End cap 2.1 x 5.5 mm domino type

This end cap mounts like an electrical domino on a 2-phase wire: you choose the polarity of the end cap yourself (+ in the center or on the periphery). Fitted in just a few seconds, it's a simple way to repair a power supply whose end cap has come off. The 2.1x5.5 ferrule is widely used in the world of electronics: answering machines, boxes, toys etc... They are also found on laptop chargers (Acer, Nec etc...).