The WF-9800 Series meets your needs for clean DC power ranging from 35 to 75 Amps. with versatility like this it s ideal for use in a wide array of recreational vehicles. Built on 40 years of power equipment experience the WF-9800 Series converters are equipped with an advanced 3-stage charger. This unique power source solution is designed to provide clean power wherever and whenever it s needed. Model: WF-9855-AD-CB. Output: 55 Amps DC. Input: 105-130 VAC 60 Hz 940W. This product ships in approximately 1 days