Electric Tankless Water Heater Operating Voltage 240V AC Phase Single Cold Inlet Size 1/2 in Maximum Flow Rate 7 gpm Minimum Flow Activation 0.3 gpm Overall Height 17 in Overall Width 14 in Overall Depth 3.7 in Power Consumption 18 000 W Maximum Delivered Temperature 140 Degrees F Minimum Delivered Temperature 80 Degrees F Adjustable Thermostat Yes Current 75 A Environment Indoor Market Commercial Residential Application Dishwasher Kitchen Sinks Mop Sinks Standard Hand Sink