50/20 Amp RV Outlet Box with Breaker, Weatherproof Outdoor Temporary RV Electrical Panel for RV Camper Car Travel Motorhome Construction Site 20 50A is up for auction in Patio, Lawn & Garden. The current bid is $27.00, 67% below the $82.00 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.