Portable Heater, Overall Height 38 9/16 in, Overall Depth 26 1/4 in, NEMA Plug Configuration Hardwired, Voltage 240V AC, 3 Phase, Wattage Output 15kW, Air Temp. Rise 46 Degrees F, Amperage 36.1A, Frequency 60 Hz, Heating Capacity 51,180 BtuH, Heating Method Fan Forced, Number of Heat Settings 1, Non-Oscillating, Thermal Overheat Protection Automatic Reset, Thermostat Included Unit-Mounted, Indoor Only, Housing Color Black, Orange, Housing Finish Powder Coated, Overall Width 25 in