Opencircuit DC Plug male + female set - 5.5mm x 2.1mm to crown stone

This DC Plug adapter set comes with a male and female connector of 5.5mm x 2.1mm. The adapter extends to a terminal block, to which wires can easily be attached. This adapter gives a lot of freedom to connect a system to its own power supply. The terminal block inputs are labeled + and - based on the center of the DC plug being positive.