Stag RV Trailer Camper Electrical Main Board Assembly 55A WF-8955-MBA Power Converter; 8900 Series; Converts 105 To 130 Volt AC To 13.2 To 14.4 Volt DC; Main Board Assembly Only; 950 Peak Watts; 55 Amp DC Output; Protection From Short Circuit/ Reverse Polarity/ Over Current/ Over Temperature/ Over Voltage; 13-7/8 Inch Width x 11-5/8 Inch Height x 9 Inch Depth; Black; With Battery Charger Replaces The Lower Power Converter Section On Converter Easy Installation