400 gallon, 72KW, 480v/3ph 150 psi ASME Code Glass-Lined Tank, ASME Temperature and Pressure Relief Valve, Incoloy Heating Elements Magnesium Anode Rods Immersion Thermostats Digital Temperature Display Manual Reset High Limit Hinged Door with Keyed Lock Channel Iron Skid Base Approved for 180 F Operation | Water Heaters Only