The safest, easiest way to convert 15 amps to 30 amps. This weatherproof adapter is equipped with sealing collar. Features a 15 amp 125V straight blade plug and a 30 amp 125V twist-lock female receptacle.
The Intelligent Power Solution This adapter safely powers
a 50 amp, 125/250 volt boat from two 30 amp/125 volt receptacles at dockside. Construction is heavy duty, and this adapter is "smart" if it senses reverse polarity, it shuts off.