This quality connector fits most 50 amp RVs, designed to reduce loose wiring and reduce the risk of causing a fire or starting an electrical fault. It includes 2 silver-plated solid copper contacts for a secure connection and is perfect for use at home and on the road. - Grey 50amp600v - Polycarbonate housing - Comes with 2 silver plated solid copper contacts - Suits cable size 8mm2 ,8awg or 8 b&s - Operating temp -20c to 125c, housing flammability rating ul94v-o