✓ 3 ALUMINUM BLADES. ✓ QUIET AND EFFICIENT DC MOTOR. ✓ OPERATES AT 4 CONTROL SPEEDS. PROVIDE COOL AIR CIRCULATION FROM ABOVE WITH THE GLOBAL INDUSTRIAL™ 60"" INDUSTRIAL CEILING FAN. IT IS SUITABLE FOR WAREHOUSES WORKSHOPS AND OFFICE SPACES. THE 4-SPEED DC MOTOR OPERATES COOLER AND QUIETER THAN A TRADITIONAL AC MOTOR MAKING IT MORE PLEASANT TO WORK UNDER AND IS MORE EFFICIENT. THE FAN DIRECTION CAN BE CHANGED TO CIRCULATE AIR UP OR DOWN DEPENDING ON THE TEMPERATURE AND CONDITION TO MAINTAIN A COMFORTABLE WORK ENVIRONMENT. PERMANENTLY SEALED BALL BEARING MOTOR PROVIDES UP TO 7885 CFM. WALL SPEED CONTROLLER IS INCLUDED. LIMITED 1-YEAR WARRANTY. MEETS DOE REQUIREMENTS. CFM IS 7885. VOLTAGE IS 120V. HIGH PERFORMANCE INDUSTRIAL FAN. 4-SPEED WALL CONTROLLER INCLUDED. SUITABLE FOR INDOORS ONLY.