Electric Unit Heater, Fan Forced, 15.0/11.2 kW, Btu 51.2/38.2 x1000, Voltage 240/208, 60 Hz, 3 Phase, 36.1/31.3 Amps AC, Air Temp Rise 52 F, 910 CFM, Height 21 3/4 In, Width 19 In, Depth 13 3/4 In, Max Mounting Height 11 Ft, Horizontal Air Throw 35 Ft, Vertical Mounting H 20 Ft, Housing Material 20 Gauge Steel, Neutral Gray Powdercoat Housing Finish, Vertical or Horizontal Mounting Position, Requires 5/16 in -18 Threaded Rod for Ceiling Installation, Agency Compliance UL / CUL #E154232