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.

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

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 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

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

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

16 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

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

17 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

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

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

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

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

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

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

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

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

Rotary Encoder + Extras

Product ID: 377

This rotary encoder is the best of the best, it's a high-quality 24-pulse encoder, with detents and a nice feel. It is panel mountable for placement in a box, or you can plug it into a breadboard (just cut/bend the two mechanical side tabs.) We also include a nice soft-touch knob with an arrow in it, fits perfectly and looks great. This encoder also has a push-button...

$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

Angled Shot of the I2C Stemma QT Rotary Encoder Breakout with Encoder.

Adafruit I2C Stemma QT Rotary Encoder Breakout with Encoder - STEMMA QT / Qwiic

Product ID: 5880

Rotary encoders are soooo much fun! Twist em this way, then twist them that way. Unlike potentiometers, they go all the way around and often have little detents for tactile feedback. But, if you've ever tried to add encoders to your project you know that they're a real challenge to use: timers, interrupts, debouncing... This Stemma QT breakout makes all that...

$7.95

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

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

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

37 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

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

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

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

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

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

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

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. The pin at the end of the jack is the...

$0.95

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

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

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

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

67 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

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

9 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 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

In stock

Official Raspberry Pi A2-Class microSD Card - 64GB Blank

Product ID: 6011

Optimise data transfer speeds on your Raspberry Pi computer with an official Raspberry Pi 64GB microSD card. Rigorously tested to ensure optimal performance on Raspberry Pi computers, these Class A2 microSD cards help ensure you get the smoothest user experience from your device. Pre-formatted to FAT32, so it works out of the packaging with our projects. Ideal for...

$11.95

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

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

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

20 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

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

In stock

Wall wart power supply with 2 US prong power

5V 1A (1000mA) USB port power supply - UL Listed

Product ID: 501

Need a USB jack for charging or powering a project, but don't want to lug around a computer? This switching supply gives a clean regulated output at up to 1000mA! 110 or 240 input, so it works in any country. The plugs are "US 2-prong" style so you may need a plug adapter, but you can pick one up at any hardware store for a $1 or so. This adapter was specifically...

$5.95

56 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

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

13 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

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

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

Angled Shot of the Raspberry Pi 512GB SSD.

Raspberry Pi NVMe SSD - 512GB

Product ID: 6089

Unlock ultimate performance for I/O intensive applications on Raspberry Pi 5 with a Raspberry Pi NVMe SSD. These SSD drives are specified by the Pi Foundation to have the best performance-for-price, and will work perfectly with any M.2 HAT or adapter (we stock many varieties). Features: 512GB capacity. High-performance Raspberry Pi NVMe SSD capable of:50k IOPS* (4kb...

$45.00

48 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

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

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

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

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

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

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

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

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 to make a drum/crash sensor under a drum pad....

$0.95

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

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 the Raspberry Pi-branded A2-Class (32GB) SD Card.

Official Raspberry Pi A2-Class microSD Card - 32GB Blank

Product ID: 6010

Optimise data transfer speeds on your Raspberry Pi computer with an official Raspberry Pi 32GB microSD card. Rigorously tested to ensure optimal performance on Raspberry Pi computers, these Class A2 microSD cards help ensure you get the smoothest user experience from your device. Pre-formatted to FAT32, so it works out of the packaging with our projects. Ideal for...

$9.95

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

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

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

Arcade Button with LED - 30mm Translucent Clear

Product ID: 3491

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 30mm diameter hole for mounting....

$2.50

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

5 in stock

Angled shot of ten 20 cm long quick-connect wire pairs.

Arcade Button Quick-Connect Wire Pairs - 0.11" (10 pack)

Product ID: 1152

Quick connector wire sets will make wiring up our arcade-style or metal buttons quicky-quick. Each wire comes as a 'pair' with two 0.11" quick-connects pre-crimped onto 20cm long wires. The wires are then terminated together in a JST 2.5mm/0.1" spaced 2-pin connector (we don't have the exact part number yet for the connector but you can just use 0.1" header) Of...

$4.95

In stock

Angled shot of single black 2-pin 3.5mm terminal block.

Terminal Block - 2-pin 3.5mm - pack of 5!

Product ID: 724

Nothing makes a project harder to maintain than a lot of loose wiring. That's why we like to use terminal blocks whenever making PCB-to-Wire connections. These particular 3.5mm terminal blocks are our favorite: big enough for a range of wire gauges, easy to adjust with a screwdriver, and not too chunky. The only down-side is that they do not fit into 2.5mm spaced...

$2.95

22 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

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

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

76 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

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

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

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

Arcade Button with LED - 30mm Translucent Red

Product ID: 3489

$2.50

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

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

Thru-hole 5-way Navigation switch

Product ID: 504

This navigation switch is an intuitive way to add 5 button's worth of interfacing with a single component. Inside is 5 switches: left, right, up, down and 'select' (pressing down), all with a common ground pin. The package isn't exactly on a 0.1" grid, but we found that you can push it into a breadboard with a little bending and it snaps in nicely. We have a nice...

$1.95

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

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

In stock

Angled shot of a red 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - Red Momentary

Product ID: 1439

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 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

75 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

12 in stock

Angled Shot of the Speaker - 40mm Diameter - 4 Ohm 3 Watt.

Speaker - 40mm Diameter - 4 Ohm 5 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

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

Hammer Header Male - Solderless Raspberry Pi Connector

Product ID: 3662

If your soldering isn't quite up to scratch, or you just don't own a soldering iron yet, then these nifty hammer headers from Pimoroni might be just what you need. Absolutely no soldering required! All that's needed is a few gentle taps with a hammer and whammo! Your header is securely attached to your Pi Zero, Bonnet, HAT or pHAT. Make sure to carefully read...

$2.25

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

In stock

Adafruit I2C Quad Rotary Encoder Breakout with NeoPixel - STEMMA QT / Qwiic

Product ID: 5752

$7.50

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

black, square-shaped breakout board with DVI and 22-pin FPC connectors connected to a black, rectangular microcontroller.

Adafruit RP2350 22-pin FPC HSTX to DVI Adapter for HDMI Displays

Product ID: 6055

You may have noticed that our RP2350 Feather has an FPC output connector on the end for accessing the HSTX (High Speed Transmission) peripheral. This new capability, not available on the RP2040, is specifically designed to allow the RP2350 chip drive DVI displays really easily! Historically you could use DVI on the RP2040 by mashing together some overclocking and a...

$4.50

In stock

Angled shot of 10cm long 22-pin FPC cable.

22-pin 0.5mm pitch FPC Flex Cable for DSI CSI or HSTX - 10cm

Product ID: 6035

Connect this to that when a 22-pin FPC connector is needed. This 10 cm long cable is made of a flexible PCB. It's A-B style, meaning that pin one on one side will match with pin one on the other. How handy! We're stocking this to fit with the new Raspberry Pi 5 and our RP2350 boards with 22-pin HSTX connectors, but you could, of course, use it for anything that needs...

$0.95

In stock

Angled shot of a green 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - Green Momentary

Product ID: 1440

$1.50

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

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 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

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

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

67 in stock

Panel Mount 1/8 inch / 3.5mm TRS Audio Jack Connector

Panel Mount 1/8" / 3.5mm TRS Audio Jack Connector

Product ID: 3692

What is this TRS bit? Turtle Rock Studios? Transmission Raman Spectroscopy? Not quite, more like Tip-Ring-Sleeve. This nifty, gold-plated connector is known by many names, phone plug, phone jack, headphone jack, jack plug, etc. Used to transmit stereo audio signals, these connectors are a mainstay in audio equipment, especially speakers and microphones. For audio,...

$0.75

28 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

Angled shot of a white round 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - White Momentary

Product ID: 1479

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

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

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

Head-on shot of illuminated massive white 100mm arcade button.

Massive Arcade Button with LED - 100mm White

Product ID: 1187

OMG WATCH OUT! This 100mm diameter arcade button with a 10mm deep plastic base is so massive and inviting it may collapse upon itself and form a black hole from which not even light can escape! Until it does, however, it ready for all sorts of pressing and pushing. Science has shown no one can resist pressing its shiny surface and saying "beep!". We've seen these on...

$9.95

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

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

Line Laser Diode - 5mW 650nm Red

Product ID: 1057

$8.95

In stock

Electric Resistive Heating Pad covered with kapton film

Electric Heating Pad - 10cm x 5cm

Product ID: 1481

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

73 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 green 4-pin 2.54mm terminal block.

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

Product ID: 2137

$1.55

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 a microSD card reader with a key chain plugged into a laptop port.

USB Type C microSD Card Reader/Writer

Product ID: 5212

This is the cutest little USB C microSD Card Reader/Writer, but don't be fooled by its adorableness! Simply pop the card into the edge and plug it into your computer or device. 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 used. Comes with a handy little chain for extra portability or...

$6.95

23 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

91 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

In stock

USB Round Panel Mount Plug showing front port

USB B Jack to USB A Jack Round Panel Mount Adapter

Product ID: 4212

If you need to add a panel-mount connection for USB B, 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

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

96 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

60 in stock

Angled shot of 5cm long, 22-pin FPC cable.

22-pin 0.5mm pitch FPC Flex Cable for DSI CSI or HSTX - 5cm

Product ID: 6034

Connect this to that when a 22-pin FPC connector is needed. This 5 cm long cable is made of a flexible PCB. It's A-B style, meaning that pin one on one side will match with pin one on the other. How handy! We're stocking this to fit with the new Raspberry Pi 5 and our RP2350 boards with 22-pin HSTX connectors, but you could, of course, use it for anything that needs...

$0.95

99 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

18 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

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

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

In stock

Angled shot of 20cm long, 22-pin FPC cable.

22-pin 0.5mm pitch FPC Flex Cable for DSI CSI or HSTX - 20cm

Product ID: 6036

Connect this to that when a 22-pin FPC connector is needed. This 20 cm long cable is made of a flexible PCB. It's A-B style, meaning that pin one on one side will match with pin one on the other. How handy! We're stocking this to fit with the new Raspberry Pi 5 and our RP2350 boards with 22-pin HSTX connectors, but you could, of course, use it for anything that needs...

$0.95

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

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

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

4 in stock

pack of five, 36-pin 0.1 inch Female header

36-pin 0.1" Female header - pack of 5!

Product ID: 598

Female header is like the duct tape of electronics. Its great for connecting things together, soldering to perf-boards, sockets for wires or break-away header, etc. We go through these guys real fast, and thought that given how handy they are, we'd offer them in a pack of five! Each pack contains five 36-pin long headers, 0.1" pitch. They're even gold plated so they...

$2.95

In stock

Rugged Metal Pushbutton - 16mm 6V RGB Momentary

Product ID: 3350

By popular demand, we now have these buttons with a full color RGB LED ring light! These chrome-plated metal buttons are rugged, but certainly not lacking in flair. Simply drill a 16mm 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 out of the enclosure. On the front of the button is a flat...

$10.95

In stock

Arcade Button with LED - 30mm Translucent Blue

Product ID: 3490

$2.50

In stock

10 pack of NPN Bipolar Transistors (PN2222)

NPN Bipolar Transistors (PN2222) - 10 pack

Product ID: 756

Transistors are powerful little electronic switches, and we really like these NPN transistors whenever we need to control medium-power electronics such as small motors, solenoids, or IR LEDs. We find them so handy, they come in a pack of 10! Each transistor is a general-purpose amplifier, model PN2222 (same pinout as the 2N3904), and has a standard EBC pinout. They...

$1.95

In stock

Head-on shot of illuminated massive red 100mm arcade button.

Massive Arcade Button with LED - 100mm Red

Product ID: 1185

$9.95

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

Mini LED Arcade Button - 24mm Green

Product ID: 3433

$2.50

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

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

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

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

Angled shot of 18-pin 50mm FPC A-B Type.

EYESPI Cable - 18-pin 50mm long Flex PCB (FPC) A-B Type

Product ID: 5462

Connect this to that when an 18-pin FPC connector is needed. This 50mm 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.

$0.75

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

30 in stock

Angled shot of 16mm burgundy panel mount pushbutton.

16mm Panel Mount Momentary Pushbutton - Burgundy

Product ID: 1503

$0.95

In stock

SMT Straight Connector for micro:bit

Product ID: 3888

If you want to do more with the BBC micro:bit, getting those pins from the card-edge connector is going to be your first hurdle. Unlike many dev-boards, the micro:bit isn't breadboard friendly. That makes the 'bit durable and easy to manufacture but means you need a special connector. This surface-mount edge connector is designed specifically for the micro:bit. It's...

$2.95

53 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

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

$5.95

In stock

M5Stack Dial - ESP32-S3 Smart Rotary Knob with 1.28" Touchscreen

Product ID: 5966

Add a cool touch-screen rotary dial to your next build with the M5Stack M5Dial. The M5Dial integrates the necessary features and sensors for various smart home control applications as a versatile embedded development board. It features a 1.28-inch round TFT touchscreen, rotary encoder, RFID detection module, RTC circuit, buzzer, and under-screen 'selection' button,...

$34.95

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

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 25mm x 25mm (1" square) - but can be...

$0.95

In stock

Arcade Button with LED - 30mm Translucent Green

Product ID: 3487

$2.50

In stock

2.54mm / 0.1" Pitch Press-Fit Male Pin Header

Product ID: 5938

If your soldering isn't quite up to scratch, or you yet don't own a soldering iron, then these nifty 0.1"/2.54mm standard pitch press-fit headers might be just what you need. Absolutely no soldering required! All that's needed is a few determined squeezes with some pliers, and whammo! Header is securely attached to the board with a press-fit connection that will get...

$1.50

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

33 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

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

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

80 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

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

46 in stock

Angled shot of small rectangular gamepad PCB with thumbstick.

Adafruit Mini I2C Gamepad with seesaw - STEMMA QT / Qwiic

Product ID: 5743

Make a game or robotic controller for any I2C microcontroller or microcomputer with this tiny gamepad breakout board. This design has a 2-axis thumb joystick and 6 momentary buttons (4 large and 2 small). The board communicates with your host microcontroller over I2C so it's easy to use and doesn't take up any of your precious analog or digital pins. There is also an...

$7.50

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

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

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

In stock

EYESPI Cable - 18 Pin 200mm long Flex PCB (FPC) A-B type

Product ID: 5240

Connect this to that when a 18-pin FPC connector is needed. This 20 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

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

47 in stock

Mini LED Arcade Button - 24mm Translucent Clear

Product ID: 3429

$2.50

In stock

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

Product ID: 4272

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 45mm. Use as a voltage divider and...

$1.95

32 in stock

Angled shot of a green round 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - Green Latching On/Off Switch

Product ID: 1443

$1.50

93 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

16 in stock

Angled shot of 16mm red panel mount pushbutton.

16mm Panel Mount Momentary Pushbutton - Red

Product ID: 1445

$0.95

In stock

Angled shot of a yellow 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - Yellow Momentary

Product ID: 1441

$1.50

75 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

In stock

Adafruit ANO Rotary Navigation Encoder to I2C Stemma QT Adapter

Product ID: 5740

The ANO rotary encoder wheel is a funky user interface element, 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 - and there's a ton of pins needed to connect to the rotary encoder and 5 button switches. This Stemma QT breakout makes all that frustration go away - solder in the ANO...

$4.95

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

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

Head-on shot of illuminated massive blue 100mm arcade button.

Massive Arcade Button with LED - 100mm Blue

Product ID: 1189

OMG WATCH OUT! This 100mm diameter arcade button with a 16mm deep plastic base is so massive and inviting it may collapse upon itself and form a black hole from which not even light can escape! Until it does, however, it ready for all sorts of pressing and pushing. Science has shown no one can resist pressing its shiny surface and saying "beep!". We've seen these on...

$9.95

In stock

HDMI Plug Breakout Board

Product ID: 3119

Make your own custom HDMI cable or HDMI interface with ease, using this HDMI Plug to Breakout. You get a nice solid PCB with an HDMI plug and through hole pads that you can solder to assemble your own wiring jigs. You can add in some terminal blocks to make the wiring easier, or check out the HDMI Plug to Terminal Block Breakout which comes with them built in. If you...

$3.50

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

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

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

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

72 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

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

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

71 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

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

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

In stock

74HC595 Shift Register - 3 pack

Product ID: 450

Add lots more outputs to a microcontroller system with chainable shift registers. These chips take a serial input (SPI) of 1 byte (8 bits) and then output those digital bits onto 8 pins. You can chain them together so putting three in a row with the serial output of one plugged into the serial input of another to make 3 x 8 = 24 digital outputs. You can chain pretty...

$2.95

31 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

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

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

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

Slide Potentiometer with Plastic Knob - 35mm Long - 10KΩ

Product ID: 4271

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 so cute and short at only 35mm. Use as a voltage...

$1.95

In stock

Electric Heating Pad covered with kapton film

Electric Heating Pad - 14cm x 5cm

Product ID: 4308

$5.95

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

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

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

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

Illuminated Toggle Switch with Cover - Red

Product ID: 3218

Fire up your engines because these are the hot-rods of toggle switches! Equipped with an aerodynamic red protective casing, and a red LED at the tip of the switch, this Red 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, or...

$3.95

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

In stock

Mini LED Arcade Button - 24mm Translucent Yellow

Product ID: 3431

$2.50

In stock

Angled shot of a blue round 16mm illuminated pushbutton.

16mm Illuminated Pushbutton - Blue Momentary

Product ID: 1477

$1.95

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

52 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

Mini LED Arcade Button - 24mm Translucent Red

Product ID: 3430

$2.50

In stock

Slide Potentiometer with Knob - 75mm Long - 10KΩ

Product ID: 4219

$2.95

36 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

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

$4.50

In stock

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

Large Arcade Button with LED - 60mm Green

Product ID: 1193

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 green plastic cover with a black retaining ring around it. There's...

$5.95

56 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

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

In stock

Cross Laser Diode - 5mW 650nm Red

Product ID: 1058

$8.95

In stock

DE-15 (DB-15) Male Plug to Terminal Block Breakout

Product ID: 3125

Make your own custom DE-15 cable or DE-15 interface with ease, using this DE-15 Plug to Terminal Block Breakout. You get a nice solid PCB with a DE-15 plug and two strips of terminal blocks that you can use with stranded or solid core wire to quickly assemble your own wiring jigs. If you just need a plain DE-15 / VGA cable, we have plenty and it's less expensive to...

$4.50

In stock

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

1mm 4-pin Vertical Connector - JST SH Compatible - 10 pack - Qwiic Compatible

Product ID: 4328

If you're a DIY enthusiast who likes to micro-manage your project's connections, here is a 10-pack of some micro 1mm pitch connectors that are JST SH compatible! 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. These connectors can be used with Qwiic boards...

$3.95

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

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

1 in stock

16mm Illuminated Pushbutton - Blue Latching On/Off Switch

Product ID: 1476

$1.95

85 in stock

Peltier Thermo-Electric Cooler Module with Heatsink Assembly and four wires

Peltier Thermo-Electric Cooler Module+Heatsink Assembly - 12V 5A

Product ID: 1335

This is for people who just want to get cold fast. The 12V Peltier module is mounted onto a 12V heatsink and fan assembly with thermal paste and an aluminum clamp. Simply connect to 12V 5A+ power supply and you will see frost appear on the aluminum plate within a minute. This assembly comes with the best Peltier we could get, so it can get even colder than the...

$34.95

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

74 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

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

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

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

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

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

Product ID: 2136

$1.25

84 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

34 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

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

84 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

57 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

$4.95

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

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

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

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

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

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...