50 Amp Autoformer

50 amp Autoformer has increased capacity to 12, 000 watts, with a fully automatic 10% boost when needed. Internal transformer increases volts and lowers amps, while sophisticated circuitry monitors power levels and boosts if power is less than 117 volts. Includes park power diagnostic light, as well as boost indicater lights for both lines, spike and surge protection and polarity and ground test functions. Weatherproof. USA