Amazon.com: Camco Power Grip Camper/RV 50-Amp Voltage Protector | Features Integrated Surge Protection of Up to 4,200 Joules & Diagnostic LEDs Indicate Wiring Faults (55306) : Tools & Home Improvement
FIRST DEFENSE 1 ft. 50 Amp Portable 4 Conductor Plug-in RV Surge Protector RV-360-50 - The Home Depot
Amazon.com: POWSAF rv Surge Protector 50 amp with Waterproof Cover, rv Voltage Protector/Monitor with Surge Protection(4100 Joules), Designed with Easy to Use Handle : Automotive
Amazon.com: CARMTEK RV Surge Protector 50 Amp - RV Circuit Analyzer with Integrated Surge Protection - Smart 50 Amp Surge Voltage Defender with Grip Handles : Automotive
Amazon.com: 50amp Surge Protector for rv Accessories - POWSAF RV Voltage Protector/Monitor with Surge Protection(4100 Joules), Designed with Easy to Use Handles, ETL Listed, Black : Automotive
50 Amp Bluetooth Surge Protector - Portable - Hughes Autoformers