Prototyping

SKU: DF-FIT0110 | Brand: DFRobot

This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positive male barrel jack. If you need to connect bare wires to a barrel ...

SKU: SF-COM-09190 | Brand: SparkFun

This is a standard 12mm square momentary button. What we really like is the large button head and good tactile feel (it ‘clicks’ really well). This button is great for user input on a PCB or a good, big reset button o...

SKU: SF-TOL-09161 | Brand: SparkFun

This is your basic spool of leaded solder with a 63/37 water soluble resin core. 0.031" gauge and 100 grams. This is a good spool for more advanced users that should last 6-12 months depending on how often you solder....

SKU: SF-COM-00526 | Brand: SparkFun

The LD1117V33 is a low-dropout (LDO) positive voltage regulator with a fixed 3.3V output. With on-chip trimming providing ±1% output voltage tolerance and built-in current and thermal limiting, it's a reliable choice ...

SKU: PL-1037 | Brand: Pololu

The 0.100″ (2.54 mm) 2×20-Pin Straight Female Header is a double-row, 40-pin socket strip designed to mate with standard 0.1″ pitch male headers. This is the standard GPIO header size used on Raspberry Pi and other si...

SKU: SF-SEN-10293 | Brand: SparkFun

A simple piezo element that can be used as both a sensor and a small audio transducer. When flexed or tapped, it generates a voltage that can be read by a microcontroller, making it ideal for knock and vibration detec...

SKU: AF-3522 | Brand: Adafruit

For winding custom coils, or very fine-pitch rework, we always reach for magnet wire. Magnet wire is very very thin (0.1mm diameter!) copper wire with a very thin layer of insulation. It's used for a range of elect...

SKU: LB-LS3381-K | Brand: Little Bird

A 12 mm panel-mount momentary push button with a smooth dome-shaped cap in black, pre-wired with 20 cm red and black leads for easy connection. Normally open — pressing the button closes the contacts. Key Features ...

SKU: LB-LS3381-B | Brand: Little Bird

A 12 mm panel-mount momentary push button with a smooth dome-shaped cap in blue, pre-wired with 20 cm red and black leads for easy connection. Normally open — pressing the button closes the contacts. Key Features P...

SKU: EF-EF10130 | Brand: ElecFreaks

Alligator clips (also known as crocodile clips) are one of the most useful tools on any maker's workbench. Whether you're testing a circuit, connecting a micro:bit to external components, or extending your multimeter ...

SKU: LB-LR0381 | Brand: Little Bird

An 8-position DIP switch with standard 2.54mm (0.1") pitch, suitable for through-hole mounting on PCBs, perfboard, and breadboards. Each of the eight switches can be independently toggled on or off, making it useful f...

SKU: LB-00022 | Brand: Little Bird

The Cherry MX Blue switch is a light, tactile, clicky mechanical keyboard switch in the Cherry MX family. Keyboards with these switches often have the stiffer Cherry MX Green switch for the space bar.

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-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: 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...