WASHINGTON — When we bought our new RV it was for us a sizable expenditure. Such being the case we considered things we could do in order to protect it. A good polymer treatment for the paint was one thing. Another was a Progressive Industries 50 amp hard-wired electrical management system (EMS) in order to protect the electronics from, among other things, power surges, high and low voltages sometimes encountered at campgrounds. Progressive makes a number of EMS systems, some intended to hang on the power pedestal and some to be hard-wired into the RV.
Another measure of protection we purchased was a 50 amp voltage regulator, a Hughes Autoformer.
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