RV Battery Charger Power Converter 12VAC to 14VDC For WFCO WF9855 For PM3 55 WF9855 Converter 55 Amp RV Battery Charger Power Supply Replacement Amazon.com: suplife WF 9855 55 Amp RV Power Converter for Lithium Snapklik.com : WF 9855 55 Amp RV Power Converter Replacement Camper WF 9855 55 Amp RV Power Converter Deck Mount Three Stage Power 55Amp RV Converter Power Supply Battery Charger Replace for WFCO WF9855. Description AC TO DC CONVERTER CHARGER Beefy unit that's painfully simple to install with built in mounting flanges and an AC power cord to plug into standard 110 120v outlet. DC output is via junction set screw style terminal block: positive (red) negative (black) Simply strip your heavy gauge battery charge wires and insert into the junction and tighten firmly. DONE! Great for RV's or anywhere you need 12v DC power with high amperage. Use on your test bench to keep battery banks topped off or in your automotive shop to send 12vDC power to the vehicle. 3 Stage Charger Built in Smart Chargers Current limiting design automatically shuts down power during overload or short circuit conditions Reverse Battery Protection UL and CUL Approved Shipping: Free Shipping Delivery Time: 2 6 working days Warranty: Returns: Customers have the right to apply for a return within 60 days after the receipt of the product 24 Hour Expert Online: Solve your installation and product problems