Cooling Fan, Blade Diameter 16 in, Overall Diameter 16 1/4 in, Motor Horsepower 1/4 hp, Motor Speed 2,600 RPM, Motor Enclosure Totally Enclosed, Number of Blades 10, Overall Depth 2 7/8 in, Airflow @ 0.000 in SP 1,810 cfm, Airflow @ 0.125 in SP 1,600 cfm, Full Load Current 12.3 A, Includes (4) 90 Degrees Mounting Feet, Nylon Tie Kit, Pigtail Connector, Rubber Spacers, Material Nylon, Maximum Ambient Operating Temperature 200 Degrees F, Standards DIN EN 60529, IP68