Circuitry Accessories

SKU: DF-FIT0610 | Brand: DFRobot

This enclosed battery holder takes 3× AA batteries in series, providing approximately 4.5V from alkaline cells or 3.6V from NiMH/NiCd rechargeables. It features a built-in on/off switch and a sliding, removable cover ...

SKU: AF-4193 | Brand: Adafruit

A slim 2×AA battery holder with a built-in on/off switch and genuine JST PH connector. Two AA batteries in series provide approximately 3V — ideal for powering low-voltage electronics projects, microcontrollers, and p...

SKU: AF-4031 | Brand: Adafruit

Pipe audio in or out of your project with this very handy breadboard-friendly audio jack. It's a stereo jack so you get left and right channels as well as a ground pin. You can use any 3.5mm stereo cable with this jac...

SKU: DF-FIT0121 | Brand: DFRobot

Jumper wires are one of the most important gear component for the tinkerer. Often underestimated, but one of the first things to miss. If you are starting to assemble your tinker gear and wondering if this is really n...

SKU: PL-1025 | Brand: Pololu

The 0.100″ (2.54 mm) 2×5-Pin Straight Female Header is a double-row, 10-pin socket strip designed to mate with standard 0.1″ pitch male headers. The 2×5 configuration is one of the most widely used dual-row sizes, mat...

SKU: PL-1912 | Brand: Pololu

These 2×4-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires to create reliable, removable eight-wire co...

SKU: PL-1903 | Brand: Pololu

These 1×4-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires to create reliable, removable four-wire con...

SKU: AF-1951 | Brand: Adafruit

These premium female-to-female jumper wires are ideal for making wire harnesses or connecting between headers on PCBs. Each pack contains 20 wires in a ribbon cable format — two of each of ten rainbow colours — that c...

SKU: AF-1953 | Brand: Adafruit

These Female/Male 'extension' jumper wires for making wire harnesses or jumpering between headers on PCB's. These premium jumper wires are 3" (75mm) long and come in a 'strip' of 20 (2 pieces of each of ten rainbow...

SKU: SF-ROB-19223 | Brand: SparkFun

This is a servo adapter cable that allows you to hookup your servo directly to alligator clip connections. On one end you have a shrouded male servo connector, and on the other end three 30mm shrouded alligator clips....

SKU: LB-PT-JUMPER-KIT | Brand: Little Bird

A pack of 30 male-to-male jumper wires in three colours — 10 red (power), 10 black (ground), and 10 yellow (signal). The colour coding makes it easy to keep breadboard and prototype circuits organised and readable at ...

SKU: LB-LR0309-16 | Brand: Little Bird

A flat 4×AA battery holder with a 2.1mm DC barrel jack connector, providing an easy way to power Arduino boards and other projects that accept a DC barrel plug. With four alkaline AA batteries installed, it delivers a...

SKU: LB-LR0294 | Brand: Little Bird

A simple 6-cell AA battery holder with a 125mm (5") cable terminated with a standard 5.5×2.1mm centre-positive barrel jack connector. Creates a 7.2V rechargeable battery pack from NiMH/NiCd cells or a 9V pack from alk...

SKU: DF-FIT0079 | Brand: DFRobot

A simple 4-cell AA battery holder in a square (2×2) configuration. Features 5-inch tinned leads for easy soldering into your project. Provides 6V nominal output with four AA alkaline batteries, or 4.8V with rechargeab...

SKU: AF-1608 | Brand: Adafruit

The Adafruit Perma-Proto Quarter-Sized Breadboard PCB mirrors the layout of a tiny solderless breadboard with power rails, making it simple to transfer small prototyped circuits to a permanent soldered board. The comp...

SKU: AF-1789 | Brand: Adafruit

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 ...

SKU: AF-184 | Brand: Adafruit

Build your own breadboard-friendly adjustable power supply with this soldering kit. Based on the MIC2941 low-dropout regulator, it provides a guaranteed 1.25A output with only 40–400 mV dropout — far better than the L...

SKU: PL-1030 | Brand: Pololu

This single-row, 12-pin straight female header with 0.1" (2.54mm) pitch is designed to mate with standard 0.1" male headers. It provides a reliable socket connection for board-to-board and board-to-wire applications. ...

SKU: SF-PRT-10891 | Brand: SparkFun

This 3xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is secured with a small phillips head screw. Another bonus is the ON/OFF swi...

SKU: PL-1911 | Brand: Pololu

These 2×3-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires to create reliable, removable six-wire conn...