Southwire Surge Guard Portable 50-Amp 120/240-Volt Wireless Communication-Capable Surge Protector

Analyzes the pedestal to ensure proper electrical conditions before allowing power to the RV
Protection against open ground, open neutral, reverse polarity, miswired pedestal, low and high frequency, plus low and high voltage
Continued protection against low and high voltage and low and high frequency.
Only Electrical Protection System to offer load side protection against elevated ground line current and open neutral conditions (50A only) inside the RV
Lifetime Warranty with Connected Equipment Coverage

50A WIRELESS SURGE GUARD PORTABLE SURGE PROTECTOR