DC Power Plug Cable 5.5x2.1mm

This Standard DC Power Plug is compatible with most Female DC power jacks on your devices. Just solder the 2 wire leads at the end of this 10 inch long power plug cable and you'll have power with a 5.5x2.1mm barrel plug!

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Last Updated: 06/22/2024




This DC Power Plug is the standard when it comes to DC power to your devices and in your projects. Solder or connect to the 2 tinned wire leads (black and red) for easy power. The 10 inch long cable is color coded for easy identification. The barrel jack at the end has a 5.5mm outer diameter and 2.1mm inner diameter. Useful for adding an easy to connect power plug to your projects, plugging into an Arduino, repairing DC power adapters or changing the barrel size on your DC power adapter.


  • DC Plug Size: 5.5mm x 2.1mm (Outer Diameter x Inner Diameter)
  • Fits 5.5mm x 2.1mm Jacks
  • Spring loaded center hole that can flex for a good contact every time
  • Length: Approx 10 inches (26cm)
  • Tinned Red and black wire leads for easy soldering
  • Fits the Arduino power jack
  • Compatible with our Female DC Jack Adapter
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