Heating Element w/Gasket - Bolt-On Type - 120vThe WH1A-S is a screw in heating element that is 1250w at 120a 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.WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Type: Parts Box Dimensions: 4"H x 7"W x 8"L WT: 0.6 lbs UPC: 085462011252