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Showing 41-51 of 51 products · 9 unavailable products hidden
USB to 2.1mm DC Booster Cable - 9V
This USB to DC booster cable has an integrated boost converter that steps up 5V USB power to 9V DC, output through a centre-positive 2.1 mm barrel jack. It's a convenient way to power 9V devices from any USB port — whether from a computer, USB wall charger, or battery pack. Rated for 500 mA cont...
6 x AA battery holder with 5.5mm/2.1mm plug
A 6×AA battery holder with a 5.5mm/2.1mm DC barrel plug, ready to power Arduino boards and other electronics with a standard DC jack. Use alkaline AAs for approximately 9V at 3000–4000mAh, or rechargeable NiMH cells for 7.2V at ~2000mAh. The 9V alkaline output is ideal for boards with a 5V volta...
2x3A DC Motor Driver Carrier Board for UNIHIKER M10
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This DFRobot motor driver carrier board is purpose-built for the UNIHIKER M10, featuring a tilted edge connector slot that positions the screen at an optimal viewing angle. It integrates a dual 3 A DC motor driver with separate motor power, plus onboard RGB LEDs and infrared transmitter/receiver....
JST SH 1mm Pitch 3 Pin to Socket Headers Cable - 100mm long
A 100mm adapter cable with a 1mm pitch JST SH 3-pin connector on one end and 0.1" (2.54mm) pitch socket headers on the other. Ideal for connecting to JST SH ports on development boards such as the Raspberry Pi Pico Debug Probe, Pico WH debug port, and other 3-pin JST SH-equipped devices. The soc...
9V battery clip with 5.5mm/2.1mm plug
A high-quality 9V battery clip with a pre-assembled 5.5mm/2.1mm centre-positive barrel connector. The moulded plastic clip covers the battery terminals to prevent short circuits, and the barrel plug connects directly to Arduino boards and other devices with a standard DC barrel jack. Key Feature...
2.1mm female/male barrel jack extension cable [1.5m / 5 ft]
A 1.5-metre (5 ft) extension cable with a 5.5 / 2.1 mm barrel jack (female) on one end and a barrel plug (male) on the other. Heavy-duty 24 AWG wires handle up to 5 A, making it suitable for powering LED strips, Arduino boards, and other current-hungry projects at a distance. This cable also dou...
FireBeetle 2 ESP32-C5 Wi-Fi 6 IO Expansion Kit
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This development kit combines the FireBeetle 2 ESP32-C5 microcontroller board with a dedicated solderless IO expansion shield, giving you a practical platform for smart home and IoT prototypes.The ESP32-C5 brings dual-band Wi-Fi 6 on 2.4 GHz and 5 GHz, plus Bluetooth 5, Thread and Zigbee support....
DC-DC Step Down Buck Converter (6~24V to 5V/16A)
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A high-efficiency DC-DC step-down (buck) converter that accepts 6–24 V input and delivers a stable 5 V output at up to 16 A. With over 90% conversion efficiency at typical loads and output ripple below 20 mV, it provides clean, reliable power for demanding applications. The module includes over-...
2.1mm DC Barrel Plug to Alligator Clips
Connect a battery pack or bare wires to any device with a 2.1 mm DC barrel jack input using this adapter cable. Colour-coded alligator clips (red for centre-positive, black for ring-negative) clip onto battery terminals or exposed wires, while the moulded 2.1 mm barrel plug feeds power straight i...
6xAA Battery Holder with DC2.1 Power Jack
A 6×AA battery holder with a DC 2.1mm power jack that plugs directly into an Arduino's barrel jack input. Creates a 7.2V rechargeable battery pack from NiMH/NiCd cells or a 9V pack from alkaline cells. Features mounting holes for secure installation. Specifications Cell Quantity: 6× AA Output...
4 x AA Battery Holder with 2.1mm Plug and On/Off Switch
A 4×AA battery holder with a built-in on/off switch and a 13cm (5″) power cable terminating in a centre-positive 2.1mm DC barrel jack. Provides convenient portable power with easy switching for development boards and projects that accept a standard DC barrel jack input. Delivers approximately 4....