Electric Tankless Water Heater Operating Voltage 208/240V AC Phase Single Cold Inlet Size 3/8 in Maximum Flow Rate 1 gpm Minimum Flow Activation 0.77 gpm Overall Height 6.5 in Overall Width 7.5 in Overall Depth 3.25 in Power Consumption 5 700 W Maximum Delivered Temperature 122 Degrees F Minimum Delivered Temperature 86 Degrees F Adjustable Thermostat No Current 21 A 24.7 A Environment Indoor Market Commercial