Complies with IEC EN 60320-1 Accepted for cable assemblies according to IEC EN 60799:2021Locking AC cable connector, keyed and color coded (gray) for power output, screw terminal mounting, for diameters cable from 10 to 16 mm. The powerCON FXXA/FXXB is a lockable single phase (3 conductor) power connector with circuit breaking capability when mated with powerCON XX series receptacles. It replaces appliance couplers whenever a heavy duty solution is needed in combination with a locking device to ensure a secure power connection.