Monoprice 10ft 18AWG Power Extension Cord Cable w/ 3 Conductor PC/Mon, 13A (IEC-320-C14 to IEC-320-C13) The cable comes with a female IEC C13 connector on one end and a male IEC C14 connector on the other end. Standard extension cables extend power cables on the wall end this cable extends a PC power cable from the equipment end. The IEC C13/14 connectors are the ones most commonly found on PC power supplies but they are also found on many printer monitors projectors and HDTV's.