Electric Plenum Heater, Overall Height 12 1/2 in, Overall Width 24 in, Overall Depth 19 1/2 in, 3 Phase, Voltage 480V AC, Wattage Output 5kW, Air Flow 350/400 cfm, Air Temp. Rise 39 Degrees F, 45 Degrees F, Mounting Type Plenum, Heating Method Fan Forced, Heating Capacity 17,065 BtuH, Frequency 60 Hz, Amperage 6.5A, Control Type Mechanical Selector Dial, Thermostat, Freeze Protection No, Housing Color Beige, Housing Finish Powder Coated, Housing Material Steel, Includes Built-In Disconnect