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.

New Product


Slim Blower (Upgraded)

  • High efficiency and low power
  • High air flow rate and low noise
  • Specialized bearing used for a long service life


DC Brushless Atomic Blower

Risun is a professional manufacturer having capabilities of brushless atomic blowers design and pass production with the state of the art in micro blower production technology.

As a professional micro thermal solution supplier, we can also offer tailor-made service. OEM / ODM partners for cooperation are earnest welcome.
  • Extra mini and slim DC Brushless Atomic Blower is extremely suitable for portable Electronic devices use.
  • High efficiency and low power
  • High airflow and low noise
  • Self-lubricative bearing used for a long service life


Brushless Micro Blower

Risun not only provides competitive prices, excellent quality but also helps customers solve technical problems, improve quality, reduce extra costs. Moreover, the slim and small design of the motors and fans assist customers to add value on their products. All in all, Risun’s customers can gain more edge to win out in the keenly competitive market.

We also design and manufacture new dc brushless motors, micro cooling fans, or micro thermal solutions according to buyer's request. Your any requirement is hearty welcome.
  • Brushless Micro Blower is available for OEM and ODM Service.
  • High efficiency and low power
  • Brushless Micro Blower with high static pressure and low noise.
  • Self-lubricative bearing used for a long service life


RFA1708 Micro Axial Fan Spec

  • Extira mini, suitable for portable electronice cooling
  • Hingh static pressure
  • Hingh airflow and low noise
  • Nano-technology bearing (N.T.B.) used for a long service life


Axial Fan

  • High airflow and relatively low power consumption
  • High static pressure
  • Long service life (approx. 30,000 hours at 70℃)
  • IP5X dust proof and IPX5 water Proof