Electric Plenum Heater, Overall Height 17 7/8 in, Overall Width 35 3/8 in, Overall Depth 18 in, 3 Phase, Voltage 480V AC, Wattage Output 10kW, Air Flow 850/1,000 cfm, Air Temp. Rise 31 Degrees F, 37 Degrees F, Mounting Type Plenum, Heating Method Fan Forced, Heating Capacity 34,130 BtuH, Frequency 60 Hz, Amperage 12.8A, Control Type Mechanical Selector Dial, Thermostat, Freeze Protection No, Housing Color Beige, Housing Finish Powder Coated, Housing Material Steel