DC Barrel Types

These are commonly used for easy connection of DC power. When power comes from "wall warts" or battery holders with a barrel plug, it is easy to connect this power source to your project via a barrel jack.
  • DC Power Jack, Barrel-type, 2.1mm – PCB Mount

    This jack is the most common size associated with DC wall-wart power supplies, and is compatible with the lower power [...] »Learn More

    Our Price: $0.60 - $0.75
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  • DC Power Jack, Barrel-type, 2.1mm – Panel Mount

    This jack is the most common size associated with DC wall-wart power supplies, and is compatible with the lower power [...] »Learn More

    Our Price: $0.65 - $0.75
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  • DC Power Jack, Barrel-type, 2.5mm – PCB Mount

    This jack is similar to the most common size found in wall-type¬†power supplies. The difference is the pin size. The [...] »Learn More

    Our Price: $1.00 - $1.25
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  • DC Power Jack Adapter, Barrel-type, 2.1mm To Screw Terminal

    This jack is the most common size associated with DC wall-wart power supplies, and is compatible with the lower power [...] »Learn More

    Our Price: $1.55 - $1.95
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  • DC Power Plug, Barrel-type, 2.1mm

    This plug is the most common size and is the one used by most DC wall-wart power supplies, and is [...] »Learn More

    Our Price: $0.60 - $0.75
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  • 9 volt clip to DC Power Plug, Barrel-type, 2.1mm Adapter

    How many times have you wanted to take the project you have been working on outside or to another room [...] »Learn More

    Our Price: $1.50 - $1.95
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