DC Motor Sleeve/Ball Bearing Air Radiator Fan Blower

CHUNGFO' innovative compact blowers include standard designs that are all uniquely engineered for high quality, value, and performance meeting the needs of today's demanding applications.

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Energy Saving Air Cooling System Centrifugal Blower Fan with DC Motor. Lightweight and compact design allows installation in tight fitting spaces.

Our advantage

Because we are a manufacturer, we eliminate the channels and costs of middlemen, and directly sell products from the production plant to the end user, reducing the markup of distributors, agents and other links, so the price is relatively more cost-effective.

About this item

  • Designed for projects that requires cooling or ventilation; or as a replacement fan for various products.
  • Dimension of outer the frame is 75 mm(L) x 75 mm(W) x 25 mm(H) / The size of fan in inch is 2.95 in(L) x 2.95 in(W) x 0.98 in(H); The center to center distance beween the mountiong holes is 81.0 ± 0.3 mm / 3.18 in.
  • Operating Voltage Range: DC 5V/12V/24V | Current: 0.07 ~ 0.28 Amp | Speed: 2000 ~ 4000 RPM | Airflow: 5.43 ~ 10.93 CFM | Noise: 24 ~ 39 dBA | Pressure: 1.00 ~ 10.00 mmAq.
  • High Speed: This model is designed to maximize airflow and can be too loud for some applications.
  • Lead wire: (+): Red wire ; (-): Black wire. Bearing Type:Sleeve Bearing / Double Ball Bearing; Life: working up to 50000h at 25 degrees.
  • Please Comfirm the Fan Size, Voltage, Connector and other parameters before purchase.

DC BLOWER FAN 75x75x25mm(2.95"x2.95"x0.98")

 75x75x25mm silent dc blower fan long life centrifugal dc blower

General Specification:
Frame: PBT(Black)UL94V-0
Impeller: PBT(Black)UL94V-0
Operating Temperature: -10ºC~70ºC
Motor Protection:  Auto Restart or Polarity Protection
Insulation Resistance: 20MΩ or over with a DC500V Megger
Dielectric Withstand Voltage: AC500V 1s
Bearing Type: Sleeve Bearing or Ball bearing

low noise 75mm dc blower fan

    5v 12v 24v high speed centrifugal blower

·All reading are typical values at rated voltage.
·Parameters can be set according to customer requirements.


  • Good running stability and corrosion resistance;
  • It can be first choice when you need a fan replacment;
  • PBT frame and blades, not easy to deform and break, long service life;
  • Size of the fan is 75mm x 75mm x 25mm, it can offer you 10.93 CFM big airflow;
  • Ball bearings design icreasing the fan’s operation stability and life span, more than 50,000 hours of operation.

More Models

These fans are available in several sizes to accommodate diverse applications— such as those found in tight spaces or difficult to reach areas.

Type Model Size Type Model Size
DC Blower C04020 40x40x20mm(1.57"x1.57"x0.78") DC Blower C06015B 60x60x15mm(2.36"x2.36"x0.59")
C05015 50x50x15mm(1.96"x1.96"x0.59") C07525 75x75x25mm(2.95"x2.95"x0.98")
C05025 50x50x25mm(1.97"x1.97"x0.98") C07530 75x75x30mm(2.95"x2.95"x1.18")
C05828 58x58x28mm(2.28"x2.28"x1.10") C09733 97x97x33mm(3.91"x3.91"x1.30")
C06015A 60x60x15mm(2.36"x2.36"x0.59") C12032 120x120x32mm(4.72"x4.72"x1.26")


DC blower fans have been widely used in various electronic products, machinery and equipment, medical treatment, purification, automotive, beauty equipment, LED lighting, and other industries.

Centrifugal Blower Fan with DC Motor

  • Customized projects related to Medical equipment, Air purifiers, 3D printers, cooling, ventilation and heat dissipation systems, and more.
  • Create a cooling system to keep the home appliances system, office equipments and other electronic equipments running at the ideal temperature and the optimal speed.

Quality Control

CHUNGFO has strict delivery inspection standard to ensure that the products quality meets customer’ requirements.

In addition, our fans are tested for quality to ensure the best possible performance. Our quality control staff is highly trained to perform stringent testing procedures.


Over the years, we have been with many well-known brands to achieve friendly cooperation.

Sincerely thank our customers for their trust and support.


All our products are approved by CE, UL and ect, as well as in compliance with RoHS requirement, quality is reliable and guaranteed.

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