Hazardous-Location Electric Heater Overall Height 18 in Overall Width 40 in Overall Depth 9 in Cabinet Height 18 in Cabinet Width 34 in Cabinet Depth 9 in Voltage 120V AC 1 Phase Wattage Output 1.8 kW Hazardous Location Rating Class I Groups B C and D Division 1 and 2 Housing Color Gray Housing Finish Powder Coated Epoxy Paint Housing Material Steel Heating Method Convection Heating Capacity 6 143 BtuH Mounting Location Wall Mounting Type Surface Control Type Thermostat