Hazardous-Location Electric Heater Overall Height 25 in Overall Width 27 7/8 in Overall Depth 21 in Cabinet Height 25 in Cabinet Width 27 7/8 in Cabinet Depth 11 1/16 in Voltage 480V AC 3 Phase Wattage Output 15 kW Air Flow 1 450 cfm Air Temp Rise 31 Degrees F Hazardous Location Rating Class I Group C and D Division 1 and 2 Class II Groups E F and G Housing Color White Housing Finish Powder Coated Housing Material Steel Heating Method Fan Forced