AfTER-SALES SERVICE: We not only produce high quality RV power converter, but also provide good after-sales service. We provide 5 years warranty, even beyond the Amazon return date, we still serve you. We support unsatisfied replacement of new RV 55AMP power converter, you can email us with any questions, we are happy to help you. 55 AMP RV POWER CONVERTER PARAMETER: Output: 55 Amps, Output: 13.6VDC, Input Voltage/HZ: 105-130 VAC, Power: 950 Watts.It efficiently converts 110VAC power to 12VDC power. COMPATIBILITY AND REPlACEMENT: Our WF-9855 55 Amp RV Power Converter, Replace for RV Trailer Camper 9800 Series. such as WF-9855, WF-9855-MBA,WF-9855-AD-MBA,WF-9855AN WF-9855-LIS etc. Perfect for use in your RV and recreational vehicle. TOP QUALITY: wf-9855 55 amp power converter for rv is made of the best material from the factory and the silent fan is the latest upgrade, very quiet. The RV converter will not interfere with other signals such as TV and radio. Electronic current limiting function will automatically turn off the power in case of overload or short circuit.Over-voltage protection, over-current protection, high-temperature protection, short-circuit protection. We believe this is the last time you will have to replace your RV converter. CONVENIENCE FOR YOU:With our 55 Amp 9855 RV Power Converter, you can meet the power needs of your RV and recreational vehicle without having to replace the entire unit. The RV converter is easy to install and we recommend that you install it under your refrigerator. WF-9855 55 Amp RV Power Converter, Replace for RV Trailer Camper 9800 Series, Rv Converter 55 Amp for Camper RV Trailer, RV Power Converter, Three-Stage Power Converter, WF-9855-AD,5 Years Warranty