The Rheem Performance 50 Gal. Electric tall water heater comes with 2- 4500-Watt heating elements and an automatic thermostat which keeps the water at the chosen temperature. Ideal for places with 3-5 people using the hot water supply. A 240-Volt electrical connection is required for installation. A premium grade anode rod provides long lasting tank protection. Factory installed temperature and pressure relief valve and 3/4 in. water connections are included with the water heater for easy installation. This model has a 6 year limited tank and parts warranty plus a 1 year in home labor warranty