This 3 ft power cord is a compact c19 to c20 computer cable that is designed to work with racks and power distribution units backed by startechcoms lifetime warranty this 3ft computer power cord is expertly designed for longevity and is constructed of only the highest quality of materials extend the reach from your power distribution unit and rack by 3 ft replace worn out or missing power cords with this high quality 3ft computer power cord backed by startechcoms lifetime warranty