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The DC Plug(Male) to Screw Terminal Adapter is a versatile accessory that allows you to conveniently connect a battery pack or wired power supply to a board with a DC jack. With its 2.1mm DC plug on one end and a screw terminal block on the other, this adapter simplifies the process of power connections. The clearly labeled terminals provide ease of use, assuming a positive-tip configuration, which is the most common setup.

Product Features:

  • Easy Power Connections: The adapter enables hassle-free connections between a DC plug and screw terminal block, making it convenient to power various devices.
  • Versatile Compatibility: Works with boards that feature a DC jack, allowing you to connect battery packs, wired power supplies, or other compatible power sources.
  • Clearly Labeled Terminals: The screw terminal block is labeled with positive (+) and negative (-) signs, making it easy to identify and connect the appropriate wires.
  • Secure Connection: The screw terminals ensure a secure and reliable connection, reducing the risk of accidental disconnections.
  • Durable Construction: Crafted from high-quality materials, this adapter is built to last and withstand regular use.
  • Compact and Portable: The compact size of the adapter makes it easy to carry and use in various applications, whether at home, in the lab, or on the go.


  • Connector Type: DC Plug (Male) to Screw Terminal Block
  • DC Plug Size: 2.1mm
  • Terminal Block: 2-Pin Screw Terminal
  • Terminal Block Labels: Positive (+) and Negative (-)
  • Configuration: Positive-tip (most common)
  • Material: High-quality plastic and metal

Package Contents:

1 x DC Plug(Male) to Screw Terminal Adapter

Usage Instructions:

  1. Identify the positive and negative wires of your power source.
  2. Loosen the screws on the screw terminal block.
  3. Insert the positive wire into the terminal labeled “+” and tighten the screw.
  4. Insert the negative wire into the terminal labeled “-” and tighten the screw.
  5. Connect the DC plug end of the adapter to the DC jack on the board or device you wish to power.
  6. Ensure the connections are secure and make any necessary adjustments.
  7. Power on the device and enjoy your reliable power connection.

Note: Verify the polarity of your power source and ensure it matches the positive-tip configuration of the adapter before connecting.


  • DIY electronics projects
  • Arduino and Raspberry Pi projects
  • Robotics and automation
  • Home automation systems
  • Prototyping and testing
  • Educational purposes
  • Industrial applications

Upgrade your power connections with the DC Plug(Male) to Screw Terminal Adapter! Simplify your power connections and enjoy reliable and secure power transfers between your battery packs, wired power supplies, and devices with DC jacks. Ensure a hassle-free experience with the clearly labeled terminals and dura

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