Bradford White® Heat Pump Water Heater, Series: AeroTherm®, 50 gal Tank, 240/208 VAC, 4.5/3 kW, 1 ph, 3/4 in NPT Water Connection, Screw-In Copper Heating Element, 3.39 Energy Factor, 21/14 gph at 90 deg F Rise Recovery, 150 psi, 35 to 120 deg F, ASME Yes/No: No, Steel, Vitraglas®, 21-3/4 in Dia x 60-3/4 in H, Domestic