AC external rotor backward centrifugal fan

We are a professional manufacturer of industrial ventilation solutions, with the AC External Rotor Backward Centrifugal Fan as our core product. This fan adopts a backward centrifugal structure design powered by an AC external rotor drive, featuring a compact structure for convenient installation. It offers optional insulation classes B/F and protection levels IP44/IP54 to suit diverse working environments.   The fan delivers exceptional performance with large air volume, high static pressure, low vibration, and low noise, supporting S1 working mode for continuous operation with an average service life of 30,000 hours.   It operates reliably in ambient temperatures from -30°C to 60°C, with voltage options including single-phase 220V/50Hz and three-phase 380V/50Hz, making it ideal for purification worktables, ventilation duct dust removal, and air conditioning systems.     Beyond our core centrifugal fan, we offer a complete range of industrial ventilation and power equipment. Our in…

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