Voltage Rating : 120 V Wattage Rating : 2000 W Number Of Phases : 1 Tank Capacity : 30 Gal Energy Efficiency : 0.9 Recovery Rate : 9 Gph Water Connection Size : 3/4 In Water Connection Type : NPT Heating Element : Copper Dimensions : 22-1/4 In Dia X 31-7/8 In H Mounting Type : Wall Temperature Rating : 120 To 160 Deg F Includes : Temperature And Pressure Relief Valve