2500w, 240v, water heater universal flange element, high watt density, 150+ watts per sqin, minimum tank diameter 10", gasket included, 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, ul listed, detailed instructions included, 1 year warranty. Element is 9 inches high.