Product Name: Factory Industrial Ventilation Fan/Lower Noise Heavy Duty Fan Model NO.: FAC4-30/FAC4-40/FAC4-45/FAC4-50 Certification: ISO Installation: Wall Fan Application: Kitchen, Warehouse or Factory Material: metal Electric Current Type: AC Remote Control: Without Remote Control Model/Size: Fac4-40 16"(400mm) Motor: 104X40mm Stator, Pure Copper Winding Protection: Yes Motor Case: Iron Color: Blue, White, Coffee or Other You Like Airflow: 65m3/Min Voltage: 220~240V/50Hz, 380~415V/50Hz or 110~120V/60Hz Power (Watts): 70-550 Speed: 1 Mounted: Wall Mounted Trademark: OEM Transport Package: Individual or SKD Specification: 300mm/400mm/450mm/500mm Origin: Guangdong HS Code: 84145920 Product Description Industrial exhaust fan is our main products. Our fans cover exhaust fan, ventilating fan, industrial stand fan, wall fan. axial fan and centrifugal fan. Below is fan details for your reference.Low Noise Heavy Duty Exhaust FanAvailable from 300-500mmLarge air delivery, powerful motor100% copper wire inside motorHeavy duty exhaust fan1) 100% copper wire motor with long service life & energy-saving2) Large air volume & engery-saving3) Thick material for the frame and bladeFAC4 Series Forceful Exhuast Fan(12"-20")Utilizes CAD optimized design for blade, with high efficiencySuitable for school, hotel, home for ventilationModelSpecVoltCyclePowerSpeedCapacityMeasureSets /Qty/20'GPmmVHzWr/minm3/mincmCartonpcsFAC4-30300220507014002840×40×261697FAC4-404002205020014006549×49×281390FAC4-454502205035014009057×57×321288FAC4-5050022050550140012262×62×341222