Electric Ceiling Panel Heater, Overall Length 23 3/4 in, Overall Width 23 3/4 in, Overall Depth 7 in, Overall Height 5 3/4 in, 1 or 3 Phase, Voltage 208V AC, Wattage Output 2000W/3000W/4000W, Housing Color White, Heating Method Fan Forced, Heating Capacity 6,800/10,200/13,700 BtuH, Mounting Type Recessed, Thermostat Included No, Air Flow 300 cfm, Air Temp. Rise 42 Degrees F, Amperage 19.2A/14.2A/9.6A, Frequency 60 Hz, Control Type Thermostat, Heater Mounting Position Vertical Burn