Components

SKU: SF-COM-14563 | Brand: SparkFun

A pack of 25 green 5mm LEDs with built-in resistors, eliminating the need for external current-limiting resistors. Operating from 3.0V to 5V, these LEDs are ready to connect directly to your power source — no calculat...

SKU: SF-COM-14624 | Brand: SparkFun

A panel-mount rotary potentiometer with a 100 kΩ logarithmic taper. Turn the knob and the resistance changes smoothly — ideal for volume controls and other audio applications where a logarithmic response matches human...

SKU: AF-2204 | Brand: Adafruit

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 20 pin 0.3" wide version. Best used with chips that have 20 pins (2x10) a...

SKU: AF-2203 | Brand: Adafruit

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) an...

SKU: AF-3786 | Brand: Adafruit

These 2-Pin Wire Joints provide a quick, solder-free way to connect two wires together. Simply press the curved arm to open the aperture, insert the wire, and release — the spring mechanism holds the wire securely in ...

SKU: AF-2869 | Brand: Adafruit

What is better than smart RGB LEDs? Smart RGB+White LEDs! These NeoPixel sticks now have 4 LEDs in them (red, green, blue and white) for excellent lighting effects. These are fun and glowy, and you can control...

SKU: AF-2860 | Brand: Adafruit

Be the belle of the ball with the NeoPixel Jewel! These NeoPixel Jewels now have 4 LEDs in them (red, green, blue, and white) for excellent lighting effects. This is the Cool White RGBW version. We also hav...

SKU: AF-2855 | Brand: Adafruit

What is better than smart RGB LEDs? Smart RGB+White LEDs! These NeoPixel rings now have 4 LEDs in them (red, green, blue and white) for excellent lighting effects. Round and round and round they go!   This is ...

SKU: AF-1271 | Brand: Adafruit

Drive large 1.2" tall 7-segment displays with ease using this HT16K33-based I2C backpack. The updated design includes a built-in 5V boost converter so you get bright, consistent LED segments even when running from 3.3...

SKU: AF-3646 | Brand: Adafruit

Precision-machined Swiss-pin female socket headers for a tight, reliable fit. Unlike standard stamped-metal headers, Swiss-pin sockets use machined round contacts that grip the matching Swiss-pin male plugs securely —...

SKU: AF-1002 | Brand: Adafruit

The Adafruit 0.56" 4-Digit 7-Segment Display with I2C Backpack in white makes it easy to add a bright numeric display to any microcontroller project. The backpack handles all LED multiplexing and driving via I2C, so y...

SKU: PI-COM-B003 | Brand: Pimoroni

If you want to be a smooth operator then analog input is essential! This mini operators' joystick uses two 10KΩ potentiometers and a spring-back system for the X and Y axes making it a great input devi...

SKU: AF-1058 | Brand: Adafruit

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...

SKU: TB-SP0721 | Brand: Little Bird

This black snap-action keyboard switch is a PCB-mount, single-pole momentary pushbutton. The switch is normally open (SPST) and closes only while the button is depressed, making it suitable for keyboards, keypads, con...

SKU: AF-4133 | Brand: Adafruit

A compact 10K ohm linear potentiometer with a built-in knurled plastic knob — no separate knob needed. The 0.1" pin spacing plugs directly into a standard breadboard, making it perfect for prototyping and quick adjust...

SKU: PI-COM0613 | Brand: Pimoroni

A clear 5mm infrared LED operating at 940nm wavelength. Ideal for generic IR systems including remote controls, proximity sensors, and touchless object detection. Specifications Wavelength: 940nm (infrared) Forwar...

SKU: AF-1134 | Brand: Adafruit

A sturdy, breadboard-friendly 5-pin DIN MIDI jack with all pins on standard 0.1" (2.54 mm) spacing. Perfect for adding MIDI input or output to your Arduino or microcontroller project without any adapter boards. This ...

SKU: AF-1150 | Brand: Adafruit

Move fluid safely from here to there with this very nice little pump. Unlike most liquid pumps, this is a peristaltic type - the pump squishes the silicone tubing that contains the liquid instead of impelling it di...

SKU: AF-1126 | Brand: Adafruit

Tin-plated brass sewable snaps in a compact 5 mm diameter, ideal for wearable electronics. Solder one side to a PCB pad and sew the other to your project with conductive thread for a detachable electrical connection. ...

SKU: AF-1162 | Brand: Adafruit

The Adafruit SMT Breakout PCB for 44-pin QFN or TQFP packages lets you easily prototype with surface-mount chips on standard solderless breadboards. One side accommodates a 44-pin QFP footprint while the other support...