All Products

SKU: DF-FIT0783

A DC 5.5×2.1mm female to Micro-USB male power adapter plug, allowing you to power Micro-USB devices from a DC barrel jack power supply. Useful for powering Raspberry Pi, LattePanda, phones, and tablets from existing DC supplies. Specifications Input (Female) – DC 5.5×2.1 mm barrel jack Output...

SKU: SF-PRT-10512

A snap-in 9V battery holder with a 5.5mm/2.1mm centre-positive barrel jack connector. The battery clicks securely into place, and three mounting holes allow you to attach the holder to an enclosure or chassis. Key Features Snap-In Design – Battery clicks securely into place 5.5mm/2.1mm Barrel...

SKU: AF-368

A simple adapter that converts a 2.1 mm DC barrel jack to screw terminals, making it easy to connect a DC power supply to boards or projects that lack a DC jack. The terminals are labelled with positive and negative polarity, assuming a centre-positive configuration (the most common type). Key F...

SKU: DF-FIT0784

A DC 5.5×2.1mm female to USB Type-C male power adapter plug, allowing you to power USB-C devices from a DC barrel jack power supply. Useful for powering Raspberry Pi 4/5, LattePanda, and other USB-C-powered boards from existing DC supplies. Also available in a Micro-USB version. Specifications ...

SKU: SF-COM-11707

Do you fear that your power may not be “far reaching” enough? How would another 6' work for you? Okay, so it doesn’t sound very dramatic, but sometimes an extra 6' of power cable is exactly what your project needs. Don’t hack apart a nice clean barrel jack connection just because it won’t reach, ...

SKU: AF-1352

A simple 1-to-4 DC barrel jack splitter that lets you power four devices from a single DC power adapter. Features standard 5.5mm/2.1mm barrel connectors with rugged moulded construction. Plug your existing DC power supply into the input jack, and get four identical output plugs ready to connect ...

SKU: AF-3788

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....

SKU: AF-80

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...

SKU: LB-LR0294

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 alkaline cells, ready to plug directly into devices with a standard DC barrel jack ...

SKU: AF-3784

A 4×AA battery holder with a 20cm (8″) power cable terminating in a centre-positive 2.1mm DC barrel jack. Provides a portable power source for development boards and projects that accept a standard DC barrel jack input. Delivers approximately 4.8V with NiMH rechargeable batteries or up to 6V wit...

SKU: AF-2777

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...

SKU: LB-LR0295

A simple 9V battery holder with a DC barrel connector. Provides a convenient way to mount and connect a 9V battery to your electronics projects. Key Features DC Barrel Connector – Standard connector for easy integration Snap-In Battery Mount – Holds a 9V battery securely Also Available 9V...

SKU: AF-3842

A compact battery holder for three AA cells with an integrated power cable and DC barrel jack. The series configuration delivers approximately 3.6–4.5V depending on battery chemistry, making it a convenient power source for 3.3V microcontroller projects and portable electronics. The 200mm power ...

SKU: AF-2789

The premise of this MicroUSB to 5.5/2.1mm DC Barrel Jack Adapter is simple. There's a MicroUSB plug on one end and a 5.5mm/2.1mm DC barrel jack with center positive polarity on the other. This allows you to connect one of our 5V 2 Amp, 5V 4A or 5V 10 Amp adapters ...

SKU: AF-6265 · MPN: ADA6265

This USB C PD to 2.1mm Cable with Selectable Voltage Button will help you get the most out of your USB C Power Delivery wall warts by letting you select any of the available voltages to power a device that expects a 5.5mm outer diameter / 2.1mm inner diameter DC plug. Now you can get rid of all t...

SKU: DF-FIT0141

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...

SKU: AF-5367

This 5W ETFE solar panel from Voltaic Systems delivers a nominal 5V at up to 940mA peak, providing reliable power for portable electronics, battery charging, and off-grid projects. It uses 10 high-efficiency monocrystalline SunPower cells rated at over 22% efficiency. The panel is constructed wi...

SKU: AF-5369

This 10W ETFE solar panel from Voltaic Systems delivers a nominal 5V at up to 1,670mA peak, providing reliable power for portable electronics, battery charging, and off-grid projects. It uses 10 high-efficiency monocrystalline SunPower cells rated at over 22% efficiency. The panel is constructed...

SKU: MM-SKU00074

The MonkMakes Power for micro:bit opens up lots of ways of powering your micro:bit. This tiny board has a standard DC barrel jack socket at one end and provides a regulated 3.3V output that you can use to power your micro:bit using the JST battery connector attached to wires coming from t...

SKU: AF-1531

An RF adapter cable that converts from an MCX jack (female) to a BNC connector, allowing you to connect BNC antennas and equipment to devices with MCX ports. Useful for SDR dongles, RF receivers, and other radio equipment. Key Features MCX Jack to BNC – Adapts MCX female to BNC connector Shor...