Overview Product Description 4CR1827 Four Wing Interchangeable Hub Condenser (Pressure) 18". FEATURES High quality, heavy duty aluminum blades Zinc and dichromate plated steel spiders For use with interchangeable hex hubs Blades tested at 1000 RPM TYPICAL APPLICATIONS Air-conditioning condensers Power roof ventilators Heat pumps Heat exchangers Unit heaters Commercial and industrial equipment Rotation - CW Diameter- 18 In. Pitch (Deg.) - 27 Max RPM - 1725 Static Pressure 0 Inches CFM - 2490 BHP - .12 .30 Inches CFM - 1510 BHP - .18 Product Videos Custom Field Product Reviews