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AC Centrifugal Blowers

Buy High-quality ROHS compliant AC Centrifugal Blower at competitive prices from the most popular AC Centrifugal Blower manufacturer.


  • RoHS certified AC Centrifugal Blower in a wide range of performance characteristics
  • Quiet high, low, and medium-speed blowers offered with IP56 rating
  • Equipped with temperature control features and restricts motor from overloading

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AC Centrifugal Blowers

Sofasco International designs, manufactures and distributes quality, cost effective , RoHS, certified AC Centrifugal Blowers

 (voltages 115v & 230v) in a wide range of performance characteristics, materials, and functionalities in 120mm. The product line includes high performance matched with quiet, high, medium and low speed AC blowers, including dustproof and waterproof (IP 54 & IP 55), as well as serial blowers for increased airflow in high static pressure enclosures. Optional 3rd wire Signal Rotation Detection, 3rd wire signal frequency generator and thermistor temperature control is available upon request. 

Our Best Selling Models


sAB12137
sAB12137
121X121X37mm
189X189X70mm
sAB18970
189X189X70mm
sD12038 Series
sAB22056-F
220x220x56mm
sD12038 Series
sAB12137V1H
121X121X37mm

Standard Features of AC Centrifugal Blowers

We offer several models of AC Centrifugal Blower Fans with peculiar features in each of the models. Here are some common features of our AC Centrifugal Blowers:

Motor Type: We offer Shaded Pole or Capacitor motor types.
Housing: We offer the following housing patterns:
  • Spiral Housing of Fiberglass-Reinforced Polycar
  • Plastic (PC+20% glass fiber) + Metal Piece
  • Die Casting, Patural, Milled or Black Painted
Impeller: Our impellers are made of:
  • Glass reinforced thermoplastic
  • UL 94V-0, Plastic PA- covering glass fiber
  • Thermoplastic PBT+ Glass Fiber30%
Bearing: We offer two types of bearings- Ball or Sleeve for our AC Centrifugal Blowers.
Termination: T-Terminal type or W-Lead wire are the types of terminals in our AC blowers.
Operating Temperature: For the ball type, the operating temperature range is from -20℃ to +70℃, and for the sleeve type it is from -10℃ to +55℃.
Operation Voltage Range: The operating voltage range for these AC blowers is 103 VAC to 126 VAC for 115V type and 207 VAS to 253 VAC for 230V type.
Dielectric Strength: The dielectric strength of these AC blowers is 1 min. at 1,500VAC, 50/60Hz.
Insulation Resistance: Our AC Centrifugal Blower have an insulation resistance of 10M Ω min. @500 VDC.
Life Expectancy: The life expectancy of our AC Centrifugal Blower with ball bearing is 60,000 hours at 60℃, and for ones with sleeve bearing is 20,000 hours at 45℃.

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