Prototyping

SKU: SF-PRT-14491 | Brand: SparkFun

A pack of 20 through-hole 10 kΩ resistors with thick leads designed for a snug fit in solderless breadboards. These are standard ¼ W, ±5% tolerance PTH resistors — ideal for pull-ups, pull-downs, current limiting, and...

SKU: PI-COM1101 | Brand: Pimoroni

These 40-pin 2x20 male headers can be used on a Pi Zero or a pHAT to break out the pins.You can choose either straight or at a 90° angle.Add one to a Pi Zero for compatibility with HATs (which use a female header).Can...

SKU: DF-TEL0038 | Brand: DFRobot

A passive RS-232 to RS-485 converter that extends serial communication distance up to 1.2km using balanced differential signalling. Self-powered from the RS-232 TX/RX or RTS/CTS lines — no external power supply requir...

SKU: DF-FIT0117 | Brand: DFRobot

An assortment of 100 aluminium electrolytic capacitors across 12 common values, ranging from 1µF to 470µF. A handy kit for prototyping, decoupling, and general-purpose circuit building — covers the most frequently use...

SKU: DF-FIT0154 | Brand: DFRobot

These high-quality breadboard jumper cables are made with 22 AWG multi-strand wire and sturdy male pins on both ends. Each cable is approximately 214 mm long and comes in assorted colours for easy circuit identificati...

SKU: TB-HP9540 | Brand: Little Bird

Vero board with Alpha numeric grid.

SKU: SF-COM-00529 | Brand: SparkFun

These are very bright LEDs. The LEDs are so bright that it hurts to look directly at them. Please take a look at the pictures to get an idea of the intensity. All lenses are clear. Pack of 5

SKU: SF-COM-00096 | Brand: SparkFun

High-quality radial electrolytic capacitors rated at 100 µF / 25 V. Ideal for power supply decoupling, transient suppression, and smoothing voltage ripple in your projects. Place one between power and ground rails to ...

SKU: DF-DFR0144 | Brand: DFRobot

This 4-channel relay shield from DFRobot plugs directly onto an Arduino Uno or compatible board, providing opto-isolated relay switching for controlling high-power devices such as lamps, water pumps, and motors. Each ...

SKU: SF-PRT-11026 | Brand: SparkFun

If you need to knock up a quick prototype there’s nothing like having a pile of jumper wires to speed things up, and let’s face it: sometimes you want quantity over quality. These are the same jumper wires that com...

SKU: SF-PRT-12796 | Brand: SparkFun

These are 6" long jumper wires with female connectors on both ends. Use these to jumper from any male header on any board, to any other male header. Combine these with our male to male jumpers to create a male to f...

SKU: AF-1919 | Brand: Adafruit

These female-to-female jumper wires bridge the gap between standard 2.54 mm (0.1″) pitch headers and smaller 2.0 mm (0.08″) pitch connectors. One end has a 2.54 mm socket and the other has a 2.0 mm socket, making it e...

SKU: AF-1954 | Brand: Adafruit

These Female/Male Extension jumper wires are handy for making wire harnesses or jumpering between headers on PCB's. These premium jumper wires are 6" (150mm) long and come in a 'strip' of 20 (2 pieces of ea...

SKU: AF-5422 | Brand: Adafruit

It can be tricky to work out which pin is which when the Raspberry Pi Pico is attached to solderless breadboard. Luckily, the MonkMakes Breadboard for Pico solves this problem by labeling the Pico pins on the breadboa...

SKU: AF-4215 | Brand: Adafruit

Add a panel-mount Ethernet port to any enclosure without cutting custom shapes. This RJ-45 round panel mount extension cable fits a standard ~30 mm round hole — just drill with a common hole saw, unscrew the plastic n...

SKU: LB-LR0589-BLACK | Brand: Little Bird

A 12 mm panel-mount momentary push button with a smooth dome-shaped cap in black. Normally open — pressing the button closes the contacts. The dome design provides a satisfying tactile feel and sits flush with the pan...

SKU: LB-LR0589-RED | Brand: Little Bird

A 12 mm panel-mount momentary push button with a smooth dome-shaped cap in red. Normally open — pressing the button closes the contacts. The dome design provides a satisfying tactile feel and sits flush with the panel...

SKU: AF-4873 | Brand: Adafruit

A matching pair of 3-pin JST XH-compatible cables — one with an inline plug and one with an inline socket — for easy connect-and-disconnect wiring. The 2.5mm pitch connectors friction-lock together for a secure, relia...

SKU: AF-4720 | Brand: Adafruit

This matching pair of 1.25 mm pitch 2-pin cables includes an inline socket and plug connector, providing a complete Molex PicoBlade-compatible connection set. At 40 cm long, these cables offer plenty of reach for inte...

SKU: LB-LS2238 | Brand: Little Bird

This 520-piece connector kit contains everything you need to make custom 2.54mm (0.1″) Dupont-style jumper wires and harnesses. It includes a comprehensive selection of single-row and dual-row housings from 1-pin to 2...