Motherboard P4 12V 4-Pin Power Extension Cable - Male/Female - 12 Inch While many connectors carry power in addition to data, some connectors are used specifically to provide power connections to devices. Using these cables allow you to upgrade without having to buy a new power supply. This 12 inch cable is designed with high-quality materials that allow for the best electrical conductivity. With Motherboard P4 12V 4-Pin Female and Male connectors, you can easily extend the length of your P4 12V to meet any length required. For more information on our products please contact our customer service department at 888-519-9505 For all your cable and connector needs choose Show Me Cables.