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Showing 1-20 of 49 products · 11 unavailable products hidden
DC Barrel Jack Adapter - Female
A screw-terminal adapter that converts a 5.5 × 2.1 mm centre-positive DC barrel jack connection to bare wire terminals. Plug in a barrel jack power supply on one end and connect the screw terminals to a breadboard, circuit, or project on the other — a simple way to add a standard DC power input w...
DC Barrel Jack Adapter - Female
This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positive female barrel jack. If you have a power supply with a barrel jack and want to plug it into a breadboard, this might be the simple solution.
Female DC Power adapter - 2.1mm jack to screw terminal block
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...
USB-C PD to 5.5mm/2.1mm DC Barrel Jack Adapter
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This compact adapter lets you power gear with a 5.5mm / 2.1mm DC barrel socket from a USB Type C connection. It is handy for projects, development boards, and small devices that use the common centre-positive barrel jack format.With a suitable USB PD power supply, it provides 9V DC output at up t...
5.5/2.1mm DC to Micro USB Adapter
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...
28 PCS Universal 5.5*2.1mm DC Adapter Kit
A 28-piece universal DC adapter kit with 5.5 × 2.1mm female connectors converting to a variety of DC barrel jack sizes. Compatible with standard 2.5mm DC male plugs, this kit lets you power laptops, displays, stereos, and other devices when the original power connector doesn't match. Warning: T...
3.5mm / 1.1mm to 5.5mm / 2.1mm DC Jack Adapter
A push-fit DC barrel jack adapter that converts a 3.5/1.1 mm DC plug to the standard 5.5/2.1 mm DC barrel jack format. Simply push it onto the smaller plug until it clicks into place — no soldering or tools required. Key Features Click-Fit Connection – Push onto the plug until it clicks secure...
5.5/2.1mm DC to Type-C Adapter
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 ...
2.1mm 5VDC Barrel Jack to USB C Adapter
A simple adapter that converts a standard 2.1 mm DC barrel jack into a USB-C plug, letting you power USB-C devices from common 5 V barrel-jack wall adapters. Plug it onto the end of your existing power supply and connect straight to a Raspberry Pi 4 or any USB-C device that runs on 5 V without US...
2.1mm to 2.5mm DC Barrel Plug Adapter
A simple adapter that sits inside a 5.5 / 2.5 mm DC barrel jack, allowing you to use a standard 5.5 / 2.1 mm barrel plug with it. Just insert the adapter into the device's 2.5 mm jack, then plug in your 2.1 mm power supply as normal. Key Features 2.5 mm to 2.1 mm Conversion – Adapts a 2.5 mm I...
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...
USB-C PD to 5.5/2.1mm Barrel Jack Adapter - 20V
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This handy adapter lets you power compatible gear with a 5.5mm / 2.1mm DC barrel socket from a USB-C PD source. It is useful when you want to use a modern USB-C power supply with equipment that expects a standard barrel jack input.Because USB-C is reversible, the adapter can be flipped around to ...
MicroUSB Plug to 5.5/2.1mm DC Barrel Jack Adapter
This adapter cable converts a 5.5mm/2.1mm DC barrel jack power supply to a Micro USB plug, allowing you to power Micro USB devices from a standard barrel jack power adapter. The barrel jack end is centre-positive polarity. It works great for powering Arduinos, BeagleBones, Raspberry Pis, Android...
2.1mm DC Barrel Jack to 1st Generation MagSafe Adapter
A passive adapter with a 1st-generation MagSafe plug on one end and a 5.5 mm / 2.1 mm DC barrel jack (centre-positive) on the other. It lets you connect a 15–20 VDC barrel-jack power supply to devices that use the original MagSafe connector — useful for bench testing, custom power setups, or repl...
2.1mm DC Barrel Jack to Alligator Clips
Turn any 2.1 mm barrel-jack wall adapter into a handy bench power supply with this adapter cable. The moulded DC barrel jack connects to your power supply, while colour-coded alligator clips (red for centre-positive, black for ring-negative) let you quickly clip onto bare wires, terminals, or tes...
Round Panel Mount 5.5mm/2.1mm DC Barrel Jack Extension Cable
A panel-mount DC barrel jack extension cable that lets you add a clean, professional power input to any enclosure — without cutting custom-shaped holes. The round flange means you only need a standard 1″ (25 mm) drilled hole. Unscrew the plastic nut, insert through the panel, and tighten. Done. ...
Sewable Connector with 5.5/2.1mm DC Jack
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A 5.5/2.1mm DC barrel jack mounted on a flexible, sewable base for wearable tech and fabric-based projects. The jack sits horizontally with red (positive) and black (ground) wires extending from the bottom for easy power connections. The soft rubber base can be sewn by hand or machine directly i...
DC Barrel Jack Plug - Female
This female barrel jack plug is great for adding a common connector to the end of wires. This jack is compatible with 5.5x2.1mm barrel connectors. The outer shell unscrews to reveal solder terminals and a crimp strain relief. The outer shell has strain relief as well.
Barrel Jack Extension Cable - M-F (6 ft)
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, ...
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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...
