Dometic Atwood 91230 Water Heater Dual Panel Power Switch – WhiteThis is a Dual Panel Power Switch for your Dometic Atwood LP Gas / Electric Combination Water Heater. Operates on 12 Volts and is mounted with four screws. This switch is located in between your power source and the water heater. When the switch is put into the ‘ON’ position, it will allow power to go to the water heater.Power LP Gas and/or 120V electric water heater operationIndicator light will illuminate when the propane ignition failedCompatible withWater Heaters: G6AA-10E, GC10A-4E and WH-6GEA