Washdown Electric Wall & Ceiling Unit Heater, Overall Height 31 in, Overall Width 20 in, Overall Depth 27 in, Voltage 480V AC, 3 Phase, Wattage Output 15 kW, Air Flow 2,400 cfm, Air Temp. Rise 20 Degrees F, Amperage 18.8 A, Frequency 60 Hz, Heating Capacity 51,180 BtuH, Heating Method Fan Forced, Mounting Location Ceiling, Wall, Mounting Type Surface, Grille Height 19 in, Grille Width 20 in, Grille Depth 1/4 in, Grille Finish Stainless Steel, Grille Material Stainless Steel