The dimensions of this female DC power jack socket panel mount are 5.5 x 2.1 mm. To enable you to attach the jack in your application, this socket comes with a metal nut. Either a 2.1mm or 2.5mm center pin will work. The female jack pin, which is 2.5 mm x 2.1 mm x 5.5 mm, also provides sufficient environmental protection. Small-scale and prototype projects requiring a 12V to 43V power source, like printing, mining equipment, music instruments, home appliances, electric force, telecommunications, machine tools, vessels, and textiles, commonly use it.

Package includes
This is the pack of 5 pieces of DC-099 5.5mm x 2.1mm Female jack 3 pin PCB Panel mount DC power connector

Features

Suitable for Applications from 12 V to 43 V 3 A
Excellent copper contacting or mating material
Avoid the polarity conflict and short circuit.