UL/CUL Surge Protector

Southwire Surge Guard 44390 50 Amp UL/CUL Portable RV Surge Protector provides 4,200 joules of surge protection with enhanced campground power diagnostics for 120/240-volt, 50-amp RV electrical systems.

Its easy-to-read LED fault chart indicates open neutral, open ground, reverse polarity, open circuit or no power, missing voltage on either 50-amp leg, surge-protection status, and overheating at the plug or receptacle.

Need help confirming compatibility? Request a quote and provide your RV’s year, make, model, and shore-power connection.