" Raspberry Pi A+ / B+ / Pi 2 cobbler! This combo of 2x20 pin (0.1 spaced) header and socket is for our popular GPIO Ribbon Cable for Raspberry Pi Model A+/B+/Pi 2 (40 pins). It comes in two parts, a 'pin-through' socket and a male header. The socket straddles the center of a breadboard or Perma-Proto and then header plugs into the top of the socket....

$2.25

35 in stock

3.5mm (1/8") Stereo Audio Jack Terminal Block

Product ID: 2791

One truth about working with audio is you always need the cable or adapter you don't have in your toolbox. That's why we love these terminal-block audio connectors so much. No soldering required! Use stranded or solid core wire and a small screw driver to create custom wiring jigs. This is the 3.5mm (1/8") Stereo Audio Jack Terminal Block. It's the most common size...

$2.50

In stock

Angled shot of a black aluminum knob. A black triangle on top of the knob points at 7:00.

Anodized Aluminum Machined Knob - Silver - 20mm Diameter

Product ID: 5528

These compact and luxurious machined knobs look fantastic and have a nice feel, a perfect way to upgrade your rotary encoder or potentiometer. We hand-selected the best knobs for your project in different sizes and varieties. This is an Anodized Aluminum Machined Knob in Silver Fox. It's a solid machined aluminum knob, with knurling on the sides for grippyness, and a...

$2.95

In stock

USB Micro B Male Plug to 5-pin Terminal Block

Product ID: 3972

Make your next custom USB cable a breeze with a USB Micro B Male Plug to 5-pin Terminal Block. If you need to connect to a device with a micro USB plug or maybe make your own USB OTG device or custom cable of sorts - this adapter will come in very handy: no soldering required! Just use a small screwdriver to open up the terminal blocks, slide in your stranded or...

$6.50

In stock

Angled shot of a Rugged Metal On/Off Switch with Blue LED Ring.

Rugged Metal On/Off Switch with Blue LED Ring - 16mm Blue On/Off

Product ID: 915

These chrome-plated metal buttons are rugged and look real good while doing it! Simply drill a 16mm hole into any material up to 1/2" thick and you can fit these in place, there's even a rubber gasket to keep water out of the enclosure. On the front of the button is a flat metal actuator, surrounded by a blue plastic LED ring. On the back there are 3 contacts for the...

$4.95

In stock

Angled shot of 10 6mm tactile switch buttons.

Tactile Switch Buttons (6mm tall) x 10 pack

Product ID: 1490

Super-tall clicky momentary switches are standard input "buttons" on electronic projects. These work best in a PCB but can be used on a solderless breadboard as shown in this tutorial. The pins are normally open (disconnected) and when the button is pressed they are momentarily closed. These are extra tall which are useful when putting your project in an enclosure...

$2.50

35 in stock

Adjustable Laser Mounting Stand

Product ID: 1055

Use this nice adjustable laser mount to attach any of our laser diode modules to your desk, robot, shark, etc. A set-screw holds the laser in place. You can then adjust the tilt. Has a flat mounting plate with two slots for easy attachment and adjustment. Laser not included

$8.95

In stock

Angled of shot 25 Through-Hole Resistors - 4.7K ohm 5% 1/4W.

Through-Hole Resistors - 4.7K ohm 5% 1/4W - Pack of 25

Product ID: 2783

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 4.7K Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% precision resistors. Whew! These are super common and great for use in any...

$0.75

81 in stock

Close-up of a mini illuminated push-button with a blue power symbol installed in a half-size breadboard. Also are on the breadboard are two jumper wires and a resistor.

Mini Illuminated Momentary Pushbutton - Blue Power Symbol

Product ID: 3105

This Mini Illuminated Momentary Power Button is an adorable breadboard-friendly tactile switch that has a built-in LED. It provides a simple way to add a tactile switch and a colorful universal power symbol to your project. The tact switch is about the same size as 6mm tactile switches and can snap into a breadboard. There are an additional two pins that connect to...

$1.95

In stock

Membrane LED Keypad + extras

Product ID: 1333

This membrane keypad has a single key, but it does have an embedded surface-mount red LED installed. The flex cable is also extra-long, so we can think of a lot of wearable and portable projects that would use this sort of switch and have an LED as feedback (say, to indicate that an action is occuring or the power is on). Since the keypad is soft plastic, it can be...

$2.95

20 in stock

20-pin 0.1 inch Female Headers - Rainbow Color Mix Plastic - 5 pack

20-pin 0.1" Female Headers - Rainbow Color Mix - 5 pack

Product ID: 4160

Female header is like the duct tape of electronics. It's great for connecting things together, soldering to perf-boards, sockets for wires or break-away header, etc. We go through these real fast, and thought that given how handy they are, we'd offer them in a pack of five! Each pack contains five candy-colored 20-pin 0.1" pitch female headers. These are a little...

$2.50

65 in stock

RJ-45 Ethernet Female Socket to Terminal Spring Block Adapter

Product ID: 4511

If you need to connect an RJ-45 cable (a.k.a Ethernet) to a board that doesn't have an Ethernet jack - this adapter will come in very handy! No soldering required - Just flick up the little levers and slide in your stranded or solid-core wire. Note that these aren't recommended for high-speed Ethernet traffic, especially long term, for basic power/data distribution,...

$7.95

In stock

SMT Socket for Wide SOIC-16, with chip installed

SMT Socket - Wide SOIC-16

Product ID: 4727

This socket is good for any SOIC/SOP Wide-body 16 pin chip in a 300mil wide body. Simply flip open the latch, insert the chip, and flip down the latch to secure it in place. The chip is held securely against gold 'fingers' (no, stop, Mr. Bond! It's not that Goldfinger!) in the socket. The bottom footprint matches the same SOIC footprint so you can solder this onto an...

$6.95

In stock

10 pack of translucent hydro dipping sheets.

Hydro Dipping Sheets - 10 Pack of A4 Size Sheets

Product ID: 3539

Hydro dipping is a fun, hands-on way of adding printed designs to any surface! This process can be done on any material that can hold the base coat and can be submerged into water. Works really well with any 3D printed project, but molded and cast parts also benefit. You've probably seen cool videos of motorcycle helmets and ceramic statues being dipped - when done...

$11.95

13 in stock

STEMMA Wired Tactile Push-Buttons connected to a half sized white breadboard

STEMMA Wired Tactile Push-Button Pack - 5 Color Pack

Product ID: 4431

Little clicky switches are standard input "buttons" on electronic projects. These are just like our Colorful Round Tactile Button Switch Assortment, but already assembled onto a PCB - they even have a pull-up resistor installed! The pins are normally open (disconnected) and when the button is pressed they are momentarily closed. Each button comes with a candy-colored...

$7.50

In stock

DE-9 (DB-9) Male Plug to Terminal Spring Block Adapter

Product ID: 4512

Make your own custom DE-9 cable or DE-9 interface with ease, using this DE-9 Plug to Terminal Spring Block Adapter. You get a nice solid PCB with a DE-9 plug and one line of push-spring terminal blocks that you can use with stranded or solid core wire to quickly assemble your own wiring jigs. We recommend this adapter when you need a non-standard wiring setup or...

$6.25

In stock

0.1" 2x20-pin Strip Right Angle Female Header

Product ID: 2823

If we could eat headers we'd have them for breakfast, lunch, and dinner. But we can't :( So we're making the best of it and selling them! This 2x20-pin strip, right-angle female header is a perfect companion piece to our 2x20-pin Dual Male Header. It's a great way to add right-angle capability to a 2x20 pin circuit board either by attaching the right-angle male...

$1.50

In stock

Breadboard Friendly Panel Mount 100K potentiometer

Panel Mount 100K potentiometer (Breadboard Friendly) - 100KB

Product ID: 1831

This potentiometer is a two-in-one, good in a breadboard or with a panel. It's a fairly standard linear taper 100K ohm potentiometer, with a grippy shaft. It's smooth and easy to turn, but not so loose that it will shift on its own. We like this one because the legs are 0.2" apart with pin-points, so you can plug it into a breadboard or perfboard. Once you're done...

$0.95

In stock

Adafruit NeoSlider I2C QT Slide Potentiometer with 4 NeoPixels - STEMMA QT / Qwiic

Product ID: 5295

Our family of I2C-friendly user interface elements grows by one with this new product that makes it plug-n-play-easy to add a 75mm long slide potentiometer to any microcontroller or microcomputer with an I2C port. Each breakout is 3" long and 0.8" wide, with a single linear slide pot in the center. Underneath, there are four under-lighting NeoPixels that can display...

$9.95

30 in stock

Angled shot of ten JST PH 3-pin Horizontal Connector .

JST PH 2mm 3-pin Horizontal Connector (10-pack) - STEMMA

Product ID: 4391

Designing boards with plug-n-play connectivity is a snap, with STEMMA connectors. Here's a pack of 10 of our favorite 2mm pitch connector which are compatible with the JST PH 3 pin. These are the horizontal style. You can use these with any of our JST PH 3-Pin compatible / STEMMA cables. They're not STEMMA QT compatible (those use the smaller JST SH). We also carry...

$3.50

85 in stock

4700uF 10v through hole Electrolytic Capacitor

4700uF 10v Electrolytic Capacitor

Product ID: 1589

This Big Freaking Capacitor is just the trick when you have a lot of current sloshing around your project. They'll help smooth out voltage spikes by providing a little buffering. We use these to help stabilize solar panels on our solar Lipoly charger kit, but they'd also be great with our servo driver boards or on the power connection to our 5V 10A power supply....

$1.95

81 in stock

Breadboard-Friendly PCB Mount Mini Speaker - 8 Ohm 0.2W

Product ID: 1898

Listen up! This 1.1" (~30mm) diameter speaker is the perfect addition to any breadboard-based audio project where you need 8 Ohm impedance, and have 0.2W or less of power. The two pins are 15mm / 0.6" apart and fit perfectly in a breadboard or perfboard. This speaker has a durable protective plastic casing that's still lightweight. Works great with our Wave shield or...

$1.85

In stock

Angled shot of black 8-pin 2.54mm terminal block.

2.54mm/0.1" Pitch Terminal Block - 8-pin

Product ID: 2141

$2.75

27 in stock

Angled shot of blue ceramic resonator / oscillator

16 MHz Ceramic Resonator / Oscillator

Product ID: 1873

Keep your microcontroller tickin' with a ceramic oscillator. These little devices are bread-board friendly (0.1" pin spacing) and easy to use. They act much like crystals with the 'stability' capacitors inside. They have 0.5% accuracy, great for everyday electronics and microcontroller work, and are certainly precise enough for UART or other baud-rate generation. For...

$0.95

In stock

Pack of 5 of 36-pin 0.1 inch Short Female Header

36-pin 0.1" Short Female Header - Pack of 5

Product ID: 3008

In this world nothing can be said to be certain, except we need headers, headers, and more headers! Each pack contains five 36-pin short female headers, 0.1" pitch. These headers are very short for fitting into tight spaces with a height of just 5mm instead of the 'standard' 8mm. Female headers are like the duct tape of electronics. They're great for connecting...

$7.95

49 in stock

SMT Socket - Wide SOIC-8 (200mil) - Wieson G6179-10

Product ID: 4726

This socket is good for any SOIC/SOP Wide-body 8 pin chip in a 200mil wide body. Simply flip open the latch, insert the chip, and flip down the latch to secure it in place. The chip is held securely against gold 'fingers' (no, stop, Mr. Bond! It's not that Goldfinger!) in the socket. The bottom footprint matches the same SOIC footprint so you can solder this onto an...

$3.50

In stock

RCA (Composite Video, Audio) Male Plug Terminal Block

Product ID: 2792

One truth about working with A/V is you always need the cable or adapter you don't have in your toolbox. That's why we love these terminal-block RCA connectors so much. No soldering required! Use stranded or solid core wire and a small screw driver to create custom wiring jigs. This is the RCA (Composite Video, Audio) Male Terminal Block. RCA is one of the most...

$1.50

10 in stock

Breadboard-friendly MIDI Jack (5-pin DIN)

Product ID: 1134

To celebrate the 30th Anniversary of the invention of MIDI we're carrying these handy 5-pin MIDI jacks. They're what you see on the back of nearly every synthesizer and drum machine. These are nice sturdy jacks, and breadboard-friendly, with all the pins on 0.1" spacing for easy wiring. This handy tutorial and wiring diagram will show you how to easily turn your...

$1.75

In stock

Terminal block - 4 pin Euro-Style

Product ID: 677

Connect this to that without soldering using these quick terminal blocks. They allow connecting of two sets of four wires together using just a flat-head screwdriver. These are UL rated to carry up to 15 Amps, so they're great for high current LED strips! Can be used with wires from 14AWG to 22 AWG

$2.50

In stock

Angled shot of 25 Through-Hole Resistors - 42K ohm 5% 1/4W.

Through-Hole Resistors - 22K ohm 5% 1/4W - Pack of 25

Product ID: 2785

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 22K Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% precision resistors. Whew! These are super common and great for use in any...

$0.75

87 in stock

MicroSD Socket

Product ID: 1660

Add tons of storage to your next project with this micro SD card socket. We use this part in all our designs and it works great with any microSD ('transflash') of any storage size. It's a surface-mount part and the pins are underneath so it needs a fine tip and paste or thin solder to get in there and solder, not for beginners! It is a push-push type: push the card...

$1.95

In stock

1N4148 SMT SOD-123 Diodes - 100 Pack

Product ID: 5099

$4.95

38 in stock

Finger pressing a button of 1x4 flexible keypad

Membrane 1x4 Keypad + Extras

Product ID: 1332

Punch in your secret key into this numeric membrane keypad. This keypad has 4 buttons, and since every key has its own wire line, no matrix code is required - just treat these like every day switches. The membrane is soft and has a removable paper backing to expose a strong adhesive so you can stick this on an enclosure and feed the cable through a slot. Its a simple...

$2.95

In stock

Slim Metal Potentiometer Knob - 10mm Diameter x 15mm - T18

Product ID: 2057

This slim and modern potentiometer is small and compact, yet looks good and has a nice feel. We hand-selected the best knobs for your project in different sizes and varieties. This one is the Slim Metal Knob 10mm diameter x 15mm Tall (T18 Splines). It's a brushed aluminum knob with a shiny black (anodized?) coating. It kind of looks like the type of knob you'd find...

$0.95

In stock

256MB Micro SD Memory Card

Product ID: 5251

Add storage in a jiffy using this 256MB microSD card. Preformatted to FAT32, so it works out of the packaging with our projects. Works great with any device in the Adafruit shop that uses microSD cards. Ideal for use with Feathers, data loggers, or small Linux SBCs (not good for Raspberry Pi unless you have some special distro that will fit on such a small card)...

$4.50

In stock

Top view of five Configurable Spring Terminal Blocks - 3 Pin 0.1"

Configurable Spring Terminal Blocks - 3 Pin 0.1" Pitch R/A - x 5

Product ID: 1074

Spring terminal blocks will simplify your wiring and make your project more rugged. Instead of soldering wires to your perf board, solder in these 0.1" pitch terminal blocks. There's a little spring contact so you can pull back on the plastic bit and slip in your 20 to 26 AWG solid or stranded-core wires. Each terminal block is electrically isolated from those next...

$4.95

In stock

Rugged Metal On/Off Switch with Red LED Ring - 16mm Red On/Off

Product ID: 916

These chrome-plated metal buttons are rugged and look real good while doing it! Simply drill a 16mm hole into any material up to 1/2" thick and you can fit these in place, there's even a rubber gasket to keep water out of the enclosure. On the front of the button is a flat metal actuator, surrounded by a red plastic LED ring. On the back there are 3 contacts for the...

$4.95

In stock

Pack of 5 of 36-pin Swiss Male Plug Headers

36-pin Swiss Male Plug Headers - Pack of 5

Product ID: 3647

Get a precision fit with these lovely machined 'Swiss pin' headers. In this world, nothing can be said to be certain, except we need headers, headers, and more headers! Each pack contains five 36-pin male plug headers, standard 0.1" pitch. We also stock its female socket counterpart that these fit with. You cannot use regular stamped-metal headers with Swiss pins as...

$5.95

45 in stock

Angled shot of ten 4-pin JST-PH connectors.

2mm 3-pin Horizontal Connector - JST PH Compatible - 10 Pack - STEMMA

Product ID: 4392

Designing boards with plug-n-play connectivity is a snap, with STEMMA connectors. Here's a pack of 10 of our favorite 2mm pitch connector which are compatible with the JST PH 4 pin. These are the horizontal style. You can use these with any of our JST PH 4-Pin compatible / STEMMA cables. They're not STEMMA QT compatible (those use the smaller JST SH compatible)....

$3.50

30 in stock

Angled shot of 10 plastic button caps colored reddish-orange, yellow, white, and black.

Plastic Button Caps For Square Top (10-pack) - 8mm Diameter

Product ID: 4228

These Reese's Piece's lookin' bits fit perfectly on top of tactile buttons with 2.4mm square tops and give a satisfying 8mm diameter surface area for your fingers to press. You get 10 candy-colored round caps. You get two of each color: red, yellow, white, gray, and Adafruit black. Snap these onto a tactile switch body (not included) to customize your PyGamer, or...

$0.95

In stock

HDMI Round Panel Mount Plug

Product ID: 4129

If you need to add a panel-mount connection for HDMI, but don't have the time or ability to cut a custom oval or square hole, this HDMI Round Panel Mount Plug is the easiest and fastest way to panel-ify your existing HDMI kit. It's about 30mm in diameter, so you can drill a hole in your wood, plastic or metal with a common hole-saw or bit, no special shapes or filing...

$5.95

In stock

5.5 / 2.1mm Barrel Connector - DC Power Plug

Product ID: 3310

DIY? How about D-I-Wire! This barrel jack plug is great for adding a common power connector to the end of your wires. The jack is compatible with 5.5mm barrel jacks that have a 2.1mm center pole diameter. The outer shell unscrews to reveal solder terminals and a crimp strain relief. Nifty, tidy, and practical.

$0.95

83 in stock

High-Conductivity Heater Fabric powered, with thermal camera showing heated area

EeonTex High-Conductivity Heater Fabric - NW170-PI-20

Product ID: 3670

High-conductive heating fabrics are so hot right now! Literally! This non-woven fabric feels a little like felted paper but is filled with conductive material that can make the fabric emit heat when powered. Resistive heating fabrics safely deliver comfortable conductive and radiant heating at low voltage through thin, lightweight and flexible fabric. Unlike...

$14.95

1 in stock

2.1mm 5VDC Barrel Jack to USB C Adapter

Product ID: 4536

As technology changes and adapts, so does Adafruit, and speaking of adapting, this adapter has a 2.1mm barrel jack socket and a USB C plug - you could use this to power a USB C device from a common wall adapter. USB C is the latest industry-standard connector for transmitting data and power. Like Lightning and MagSafe cables, USB C has no up or down orientation. Plug...

$5.50

30 in stock

Surface Mount Rotary Encoder - EC11J

Product ID: 5454

For projects that need a rotary encoder but need to keep it single-sided or need to avoid interrupting traces or devices on the other side, here's an all-SMT rotary encoder! It's a high-quality 30-detents encoder from Alps, with detents and a nice feel. There's a nice smooth bushing for placement in a box. Knob not included, but you can pick one up here. This encoder...

$4.50

In stock

16 MHz Crystal + 20pF capacitors

Product ID: 2215

Keep your microcontroller tickin' with a fancy timing crystal. This 16.000 MHz model comes in an HC49/US 'short style' standard package and is breadboard friendly and easy to use with any microcontroller or device that requires an external crystal. We even include two 20pF capacitors! The crystal has 30PPM tolerance, 50PPM stability so it's good even for high...

$0.75

In stock

Angled shot of right angle USB-C adapter.

Magnetic Right Angle USB Type C Adapter - 120W Data and Power

Product ID: 5521

We picked up this adapter to 'MagSafe'-ify our laptop and found it so handy we figured we'd stock it in the shop as well. This is a right-angle Type C adapter, capable of handling 120W of power, so its perfect for laptop charging scenarios, but also has data lines so you can use it for any other sort of devices. Plug your USB C power (or data!) cable into the one...

$14.95

In stock

Angled shot of ten 6mm black mini soft touch pushbutton switches.

Mini Soft Touch Push-button Switches (6mm square) x 10 pack

Product ID: 3983

Put your project in stealth mode with these super slim, super tiny, and silent Mini Soft Touch Push-button Switches. They're less 'clicky' than tactile switches, they have a rubbery elastomer that feels good to press. No dangly spider-leg-pins to solder as these buttons are SMD. We see these often in little game arcade pad layouts due to their small size and soft...

$1.95

In stock

12 MHz Crystal + 20pF capacitors

Product ID: 2214

Keep your microcontroller tickin' with a fancy timing crystal. This 12.000 MHz model comes in an HC49/US 'short style' standard package and is breadboard friendly and easy to use with any microcontroller or device that requires an external crystal. We even include two 20pF capacitors! The crystal has 30PPM tolerance, 50PPM stability so it's good even for high...

$0.75

In stock

JST PH 2.0mm Pitch Connector 560 Piece Kit with many connectors and contacts in opened box

2.5mm Pitch Connector Kit - JST XH Compatible - 560 Piece Kit

Product ID: 4423

Totaling 560 pieces, this 2.5mm Connector Kit with JST-XH Compatible Connectors is a must-have for your workstation. You'll have enough sockets and headers to fuel your maker tendencies for days on end! These connectors are really common in electronics, we use the 2 pin ones for our arcade quick-connects. Since they are 2.5mm they are very close to and will fit 0.1"...

$24.95

88 in stock

5.0V 250mA Linear Voltage Regulator - L4931-5.0 TO-92

Product ID: 2236

Need a nice little 5V regulator? We rather like the very-low-dropout L4931 from ST! This little guy will help you get your 5.5-20V battery or wall adapter down to a nice clean 5V with 2% regulation. Perfect for just about all electronics! This is a TO-92 package version, with up to 300mA current capability, and has internal current limiting + thermal shut-down...

$1.50

In stock

Break-away 0.1 inch 36-pin strip right-angle male header

Break-away 0.1" 36-pin strip right-angle male header (10 pack)

Product ID: 1540

Breakaway header is like the duct tape of electronics. Its great for connecting things together, soldering to perf-boards, fits into any breadboard, etc. We go through these guys real fast, and thought that given how handy they are, we'd offer them in a pack of ten! Each pack contains 10 x single row, right angle male 1x36-pin long headers, 0.1" pitch, that can be...

$5.95

41 in stock

DIN Rail Mount Bracket for Raspberry Pi, BeagleBone or Arduino. With Raspberry Pi installed

DIN Rail Mount Bracket for Raspberry Pi / BeagleBone / Arduino

Product ID: 4557

This one's going out to all the makers and designers who use DIN railing in their builds. This adapter plate is perfect for simplifying complex wiring. It's pretty neat and compatible with a slew of microcontrollers and microcomputers: Raspberry Pi (any modern ones with 4 mounting holes such as the Zero, Pi 4, etc), Adafruit Metro or Arduino Uno, Adafruit Grand...

$19.95

13 in stock

Angled shot of 20 6mm soft silicone top pushbuttons.

Soft Silicone Top 6mm Push-buttons (20-pack) - Translucent

Product ID: 4183

This product is really annoying to have to write a description for because it's really something you have to touch to understand! Instead of a hard plastic actuator-button, these have a soft molded silicone button top. The underlying switch is still a clicky dome-switch but you have this nice soft grippy button for your fingers. It's incredibly satisfying to press...

$2.50

99 in stock

DIY Magnetic Connector - Straight Angle Eight Contact Pins

DIY Magnetic Connector - Straight 8 Contact Pins - 2.2mm Pitch

Product ID: 5469

If you love power adapters or toys & gadgets that have magnetic connections, you can now experiment with these futuristic connectors easily. It's sorta like a DIY "MagSafe-styled" connector, with eight 2.2mm spaced contact pogo pins and a straight solderable connection to your PCB. If you've ever owned a MacBook or a littleBits set, you'll find the functionality...

$9.95

64 in stock

3.5mm (1/8") Stereo DIY Plug

Product ID: 1800

Repair or design your very own audio cables with these nice and durable phono-jack connectors. This is a great plug to make your own cable with. it's made out of durable metal with a flexible, sturdy spring for strain-relief. Just solder the connector to some wires and you have a DIY audio cable that can rival the best! This item is a 3.5mm Stereo Plug. It's a pretty...

$0.95

In stock

Angled shot of ten 3mm tall M3 standoff nuts.

SMT / Solderable Standoff Nuts - M3 x 3mm - 10 pack

Product ID: 4207

These brilliant solder-able standoffs will make your mechanical PCB mounting problems go away. They're super simple - round M3 standoffs that are coated with tin so you can solder them in an oven or with a very powerful soldering iron & some patience. All you have to do is put a 4.25mm hole with 6.2mm solder ring on your PCB, then this components snout goes into...

$2.95

In stock

Angled shot of 25 Through-Hole Resistors - 2.2K ohm 5% 1/4W.

Through-Hole Resistors - 2.2K ohm 5% 1/4W - Pack of 25

Product ID: 2782

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 2.2K Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% precision resistors. Whew! These are super common and great for use in any...

$0.75

44 in stock

Illuminated Toggle Switch with green Cover, LED lit

Illuminated Toggle Switch with Cover - Green

Product ID: 3307

Fire up your engines because these are the hot-rods of toggle switches! Equipped with an aerodynamic green protective casing, and a green LED at the tip of the switch, this Green LED Toggle Switch is sure to add some flair (and flare!) to your project. Often seen on control panels, now you can mimic a racing car, fighter jet, submarine status panel, factory controls,...

$3.95

In stock

SMT/SMD 0805 Size Resistor and Capacitor Book

SMT/SMD 0805 Resistor and Capacitor Book - 3725 pieces

Product ID: 441

Always have the right SMT components at your hand with this awesome 0805 Resistor and Capacitor book set! This book has nice translucent pages filled with cut tape SMT 0805 components, sorted, labeled and ready to go. This book has 63 5% resistor values, 3025 parts and 17 capacitor values, 700 parts. The nice thing is that you get a good distribution of the...

$39.95

4 in stock

Angled shot of green 7-pin 2.54mm terminal block.

2.54mm/0.1" Pitch Terminal Block - 7-pin

Product ID: 2140

$2.45

97 in stock

Adafruit LED Arcade Button 1x4 - STEMMA QT I2C Breakout - STEMMA QT / Qwiic

Product ID: 5296

The only thing better than a glowy arcade button is, perhaps, FOUR glowing arcade buttons - and that's what the Adafruit LED Arcade Button 1x4 QT I2C Breakout will let you do! This long 3" x 0.8" PCB has 8 x JST XH sockets that will fit our arcade button quick connects. Each XH pair lets you connect one arcade button that has a built in LED illuminator, and makes it...

$9.95

In stock

Alpha Single-Gang 16mm Right-angle PC Mount - 100K Linear - RV16AF-41-15R1-B100K-30H4

Product ID: 5277

This Alpha 100K Linear potentiometer is a two-in-one, good in a breadboard or with a panel. It's a fairly standard linear taper 100K ohm potentiometer. It's smooth and easy to turn, but not so loose that it will shift on its own. We like this one because the legs are 0.2" apart with pin-points, so you can plug it into a breadboard or perfboard. Folks love Alpha pots...

$1.95

In stock

SD/MicroSD Memory Card - 16GB Class 10 - Adapter Included

Product ID: 2693

Add speedy mega-storage in a jiffy using this 16 GB Class 10 micro-SD card. It comes with a SD adapter so you can use it with any of our shields or adapters! Preformatted to FAT so it works out of the box with our projects. Works great with any device in the Adafruit shop that uses micro-SD cards. Ideal for use with Raspberry Pi, BeagleBone Black and other...

$19.95

51 in stock

Angled shot of a round 30mm illuminated pushbutton.

LED Illuminated Pushbutton - 30mm Round

Product ID: 492

A button is a button, and a switch is a switch, but this LED illuminated arcade buttons is in a class of its own. Its the same size as a 'standard' 30mm arcade but has a built in LED that can be controlled separately from the switch action - either to indicate or just to look good. The body is a black plastic, and a lamp holder fits inside. These were originally...

$3.95

In stock

28-pin ZIF socket

Product ID: 382

A ZIF (Zero Insertion Force Socket) allows you to insert and remove chips easily from an existing circuits. These are often used for chip programmers or when you need to test a chip without damaging it. Move the lever up and chips drop right in. Move the lever down to 'latch' the chip in place. This socket is designed for DIP chips of up to 28 pins and 0.3" wide....

$3.00

20 in stock

DIY Magnetic Connector - Six Contact Pins

DIY Magnetic Connector - Straight 6 Contact Pins - 2.2mm Pitch

Product ID: 5467

If you love power adapters or toys & gadgets that have magnetic connections, you can now experiment with these futuristic connectors easily. It's sorta like a DIY "MagSafe-styled" connector, with six 2.2mm spaced contact pogo pins and a straight solderable connection to your PCB. If you've ever owned a MacBook or a littleBits set, you'll find the functionality...

$7.95

81 in stock

2.1mm DC Power Jack with Slide Switch

Product ID: 3642

This brilliant invention is a blessing for makers designing or using boards with standard 2.1mm DC barrel jacks. Many devices opt against a proper power switch, for size or cost or other design reasons. So, you're expected to unplug when not in use. But you want something a little fancier! This 2.1mm DC Power Jack with Slide Switch has the same PCB layout as classic...

$1.95