Circuitry Accessories

SKU: PL-2765 | Brand: Pololu

The Adafruit Perma-Proto Quarter-Sized Breadboard PCB (3-Pack) provides three compact prototyping boards that bridge the gap between solderless breadboards and permanent soldered circuits. Each board has 15 rows of 5-...

SKU: SF-CAB-00501 | Brand: SparkFun

These are various leaded cables for attaching to multimeters, power supplies, oscilloscopes, function generators, etc. 5 pairs of IC Hook to IC Hook test leads. Comes with Black, Red, Blue, Green, and Yellow colored l...

SKU: PL-1161 | Brand: Pololu

A battery holder for eight AA cells, arranged as two back-to-back four-cell holders. Provides up to 12V (with alkaline cells) in a compact, stackable form factor. Specifications Cell Type – AA Capacity – 8 cells ...

SKU: PL-1019 | Brand: Pololu

The 0.100″ (2.54 mm) 1×9-Pin Straight Female Header provides a reliable vertical connection point for standard 0.1″ pitch male headers. This single-row, 9-position socket strip is commonly used in electronics prototyp...

SKU: AF-4435 | Brand: Adafruit

This generic DIN rail holder lets you mount PCBs and small modules up to 50 × 80 mm onto standard 35 mm DIN rail. The snap-on design assembles in under a minute and locks securely in place with the included yellow pla...

SKU: PL-1703 | Brand: Pololu

An assortment of 50 premium female-to-female jumper wires, each 300 mm (12″) long. Made with stranded 26 AWG wire and 0.1″ (2.54 mm) female header contacts on both ends. Includes five wires in each of 10 rainbow colou...

SKU: AF-3905 | Brand: Adafruit

This compact 2×2 AA battery holder connects four AA batteries in series, providing a nominal 6 V DC output (alkaline) or 4.8 V DC (rechargeable NiMH). The premium jumper header wires plug directly into a breadboard — ...

SKU: AF-3858 | Brand: Adafruit

A 2×AA battery holder with premium jumper header wires that plug directly into a breadboard — no stripping, twisting, or fighting with thin leads. Two AA batteries in series provide approximately 2.5V to 3V, making th...

SKU: TB-WC6024 | Brand: Little Bird

A pack of 40 male-to-male (plug-to-plug) jumper leads in assorted colours, each 150 mm long. The flexible leads have 0.1" (2.54 mm) header pins on both ends, making them ideal for breadboard prototyping and connecting...

SKU: PL-2705 | Brand: Pololu

This single-row, 5-pin right-angle female header with 0.1" (2.54mm) pitch is designed to mate with standard 0.1" male headers. The right-angle orientation routes connections parallel to the board surface, making it id...

SKU: PL-1024 | Brand: Pololu

The 0.100″ (2.54 mm) 2×4-Pin Straight Female Header is a double-row, 8-pin socket strip designed to mate with standard 0.1″ pitch male headers. Its compact dual-row footprint is commonly used for small bus connections...

SKU: PL-1014 | Brand: Pololu

This single-row, 4-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: AF-653 | Brand: Adafruit

This sewable CR2032 battery holder makes it easy to add power to wearable electronics projects. Two small 1mm holes in the metal connection tabs are perfectly sized for a #5 or smaller needle to pass through, so you c...

SKU: AF-3314 | Brand: Adafruit

This is a cute half-size breadboard with an assortment of small jumper wires, great for prototyping. Breadboard is 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 ...

SKU: AF-5514 | Brand: Adafruit

Stretch out your servo connections with this flexible servo to alligator clip cable. It has a 3-pin shrouded "male" connection to plug your servo into and then, 17cm later, three alligator clips - it even keeps the co...

SKU: AF-5471 | Brand: Adafruit

A 0.5-metre red banana plug cable with stackable connectors and retractable safety shrouds. The spring-loaded plastic cover retracts automatically when plugged into a 4 mm banana jack, then extends to cover the metal ...

SKU: AF-4635 | Brand: Adafruit

These premium extension jumper wires are handy for making wire harnesses or jumpering between headers on PCBs. They're 200mm (~7.8") long and come loose as a pack of 40 (10 pieces of red, blue, yellow, and Adafruit bl...

SKU: EC-CDD8266STW | Brand: Elecrow

A breadboard adapter for the popular ESP-01 model of the ESP8266 serial-to-Wi-Fi transceiver module. It converts the ESP-01's 2×4 pin header into two breadboard-friendly single-row headers with clearly labelled pin na...

SKU: AF-4191 | Brand: Adafruit

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

SKU: AF-3951 | Brand: Adafruit

A 2×AA battery holder with a built-in knife switch for controlling power. Unlike typical slide switches, the knife switch provides a clear visual indicator of open and closed circuit states — making it an excellent to...