Point-of-Use Mini-Tank Water Heater; Type Residential, Light Commercial, Electric; Applicable Standard UL 174, NSF372, ETL (Canada and US), ANSI/NSF 372; Inlet/Outlet Connection 1/2" Male Threaded Top x 1/2" Male Threaded Top; Relief Valve Details T and P Relief Valve Supplied; Number of Elements 1; Power Rating of Elements 1.4 Kilowatt; Electrical Input Supply Rating 120 Volt 1 Phase 12 Amp; Temperature Rating 50 to 140 Deg F; Tank Dimensions 12.27" Width x 12.88" Depth x 17.41" Height; Tank Height Including Draft Hood 18.27"; Tank Material Single Weld Glass Lined; Tank Capacity 4 Gallon; Tank Warranty 5 Year Limited; Efficiency Rating Thermal; Inclusions/Features Mounting Bracket, Adjustable Thermostat, Field Replaceable Immersion Copper Element, Status Indicator Light, 120 Volt Cord; Color White; Maximum Operating Pressure 150 PSI; Warranty 5 Year Limited on Leaks, 2 Year Limited on Defects