Electric Tankless Water Heater, Operating Voltage 480V AC, Phase Three, Cold Inlet Size 1/2 in, Maximum Flow Rate 4 gpm, Minimum Flow Activation 0.7 gpm, Overall Height 12.25 in, Overall Width 18.25 in, Overall Depth 4.5 in, Power Consumption 20, 000 W, Maximum Delivered Temperature 140 Degrees F, Minimum Delivered Temperature 100 Degrees F, Current 24 A, Environment Indoor, Market Commercial, Industrial. This item has been restricted from sale in the following state (s): []