Electric Infrared Heater Overall Length 24 in Overall Width 15 in Overall Depth 11 in Phase 1 Voltage 480V AC Wattage Output 3200W Beam Pattern 30 Degrees Element Type Quartz Lamp Housing Color Silver Housing Material Aluminum Mounting Type Recessed Surface Suspended Grille Depth 1/8 in Grille Height 16 1/2 in Grille Width 12 1/4 in Grille Material Stainless Steel Heating Capacity 10 922 BtuH Heating Method Radiant Housing Finish Nickel-Gray Electrical Connection Hardwired