Have this Rheem Performance Medium 6 Year 4500/4500-Watt Elements Electric Tank Water Heater delivered onsite. 40 Gal. tank provides ample hot water for households with 2 to 4 people. Electric water heater is easy to maintain. Delivers 53 Gal. of hot water in the first hour. 6 year limited warranty on tank and parts for your convenience. 1 year in home labor warranty for peace of mind. Dual 4500-Watt heating elements. Automatic thermostat keeps water at your desired temperature. Requires a 240-Volt connection for installation. Medium tank profile fits in a variety of indoor spaces. Uniform energy factor 0.93. Designed for easy replacement of your existing water heater. Meets 2015 NAECA Standards.