Risun Expanse Corp.

Risun, as a professional R&D and integration of 『machinery, electromagnetics, electronics』 into three main areas of DC brushless motor technology company, not only has successfully innovated domestic first high-performance voice coil brushless vibration motors, but won a number of international Brushless DC micro-motor-related patents.

DC Micro Motor Manufacturer

We have comprehensive experience in developing and providing high-class DC Micro Motor for many industries. Our company offers excellent DC Micro Motor, ensuring high quality and professional performance. We have earned a good reputation based on the quality, competitive prices and punctual delivery of our products.
RFA1504U, DC Brushess Atomic Cooler (Ultra-low Power)


DC Micro Cooler

  • Extra mini and slim DC Micro Cooler is extremely suitable for portable Electronic devices use.
  • High efficiency and low power
  • Low noise
  • Self-lubricative bearing used for a long service life
  • IP5X dust proof and IP X7 water proof

It is a DC Brushess Atomic Cooler with ultra-low Power.
Application :

DC Micro Blower is suitable for wearable dynamic air quality sampling applications and auxiliary temperature control applications.

Size :

Dimensions and Specifications are subject to change without notice, please refer to the actual product.

Specification :

Model Number RFA1504U
Product Name Ultra-low Power Atomic Cooler
Rated Voltage 2.4
Rated Current (mA) 8
Rated Speed (RPM) 5,000
Air Flow (CFM) 0.07
Static Pressure (mmAq) 0.21
Weight (g) 1.7

P-Q Curve :

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Contact Information
Our products have always been known for quality, reliability and solid performance, making Risun Expanse Corp. becomes the most specified brand in the DC Micro Motor business. Risun Expanse Corp.’s knowledgeable sales staff knows not only what our customers need, but also what our customers deserve.