Voltec Power & Lighting is a UL registered firm, with products listed for UL, cUL, and ULus. Our commitment to quality has earned us both ISO 13485 and ISO 9001 rating for quality control and excellence in manufacturing. 30M 15F 30 amp male to 15 amp female connector. 10/3, 1' long. Black, carded. All Voltec products are backed by a limited lifetime warranty against defects in manufacture.