Electrical DC Cross Flow Ventilation Fan Motor

It replaces the mechanical commutator in general DC motor with semiconductor inverter to form DC motor without commutator.

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Brushless DC Motor for Fan, Low Noise Brushless Motor Customizable. BLDC motor's superior torque-to-size ratio makes it more suitable for applications that are sensitive to the weight and size of the motor itself.

About this item

  • Designed for projects that requires cooling or ventilation; or as a replacement fan motor for various products.
  • Dimension of the motor is 38 mm x 20 mm / The size of fan in inch is 1.49 in x 0.78 in.
  • Operating Voltage Range: DC 5 ~ 24V | Current / Speed / Shaft Diameter / Shaft Length: according to customer requirements.
  • Lead wire: (+): Red wire; (-): Black wire. Bearing Type: Sleeve Bearing / Double Ball Bearing; Life: working up to 50,000h at 25 degrees.
  • Please Comfirm the Motor Size, Voltage, Connector and other parameters before purchase.

DC Brushless Motor M38-20


General Specification:

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



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


  • More electromagnets could be used on the stator for more precise control;
  • To use corrosion resistant material, to withstand higher or lower temperatures;
  • It is high performance motor that provides large torque per cubic inch over a vast sped rang;
  • There is no ionizing sparks from the commutator, and electromagnetic interference is also get reduced;
  • BLDC motors do not have brushes which make it more reliable, high life expectancies, and maintenance free 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 Type Model
AC Shaded Pole Motor Z4815 DC Brushless Motor M25-20 
Z6110 M38-20
Z6120 M6830


Brushless DC motor (BLDC) is widely used in daily life appliances, automobile industry, aviation, consumer electronics, medical electronics, industrial automation and other devices and instruments.

  • Customized projects related to air conditioning, printers, copiers, sports equipment and many other fields.
  • Create a good cooling and ventilation system to keep household appliances and other electronic equipment running at the ideal temperature and the best 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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