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Risun Expanse Corp.

Mini Fans Manufacturer in Taiwan

Risun Expanse Corp. extends its range in the field of mini fans. The product range is even suitable for normal industrial environments as well as for hazardous ones. Furthermore, we take its decades of experience making mini fans and other equipment for concert halls and other public venues, and uses it to create mini fans equipment for consumers around the world. We have established strong customer relationships by providing innovative, user-friendly and high quality products that are manufactured in our sound infrastructure.
RFA1804, Micro Axial Fan

RFA1804

Micro Axial Fan

  • Mini Fans are available for OEM and ODM service.
  • With a extra mini and slim body, Mini Fans are suitable for portable Electronic device use.
  • High efficiency and low power
  • High airflow and low noise
  • Self-lubricative bearing used for a long service life
  • IP5X dust proof and IPX7 water proof
Application :

Mini Fans provide a premium electronic cooling solution for video processing chipset, high-speed memory module, high-end smart phone, PDA, CCTV, mini projector, MID, Smartbook and so on; and Mini Fan is also applicable to defrosting and ventilation of goggles or sunglasses, and fuel delivery of small fuel cell.

Size :



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

Specification :

Model Number RFA1804
Product Name Micro Axial Fan
Rated Voltage (VDC) 3.3 5.0
Operating Voltage (VDC) 2.8 ~ 3.6 4.5 ~ 5.5
Rated Current (mA) 27 (max:35) 40 (max:48)
Rotation Speed (RPM) 7,500 ± 20% 13,000 ± 20%
Air Flow (CFM) 0.33 0.58
Static Pressure (mmAq) 1.27 3.34
Noise (dB(A)) at 1m 15.9 24.9
Insulation Resistance 10MEGA. Ω Min. at 500VDC
(between frame and (+) terminal)
Dielectric Strength 5mA Max. at 500VAC、60Hz、One Minute
(between frame and (+) terminal)
Life Expectancy (hours) 20,000 at 45℃
Compliance CE, RoHS
IP Rating IP58
Weight (g) 1.63
Protection Lock rotor, Auto Restart, Polarity
  • Specifications subject to changes without notice.
  • Operating Temperature:-10℃ ~ +60℃
  • Storage Temperature:-20℃ ~ +70℃

P-Q Curve :

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Risun Expanse Corp. ensures all of our mini fans are affordable and priced competitively with other similar products on the market. We promise that our service is second to none! Every person who purchases a product from Risun Expanse Corp. will have access to our service department when it is needed. In addition, we specialize in servicing the mini fans needs of businesses locally and across the country. Our quality controllers perform variety of quality processes in the entire production process in order to ascertain that only high quality products are delivered at clients’ end.