Circuitry Accessories

SKU: LB-2x40-BLUE | Brand: Little Bird

This double-row, 80-pin (2×40) straight male header strip with 0.1" (2.54mm) pitch is a versatile connector for electronics projects. The breakaway design lets you snap or cut it into any dual-row length you need. The...

SKU: LB-LR0249 | Brand: Little Bird

Note: These breadboards have a badly laid out silkscreen. They work perfectly well as breadboards, but do not rely on the printed reference markers. An 830-point solderless breadboard (MB-102) at a discounted price...

SKU: DF-DFR0140 | Brand: DFRobot

This is a very simple board that takes a 6-12V input voltage and outputs a selectable 5V or 3.3V regulated voltage. All headers are 0.1" pitch for simple insertion into a breadboard. It can be either powered from 6-12...

SKU: AF-527 | Brand: Adafruit

Professional-quality wire strippers from Hakko, designed for clean, precise stripping of 20–30 AWG wire. Precision-ground notches strip insulation cleanly without nicking the conductor, and soft rounded grips provide ...

SKU: SF-PRT-12795 | Brand: SparkFun

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

SKU: AF-1536 | Brand: Adafruit

A breadboard-friendly active buzzer module that produces a loud 2 kHz tone when you apply 3–5V. Unlike a passive piezo element, this buzzer has built-in driver circuitry — no oscillating signal needed, just apply powe...

SKU: PL-1902 | Brand: Pololu

These 1×3-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 or crimp pins to create reliable, removable...

SKU: SF-PRT-09547 | Brand: SparkFun

A 2×AA battery holder with a sliding cover secured by a Phillips head screw and a built-in ON/OFF switch for convenient power control. The 150mm tinned leads make it easy to solder into your projects. Key Features ...

SKU: AF-356 | Brand: Adafruit

These are our favorite trim pots, perfect for breadboarding and prototyping. They have a long grippy adjustment knob and with 0.1" spacing, they plug into breadboards or perfboards with ease. This is the same pot t...

SKU: PL-1702 | Brand: Pololu

These premium jumper wires are stranded 26 AWG wires with male terminations on both ends, for use with 0.1″ (2.54 mm) fefemale headers, connectors, and solderless breadboards and breadboards. The assortm...

SKU: AF-64 | Brand: Adafruit

This is a cute half size breadboard, good for small projects. It's 2.2" x 3.4" (5.5 cm x 8.5 cm) with a standard double-strip in the middle and two power rails on both sides. You can pull the power rails off easily to...

SKU: SF-DEV-11235 | Brand: SparkFun

The Arduino and Breadboard Holder is a sturdy plastic base plate that keeps your Arduino and breadboard neatly organised during prototyping. The board mounts with two included screws using the standard Arduino mountin...

SKU: PL-1901 | Brand: Pololu

These 1×2-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 or crimp pins to create reliable, removable...

SKU: SF-PRT-12794 | Brand: SparkFun

These are 6" long jumper wires terminated as male to female. Use these to jumper from any male or female header on any board. Multiple jumpers can be connected next to one another on a 0.1" header. Comes in one pac...

SKU: AF-1950 | Brand: Adafruit

Premium female-to-female jumper wires in a convenient 20-pin ribbon cable, perfect for making wire harnesses or jumpering between headers on PCBs. Each wire is 150mm (6") long with 0.1" (2.54mm) female header contacts...

SKU: AF-1956 | Brand: Adafruit

A pack of 20 premium male-to-male jumper wires in a convenient ribbon cable format. Each wire is 75 mm (3") long with 0.1" (2.54 mm) male header contacts on both ends, fitting cleanly onto standard-pitch headers. The...

SKU: AF-1008 | Brand: Adafruit

Connect this to that without soldering using these handy mini alligator clip test leads. 15" cables with alligator clip on each end, color coded. You get 12 pieces in 6 colors. Strong and grippy, these always come ...

SKU: AF-1609 | Brand: Adafruit

The Adafruit Perma-Proto Half-Sized Breadboard PCB mirrors the layout of a standard half-size solderless breadboard, making it simple to transfer prototyped circuits to a permanent soldered board. With 30 rows of 5-ho...

SKU: SF-PRT-09140 | Brand: SparkFun

This is a SparkFun exclusive! These are 155mm long jumpers terminated as male to female. Use these to jumper from any male or female header on any board. Multiple jumpers can be installed next to one another on a 0.1"...

SKU: DF-FIT0080 | Brand: DFRobot

A 4-cell AA battery holder in a square (2×2) configuration with a sliding removable cover and a built-in ON/OFF switch. Features 5-inch tinned leads for easy soldering. The cover keeps batteries secure, and the switch...