Startech com atx12v 4 pin p4 cpu power extension cable m f startech com atxp4ext p the startech com atxp4ext 4 pin p4 cpu power extension cable extends the reach of your atx12v power supply s cpu power connector by 200mm so that you don t have to stretch the existing cable p backed by startech com s lifetime warranty startech atxp4ext 200mm atx12v 4 pin p4 cpu power extension cable m f