2.1mm x 5.5mm Female DC Plug to Screw Terminal (Single)
A convenient power adapter everyone should have in their tool box. One end is a standard 2.1mm x 5.5mm female DC barrel plug and the other end is a two position screw-down terminal block. Polarity markings are provided on the terminal block side.
Female 2.1mm x 5.5mm DC power plug to fixed screw terminal