Wide Compatibility - Not just for RVs, this versatile accessory is also compatible with campers, trailers, trucks, motorboats, yachts and mobile homes. With GearIT, you can rest assured that you'll always be connected. Durable and Weather Resistant - Built to withstand even the most demanding weather conditions, the GearIT RV surge protector is strong, weather-resistant, and can operate without overheating. Rain, snow, and temperature changes won't affect its performance, making it the perfect addition to your RV accessories. NEMA TT-30 Connectors - GearIT 30 Amp surge protector works with a pair of specific plugs, including one male NEMA TT-30P connector and one female NEMA TT-30R receptacle for high voltage surge protection. Heavy-Duty Surge Protector - Built to last, this heavy-duty surge protector features PVC insulation and 10AWG conductors that support up to 30A, 120V, 3600Watts, and dissipate up to 2700 Joules. The indicator diagnostic LED makes it easy to know if you have a safe RV connection. Keep your recreational vehicle safe and protected - GearIT RV Surge Protector 30 AMP. This powerful surge protector is designed to protect against high/low voltage, reverse polarity, and open ground, ensuring that your RV is always safe to use. Before plugging in your RV, check the stable current LED to ensure a safe connection.