Cooling Fan, Motor, Centrifugal Fan manufacturer / supplier in China, offering 250mm Backward Curved Centrifugal Cooling Fan for Ahu Systems (K-EC250-K230-35), 12V DC Brushless Fan with High Efficiency for Pharmaceutical Cleanrooms (K-DC4056-A12-285H), Energy-Efficient 24V DC Brushless Ventilation Fan for New Energy Use and so on.