Heating Element with GasketThe WH1A-S is a screw in heating element that is 1250w at 120v designed to quickly and efficiently heat the water via electricity in a Raritan water heater. These elements must be installed, and the tank filled prior to applying any power or they will burn out. Raritan does offer an element that can last a bit longer if power is applied without water in the tank.Features:Includes GasketScrew-In Type120v Manufacturer : Raritan Manufacturer Part No : WH1A-S UPC : 085462011269