ALEKO RV30-50D25 30A Male To 50A Female Detachable Marine Cord 25FT RV Motor Camper This high quality power cord adapter is made of 100% copper wires RV adapter 30A male to 50A female detachable marine cord 25 ft You can use this cord if your unit is equipped with a 50 amp power inlet and plug straight onto a 30 amp power outlet without an additional adapter This connector is corrosion resistant and perfect for water-proof applications RV Motor Camper. Terrific value and fast shipping!