Chassis connector power-out 316″ flat tab terminals grey. The powerCON is a locking 3 conductor equipment AC connector with contacts for line neutral and pre-mating ground contact. It replaces appliance couplers wherever a very rugged solution in combination with a locking device is needed in order to guarantee a safe power connection. Attention: The powerCON is a connector without breaking capacity i.e. the powerCON should not be connected or disconnected under load or live