Camco 3000W 240V 10.5"H Water Heater Screw-In Element. It has a high watt density of 150+ watts per square inch and a minimum tank diameter of 12". This element fits most models of American, A.O. Smith, Bradford White, Craftmaster, General Electric, GS Wood, Kenmore, Lochinvar, Maytag, Mor-Flo, Reliance, Rheem, Richmond, Ruud, Sears, State, & Whirlpool heaters. It is UL listed and comes with a gasket and detailed instructions. Backed by a 1-year warranty.