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Introducing the World’s Only “All-in-One” RV Power Solution. The legendary, original, and patented RV voltage booster, now with the world’s most advanced surge protection. The all new Hughes Auto former RV220-50SP has the same performance and reliability of the RV220-50 now with advanced surge protection in one package. The surge/spike protection unit is also replaceable. In the event of a massive spike, the surge unit will take the hit ensuring your booster and more importantly, your RV stays safe. The Hughes Auto former is the only U.S patented Voltage boosting solution available today. All others are imitations.
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