Product details:

The Surge Guard Plus provides bumper to bumper RV protection from faulty power for 50 Amp applications. This unit continuously monitors shore power and shuts off when it detects an electrical condition that could damage electronics in your coach. The hardwire unit is installed in the bay of the coach and features an easy to read remote unit that provides information on electrical status where it is most convenient for you. Total electrical protection from faulty park power for your RV. Easy to read, two-line backlit LCD remote display indicates the of source voltage, load current, or diagnostics. Protects from multi-mode surge suppression (fuse protected), low (132V) voltage, incorrectly wired pedestal and open neutral conditions. Offers 3350 joules of surge protection.