Detailed Product Description Centrifugal blower fan in the material for plastic machinery, electronic equipment, packaging ... (50HZ) 980mmAq/2800rpm (60HZ) With a single port type, dual-port multi-wing centrifugal fans,high pressure blowerDongguan City, Vietnam 3 ... Mechanical and Electrical Equipment Co., Ltd production of dual-port centrifugal fans, designed to look the United States, low noise, ...