OUT OF STOCK

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

PRODUCT ID: 3123

PRODUCT ID: 482

PRODUCT ID: 2138

PRODUCT ID: 377

This rotary encoder is the best of the best, its a high quality 24-pulse encoder, with detents and a nice feel. It is panel mountable for placement...

This rotary encoder is the best of the best, its 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 built into it so you can press onto the knob to close a separate switch. One...

$4.50

IN STOCK

Soft Tactile Button (8mm) x 10

PRODUCT ID: 3101

PRODUCT ID: 2912

If you need to connect an RJ45 cable (a.k.a Ethernet) to a board that doesn't have an Ethernet jack - this adapter will come in very handy! No...

If you need to connect an RJ45 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 push the little buttons and slide in your stranded or solid-core wire. Note that these aren't recommended for actual Ethernet traffic, especially long term...but for basic power/data distribution, RJ45's are great! This is the Ethernet (RJ45) Female Jack Push-Terminal...

$5.95

7 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...

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 you can visually gauge the voltage from...

$1.95

IN STOCK

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...

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. It has a T18-size shaft so you can pick one of our T18 knobs to go with it for...

$1.95

OUT OF 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...

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 listen to the audio flow. Compact and convenient to...

$12.50

21 IN STOCK

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...

$1.95

IN STOCK

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...

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 headers, 0.1" pitch, that can be stacked next to each other on a 0.1"...

$3.00

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....

$1.95

OUT OF STOCK

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...

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 on the bottom edge of the micro:bit. Check the datasheet for the pin...

$3.95

IN STOCK

Membrane 1x4 Keypad + Extras

PRODUCT ID: 1332

Punch in your secret key into this numeric membrane keypad. This keypad has 4 buttons, and since every key has its own wire line, no matrix code is...

Punch in your secret key into this numeric membrane keypad. This keypad has 4 buttons, and since every key has its own wire line, no matrix code is required - just treat these like every day switches. The membrane is soft and has a removable paper backing to expose a strong adhesive so you can stick this on an enclosure and feed the cable through a slot. Its a simple keypad but that's why we like it. We include a 5-pin extra-long header...

$2.95

IN STOCK

Arcade Button with LED - 30mm Translucent Red

PRODUCT ID: 3489

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...

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. Thus they are sometimes referred to as 30mm...

$2.50

28 IN STOCK

36-pin Stacking header - pack of 5!

PRODUCT ID: 3366

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"...

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 project. You can use these for laser harps, electronic...

$5.95

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...

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 "reveal" effect for your...

$2.95

IN STOCK

PRODUCT ID: 1477

A switch is a switch, and an LED is an LED, but this LED illuminated button is a lovely combination of both! It's a medium sized button, large...

$1.95

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...

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 shafts! While rotary encoders look similar to...

$0.95

IN STOCK

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

PRODUCT ID: 2166

Need a nice little 3.3V regulator? We rather like the very-low-dropout L4931 from ST! This little guy will help you get your 4-20V battery or wall...

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

$0.95

IN STOCK

Thermal paper roll - 50' long, 2.25" wide

PRODUCT ID: 599

A mini roll of thermal paper, this fits very nicely into our mini thermal printer. 2.25" wide (about 57mm) and 50 feet long (15 meters)....

A mini roll of thermal paper, this fits very nicely into our mini thermal printer. 2.25" wide (about 57mm) and 50 feet long (15 meters). BPA-free. Perfect for use with our mini thermal printer!

$1.95

84 IN STOCK

16mm Illuminated Pushbutton - Blue Latching On/Off Switch

PRODUCT ID: 1476

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...

$1.95

IN STOCK

Aluminum SMT Heat Sink - 0.26"x0.26" square - 0.39" tall

PRODUCT ID: 1493

If you want to heat sink a SoC, motor driver, linear regulator, FET or other surface-mount package part, you might find yourself struggling to find a...

If you want to heat sink a SoC, motor driver, linear regulator, FET or other surface-mount package part, you might find yourself struggling to find a good heat sink. These extra-tall extra-small mini heat sinks are easy to use and give you an extra thermal boost. The heat sink is a 0.26" x 0.26" (6.75mm x 6.75mm) square with 3 tall 'fins' sticking out the top. The total height is 0.39" (10mm) but you can easily file...

$0.95

43 IN STOCK

Tactile On/Off Switch with Leads

PRODUCT ID: 1092

Squeeze once to turn on, squeeze again to turn off! This clicky switch makes a great power switch or mode toggler. We like this switch because...

Squeeze once to turn on, squeeze again to turn off! This clicky switch makes a great power switch or mode toggler. We like this switch because it's easy to embed in a seam for easily powering up/off wearable and fabric projects. Can handle up to 14V and 2 Amps! This is a really satisfying switch. As of May 20th, the dimensions of this switch are: Length of wires: 190mm / 7.5"Dimensions of body: 16mm x 15mm x 6mm / 0.6" x 0.6"...

$3.95

77 IN STOCK

Arcade Button with LED - 30mm Translucent Blue

PRODUCT ID: 3490

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...

$2.50

43 IN STOCK

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...

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 around. You can find an EAGLE cad package for these in...

$2.50

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...

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. We're specifically selling it so...

$1.50

1 IN STOCK

PRODUCT ID: 2215

Keep your microcontroller tickin' with a a fancy timing crystal. This 16.000 MHz model comes in a HC49/US 'short style' standard package...

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

$0.75

IN STOCK

16mm Illuminated Pushbutton - Yellow Momentary

PRODUCT ID: 1441

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...

$1.50

IN STOCK

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

PRODUCT ID: 2915

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...

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 Jack Terminal Block . TRRS stands for Tip, Ring, Ring, Sleeve. It has...

$2.50

IN STOCK

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...

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 the anode and cathode of a small LED that shines through the top. Note...

$1.95

OUT OF STOCK

Arcade Button with LED - 30mm Translucent Green

PRODUCT ID: 3487

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...

$2.50

11 IN STOCK

Membrane LED Keypad + extras

PRODUCT ID: 1333

This membrane keypad has a single key, but it does have an embedded surface-mount red LED installed. The flex cable is also extra-long, so we can...

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

$2.95

50 IN STOCK

JST-PH 2-Pin SMT Right Angle Breakout Board

PRODUCT ID: 1862

A simple 2-pin connector soldered onto a breadboard-friendly breakout. This is compatible with the "JST PH 2-pin" connector. Mates perfectly with all...

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. You may get an off-white or black JST connector.

$1.50

95 IN STOCK

Electric Heating Pad - 14cm x 5cm

PRODUCT ID: 4308

This is hot! Literally! Apply 5-12VDC and the stainless steel fibers in this heating fabric will warm up, creating a little heating pad. On one hand,...

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 balloons, DIY-bio projects, thermal cycling for materials testing, etc. The...

$5.95

6 IN STOCK

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...

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 kit, breadboard, perf-board, or other project. We got ones with...

$0.75

IN STOCK

Massive Arcade Button with LED - 100mm Red

PRODUCT ID: 1185

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...

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 some games of skill in arcades, they're easy to mount on...

$9.95

IN STOCK

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...

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 kit, breadboard, perf-board, or other project. We got ones with...

$0.75

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...

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 in a very fancy, modern kitchen. There's a...

$0.95

IN STOCK

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...

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 transistor is a general purpose amplifier, model TIP120 and has a BCE pinout. They can...

$2.50

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...

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 all-metal construction with paper phenolic spacers. 3.5mm connectors...

$0.95

IN STOCK

3x4 Right Angle Male Header - 4 pack

PRODUCT ID: 816

Three rows in a right angle header!? Yes! These chunks of 0.1" header has yet-another-row - handy for when you want to connect cables that come...

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 rows. You can stack these next to each other in any direction. We...

$2.95

71 IN STOCK

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....

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 on/off switch at the beginning of the shaft's rotation. We like this one...

$1.50

IN STOCK

Membrane 3x4 Matrix Keypad + extras - 3x4

PRODUCT ID: 419

Punch in your secret key into this numeric matrix keypad. This keypad has 12 buttons, arranged in a telephone-line 3x4 grid. It's made of a thin,...

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

$3.95

IN STOCK

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...

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. Since IDC cables are so...

$2.25

OUT OF 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...

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 your graphics card hardware. The plug only contains the...

$3.50

47 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...

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 shut-down protection which makes it sturdy and pretty much...

$1.25

37 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...

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 is removable from the body. It's more durable than...

$4.95

12 IN STOCK

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...

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 23°C/W sink will let you burn about 4 Watts of power through a TO-220 (assuming...

$1.25

OUT OF STOCK

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

PRODUCT ID: 939

This is the cutest little microSD card reader/writer - but don't be fooled by its adorableness! It's wicked fast and supports up to 64 GB...

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

$5.95

7 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...

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), general rectification, and more! These diodes can safely pass 1A average current...

$1.50

IN STOCK

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...

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 an optional LED included that will light up the button. The LED...

$5.95

IN STOCK

16mm Illuminated Pushbutton - Yellow Latching On/Off Switch

PRODUCT ID: 1444

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...

$1.50

IN STOCK

16mm Panel Mount Momentary Pushbutton - Green

PRODUCT ID: 1504

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...

$0.95

IN STOCK

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

PRODUCT ID: 1681

$1.95

45 IN STOCK

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

PRODUCT ID: 3599

Transistors are powerful little electronic switches, and we really like these NPN and PNP transistors whenever we need to control medium-power...

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

$1.95

44 IN STOCK

3.5mm (1/8") DIY 4-Pole (TRRS) Plug

PRODUCT ID: 1799

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....

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 TRRS Plug with four poles. TRRS stands for Tip, Ring, Ring, Sleeve. It has four total conductors -...

$1.95

14 IN STOCK

Metal Ball Tactile Button (6mm) x 10 pack

PRODUCT ID: 3347

Add some steely elegance to your project with these Metal Ball Tactile Buttons . They've got a nice industrial shine to them along with a...

Add some steely elegance to your project with these Metal Ball Tactile Buttons . They've got a nice industrial shine to them along with a light blue underbelly. Not only do they look good, but they're also good if you have an actuator that will be pressing the button at an angle! Little clicky switches are standard input "buttons" on electronic projects. These work best in a PCB but can be used on a solderless breadboard...

$5.95

82 IN STOCK

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...

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 stand-alone module we stock, but we think the price is worth it. Just sitting on our...

$34.95

OUT OF STOCK

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...

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, no special shapes or filing required. Un-screw the plastic nut,...

$5.95

83 IN STOCK

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...

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 with a candy-colored round cap that snaps on. You get three of each...

$5.95

44 IN STOCK

16mm Illuminated Pushbutton - White Latching On/Off Switch

PRODUCT ID: 1478

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...

$1.95

IN STOCK

Mini Thermal Receipt Printer

PRODUCT ID: 597

Add a mini printer to any microcontroller project with this very cute thermal printer. Thermal printers are also known as receipt printers,...

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

$49.95

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...

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 connects to tip. Note: The alligator clips may be Black/White or...

$1.95

IN STOCK

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...

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 drill a hole into your project box and mount the potentiometer...

$0.95

31 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...

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 two options to select between. Maybe you'll be selecting between...

$1.25

IN STOCK

Cross Laser Diode - 5mW 650nm Red

PRODUCT ID: 1058

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"...

$8.95

40 IN STOCK

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

PRODUCT ID: 1789

This 1K potentiometer is a two-in-one, good in a breadboard or with a panel. Its a fairly standard linear taper 1K ohm potentiometer, with a grippy...

This 1K potentiometer is a two-in-one, good in a breadboard or with a panel. Its a fairly standard linear taper 1K ohm potentiometer, with a grippy shaft. Its 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 drill a hole into your project box and mount the...

$0.95

62 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...

These three Short Male Headers alone are, well, lonely. But pair them with our ItsyBitsy boards, and you're in business! These 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 clipping. Note: Kit includes two 14-pin and one 5-pin header....

$0.75

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...

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 and style of audio connector, used in most headphones or...

$2.50

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...

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 anything really. They will control virtually any...

$2.95

IN STOCK

Hammer Header Female - Solderless Raspberry Pi Connector

PRODUCT ID: 3663

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...

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 or pHAT/bonnet/HAT. Make sure to carefully read Pimoroni's guide for fitting hammer headers. These...

$3.25

19 IN STOCK

Mini LED Arcade Button - 24mm Green

PRODUCT ID: 3433

A button is a button, and a switch is a switch, but these translucent arcade buttons are in a class of their own. Particularly because they have LEDs...

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

$2.50

OUT OF STOCK

Colorful Square Tactile Button Switch Assortment - 15 pack

PRODUCT ID: 1010

Little clicky switches are standard input "buttons" on electronic projects. These work best in a PCB but can be used on a solderless...

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 with a candy-colored square cap that snaps on. You get three of each...

$5.95

30 IN STOCK

GPIO Hammer Headers - Solderless Raspberry Pi Connectors - Male + Female + Installation Jig

PRODUCT ID: 3413

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...

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. They come in both male and female, and use crafty little retaining nubbins to grip tightly into the holes on the PCB. Absolutely no soldering required! All that's needed is a few gentle taps with a hammer and bazinga! Your header is securely attached to...

$6.50

IN STOCK

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...

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 an optional LED included that will light up the button. The LED...

$5.95

34 IN STOCK

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...

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 the PCB, and solder it in place. The part is incredibly strong and saves you...

$2.95

3 IN STOCK

Reset / Enable Controller - KA75330 3.3V Voltage Detector

PRODUCT ID: 3428

A voltage detector is handy for projects where you want to make sure your microcontroller doesn't run at a low voltage. For example, say you have...

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

$0.50

68 IN STOCK

Slide Potentiometer with Knob - 75mm Long - 10KΩ

PRODUCT ID: 4219

Slip slidin' away Slip slidin' away You know the nearer your resistance The more you're slip slidin' away If...

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

$2.95

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...

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 you directional analog input needs! Unlike most arcade-style joysticks which come with four clicking switches, this product has two 10KΩ potentiometers and a spring-back system. You can get a full 50 degrees in both X and Y...

$19.95

43 IN STOCK

PRODUCT ID: 970

Bring in some muscle to your output pins with 8 mighty Darlingtons! This DIP chip contains 8 drivers that can sink 500mA from a 50V supply and has...

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

$1.95

IN STOCK

Mini LED Arcade Button - 24mm Translucent Blue

PRODUCT ID: 3432

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...

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

$2.50

IN STOCK

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...

$9.95

IN STOCK

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

PRODUCT ID: 3694

Micro-switches are often found in arcade buttons and joysticks but they're also really handy in any kind of mechatronics project or when you need...

$1.50

IN STOCK

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

PRODUCT ID: 2141

After a long day out harvesting in the terminal block fields, we've returned with a veritable bounty of these very nice and compact...

$2.75

IN STOCK

Aluminum SMT Heat Sinks 10 Pack - 0.25"x0.25" x 0.15" tall

PRODUCT ID: 1515

If you want to heat sink a SoC, motor driver, linear regulator, FET or other surface-mount package part, you might find yourself struggling to find a...

If you want to heat sink a SoC, motor driver, linear regulator, FET or other surface-mount package part, you might find yourself struggling to find a good heat sink. These little extra-small mini heat sinks are easy to use and give you an extra thermal boost. They're also a great deal, you get a pack of 10 in each order! The heat sink is a 0.25" x 0.25" (6.5mm x 6.5mm) square with 9 little 'fins' sticking out the top. The...

$4.95

89 IN STOCK

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

PRODUCT ID: 1540

Breakaway header is like the duct tape of electronics. Its great for connecting things together, soldering to perf-boards, fits into any breadboard,...

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

$5.95

57 IN STOCK

MCP23008 - i2c 8 input/output port expander

PRODUCT ID: 593

Add another 8 pins to your microcontroller using a MCP23008 port expander. The MCP23008 uses two i2c pins (these can be shared with other i2c...

Add another 8 pins to your microcontroller using a MCP23008 port expander. The MCP23008 uses two i2c pins (these can be shared with other i2c devices), and in exchange gives you 8 general purpose pins. You can set each of 8 pins to be input, output, or input with a pullup. There's even the ability to get an interrupt via an external pin when any of the inputs change so you don't have to keep polling the chip. Use this chip from 2.7-5.5V...

$1.95

IN STOCK

PRODUCT ID: 1616

This item is just for the Trellis driver PCB assembly: LEDs and buttons not included. Trellis is an open source backlight keypad driver system. It is...

This item is just for the Trellis driver PCB assembly: LEDs and buttons not included. Trellis is an open source backlight keypad driver system. It is easy to use, works with any 3mm LEDs and eight tiles can be tiled together on a shared I2C bus. This PCB is specially made to match the Adafruit 4x4 elastomer keypad. Each Trellis PCB has 4x4 pads and 4x4 matching spots for 3mm LEDs. The circuitry on-board handles the background key-presses and LED...

$9.95

77 IN STOCK

4x4 Matrix Keypad

PRODUCT ID: 3844

Punch in your secret key (or Jenny's number) into this numeric matrix keypad. This keypad has 16 buttons, arranged in a telephone-line 4x4...

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

$5.95

IN STOCK

PS/2 Wired Connector - Panel Mount MiniDIN-6

PRODUCT ID: 804

Although you may not see PS/2 keyboards & mice as often on desktop computers, there's still tons of them out there, and they're really...

Although you may not see PS/2 keyboards & mice as often on desktop computers, there's still tons of them out there, and they're really easy to interface to a microcontroller. PS/2 devices are powered by 5V and use two data pins to communicate back and forth. There's tons of example code out there for every kind of microcontoller (including Arduinos) for keyboard and mouse interfacing. So all you need to do is connect from the...

$3.95

81 IN STOCK

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

PRODUCT ID: 2783

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This...

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

$0.75

21 IN STOCK

IC Socket - for 28-pin 0.3" Chips - Pack of 3

PRODUCT ID: 2205

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 28 pin...

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 28 pin 0.3" wide version. Best used with chips that have 28 pins (2x14) and have 0.3" pin spacing. We also have 0.6" version, so don't use this for 'wide' 28p in chips These are often used for soldering into a Perma Proto or PCB so that you can replace and swap chips...

$1.25

24 IN STOCK

Arcade Button and Switch Quick-Connect Wires - 0.25" (10-pack)

PRODUCT ID: 3838

Quick connector wire sets make wiring up our arcade-style or metal buttons quicky-quick. Each wire comes as a 'pair' with two 0.25"...

Quick connector wire sets make wiring up our arcade-style or metal buttons quicky-quick. Each wire comes as a 'pair' with two 0.25" quick-connects pre-crimped. The wires are terminated together in a JST 2.5mm 2-pin connector. This connector will fit in 0.1" headers, so it's breadboard compatible or you can stick two wires into the end. Of course, you can chop this off if there's no use for it. If you need a...

$4.95

IN STOCK

Line Laser Diode - 5mW 650nm Red

PRODUCT ID: 1057

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...

$8.95

IN STOCK

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

PRODUCT ID: 2203

An IC (Integrated Circuit) socket allows you to insert and remove chips easily from an assembled kit or project This item contains 3 of the 16 pin...

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

$0.95

IN STOCK

Fixed Laser Mounting Stand

PRODUCT ID: 1094

Use this nice fixed laser mount to attach any of our laser diode modules to your desk, robot, shark, etc. A set-screw holds the laser in place. Has a...

Use this nice fixed laser mount to attach any of our laser diode modules to your desk, robot, shark, etc. A set-screw holds the laser in place. Has a flat mounting plate with four holes for easy attachment and adjustment. Fits all of our modules. Laser not included

$4.95

OUT OF STOCK

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

PRODUCT ID: 2142

After a long day out harvesting in the terminal block fields, we've returned with a veritable bounty of these very nice and compact...

$3.35

IN STOCK

Thermal Paper Roll - 33' long, 2.25"

PRODUCT ID: 2754

A little roll of thermal paper! This fits very nicely into our Tiny Thermal Receipt Printer. It's ~2.25" wide (about 57mm) and 33 feet...

A little roll of thermal paper! This fits very nicely into our Tiny Thermal Receipt Printer. It's ~2.25" wide (about 57mm) and 33 feet long or about 10 meters.

$1.75

23 IN STOCK

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....

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 adapters, they will fit 'plain...

$0.95

IN STOCK

IDC Breakout Helper - 2x8 (16 pin)

PRODUCT ID: 2104

This 2x8 (16 pin - 0.1" spaced) IDC Breadboard Helper is great in conjunction with any 16-pin IDC cables. It comes in two...

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

$1.25

29 IN STOCK

Mini LED Arcade Button - 24mm Translucent Red

PRODUCT ID: 3430

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...

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

$2.50

IN STOCK

JST SH 4-pin Vertical Connector (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 JST...

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

$3.95

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?...

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 the time, so they come in a pack of 10. Check the datasheet for more...

$1.50

OUT OF STOCK

2.54mm/0.1" Pitch Terminal Block - 5-pin

PRODUCT ID: 2139

After a long day out harvesting in the terminal block fields, we've returned with a veritable bounty of these very nice and compact...

$1.85

53 IN STOCK

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

PRODUCT ID: 2140

After a long day out harvesting in the terminal block fields, we've returned with a veritable bounty of these very nice and compact...

$2.45

IN STOCK

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

PRODUCT ID: 2782

ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This...

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

$0.75

IN STOCK

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

PRODUCT ID: 2135

After a long day out harvesting in the terminal block fields, we've returned with a veritable bounty of these very nice and compact...

$2.15

IN STOCK

LED Illuminated Triangle Pushbutton A.K.A 1960s Sci-Fi Buttons - Blue

PRODUCT ID: 4187

We've got plenty of round and square buttons, but these LED Illuminated Triangle Pushbuttons are welcome to the party. These make us...

We've got plenty of round and square buttons, but these LED Illuminated Triangle Pushbuttons are welcome to the party. These make us think of 1960's or 70's Sci-Fi control board buttons. As everyone knows, triangular buttons are the most retro-futuristic of all button shapes. Get 6 of them together for a cool hexagonal arrangement, or just have one triangle at a time. These buttons are medium-sized, large...

$3.95

IN STOCK

USB Type-A Jack

PRODUCT ID: 2225

This is just a standard USB-A jack. It's a sturdy metal with 4 pins in the back and 2 small mounting tabs that make it easy to use in your...

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

$0.75

87 IN STOCK

20W 4 Ohm Full Range Speaker - XS-GTF1027

PRODUCT ID: 1732

Listen up! This high power 4" diameter speaker will amp up any audio project where you need loud sound! It is 4 ohm impedance, rated for 20W...

Listen up! This high power 4" diameter speaker will amp up any audio project where you need loud sound! It is 4 ohm impedance, rated for 20W continuous power. (This thing is really loud) It also has four handy mounting tabs 3 inches apart, and a grill that fits on top. The grill is to protect the cones, and is not necessary for use. This speaker has a nice wide range of 60Hz - 24kHz, which is pretty good for a speaker this large. Originally...

$14.95

2 IN STOCK

Mini Thermal Receipt Printer Starter Pack

PRODUCT ID: 600

Hit the ground running (and printing!) with this starter pack that includes a thermal printer and all the extras and save a few dollars while...

Hit the ground running (and printing!) with this starter pack that includes a thermal printer and all the extras and save a few dollars while you're at it. Includes: A mini thermal receipt printer - with cables and plastic mounting shimsA roll of 50' long thermal receipt paper - the perfect amount for the thermal printer. BPA-free.5V 2A power supply - an ideal supply for powering the thermal printer (and anything else that can use 5V...

$61.95

84 IN STOCK

28-pin ZIF socket

PRODUCT ID: 382

A ZIF (Zero Insertion Force Socket) allows you to insert and remove chips easily from an existing circuits. These are often used for chip programmers...

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

$3.00

50 IN STOCK

3.5mm (1/8") Stereo DIY "Free-Hanging" In-Line Jack

PRODUCT ID: 1801

Repair or design your very own audio cables with these nice and durable phono-jack connectors. This is a great jack to make your own cable with....

Repair or design your very own audio cables with these nice and durable phono-jack connectors. This is a great jack 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 Jack . It is free-hanging, not panel mount! It's a pretty common size and is super useful...

$1.95

5 IN STOCK

HDMI Round Panel Mount Plug

PRODUCT ID: 4129

If you need to add a panel-mount connection for HDMI, but don't have the time or ability to cut a custom oval or square hole, this HDMI Round...

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

$5.95

57 IN STOCK

IDC Breakout Helper - 2x13 (26 pin)

PRODUCT ID: 2101

The "poor woman's" Raspberry Pi cobbler! This combo of 2x13 pin (0.1 spaced) header and socket is for our popular GPIO Ribbon Cable for...

The "poor woman's" Raspberry Pi cobbler! This combo of 2x13 pin (0.1 spaced) header and socket is for our popular GPIO Ribbon Cable for Raspberry Pi Model A and B. It comes in two parts, a 'pin-through' socket and a male header. The socket straddles the center of a breadboard or Perma-Proto and then header plugs into the top of the socket. Since IDC cables are so standard, but a royal pain to use with...

$1.75

IN STOCK

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

PRODUCT ID: 4208

If you're a DIY enthusiast who likes to micro -manage your project's connections, here is a 10-pack of some micro JST...

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

$3.95

43 IN STOCK

SMT/SMD 0805 Resistor and Capacitor Book - 3725 pieces

PRODUCT ID: 441

Always have the right SMT components at your hand with this awesome 0805 Resistor and Capacitor book set! This book has nice translucent pages filled...

Always have the right SMT components at your hand with this awesome 0805 Resistor and Capacitor book set! This book has nice translucent pages filled with cut tape SMT 0805 components , sorted, labeled and ready to go. This book has 63 5% resistor values, 3025 parts and 17 capacitor values, 700 parts . The nice thing is that you get a good distribution of the resistors, with more 1K and 10KΩ and fewer of the really high values. 63 5% Yageo...

$39.95

OUT OF STOCK

Arcade Button - 30mm Translucent Yellow

PRODUCT ID: 474

A button is a button, and a switch is a switch, but these translucent arcade buttons are in a class of their own. They're the same size as common...

$5.95

OUT OF STOCK

Mini LED Arcade Button - 24mm Translucent Yellow

PRODUCT ID: 3431

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...

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

$2.50

IN STOCK

Illuminated Toggle Switch with Cover - Green

PRODUCT ID: 3307

Fire up your engines because these are the hot-rods of toggle switches! Equipped with an aerodynamic green protective casing, and a green LED at...

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

$2.95

3 IN STOCK

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

PRODUCT ID: 1074

Spring terminal blocks will simplify your wiring and make your project more rugged. Instead of soldering wires to your perf board, solder in these...

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

$4.95

IN STOCK

Tiny Thermal Receipt Printer - TTL Serial / USB

PRODUCT ID: 2751

Add a really small printer to any microcontroller project with this very cute thermal printer. Thermal printers are also known as receipt printers,...

Add a really small printer to any microcontroller project with this very cute thermal printer. Thermal printers are also known as receipt printers, they're what you get when you go to the ATM or grocery store. Now you can embed a little printer of your own into an enclosure. This printer is ideal for interfacing with a microcontroller or computer, as you just plug it in via USB or TTL Serial to print text, barcodes, bitmap graphics, even a...

$49.95

31 IN STOCK

SMT / Solderable Standoff Nuts - M3 x 6mm - 10 pack

PRODUCT ID: 4206

These brilliant solder-able standoffs will make your mechanical PCB mounting problems go away. They're super simple - round M3 standoffs that are...

$2.95

69 IN STOCK

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

PRODUCT ID: 3670

High-conductive heating fabrics are so hot right now! Literally! This non-woven fabric feels a little like felted paper but is filled with conductive...

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

$12.50

OUT OF STOCK

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...

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. Un-screw the plastic nut, insert the plug and re-attach. Ta-da! Now you...

$5.95

IN STOCK

USB Powered Speakers

PRODUCT ID: 1363

Add some extra boom to your audio project with these powered loudspeakers. We sampled half a dozen different models to find ones with a good...

Add some extra boom to your audio project with these powered loudspeakers. We sampled half a dozen different models to find ones with a good frequency response, so you'll get quality audio output for music playback. Simply connect the standard 3.5mm stereo plug into your Raspberry Pi model B or B+, Wave shield, etc. There's even a volume control wheel on it so you can set it up just right. For power, plug the USB connector into anything...

$9.95

29 IN STOCK

PSP 3000 2-Axis Analog Thumb Joystick

PRODUCT ID: 3103

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...

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 PSP 3000 2-Axis Analog Thumb Joystick to fulfill your directional analog input needs! This is a replacement component for the PSP 3000, but we think they'd make for a great little joystick/thumbstick add-on for a wearable, or portable project. It's similar to...

$4.95

OUT OF STOCK

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

PRODUCT ID: 3481

This potentiometer is a two-in-one: it's a log taper 10K ohm potentiometer , with a grippy shaft an d it comes with an on-off switch . It's...

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

$1.50

IN STOCK

Large Arcade Button with LED - 60mm Blue

PRODUCT ID: 1194

BAM! This 60mm diameter arcade button is large and inviting and ready for all sorts of pressing and pushing. We've seen these on some games of...

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

$5.95

15 IN STOCK

0.1" 36-pin Strip Right-Angle Female/Socket Header (5 pack)

PRODUCT ID: 1542

Socket (female) header is like the duct tape of electronics. Its great for connecting things together, soldering to perf-boards or PCBs to allow...

Socket (female) header is like the duct tape of electronics. Its great for connecting things together, soldering to perf-boards or PCBs to allow 22AWG wire or male header to connect, etc. We go through these gals real fast, and thought that given how handy they are, we'd offer them in a pack of five! Each pack contains 5 x right angle female 36-pin long headers, 0.1" pitch, that can be stacked next to each other on a 0.1" grid. They aren't...

$4.95

24 IN STOCK

LED Illuminated Triangle Pushbutton A.K.A 1960s Sci-Fi Buttons - Yellow

Make your own custom DE-15 cable or DE-15 interface with ease, using this DE-15 Socket to Terminal Block Breakout . You get a nice solid PCB with an...

Make your own custom DE-15 cable or DE-15 interface with ease, using this DE-15 Socket to Terminal Block Breakout . You get a nice solid PCB with an DE-15 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 a device with a VGA interface (that's what these connectors were used for the most)...

$4.50

78 IN STOCK

Components & Parts