Industrial Air Cooling Frameless Bracket 70cfm Exhaust Fan

Containing long life dual ball bearings, the fan can run continuously for 67,000 hours and be mounted in any direction (The operating temperature is  -10℃ to 70℃).

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  • Product Detail

Energy Saving Air Circulation Frameless Bracket cooling Fan. The frameless bracket fan series is a centrifugal fan, and its novel design can effectively save a lot of space, perfect for space-constrained applications.

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 120 mm(L) x 120 mm(W) x 40 mm(H) / The size of fan in inch is 4.72 in(L) x 4.72 in(W) x 1.57 in(H).
  • Operating Voltage Range: DC 12V | Current: 0.12 ~ 0.36 Amp | Speed: 1600 ~ 2400 RPM | Airflow: 48.26 ~ 70.85 CFM | Noise: 32 ~ 43 dBA | Pressure: 3.20 ~ 6.8 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 50,000h at 25 degrees.
  • Please Comfirm the Fan Size, Voltage, Connector and other parameters before purchase.



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


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


  • The fan can operate stably at -40 ℃ ~ +70 ℃;
  • High energy saving, high efficiency, long life, low vibration, low noise;
  • It's approved by UL/CE, as well as in compliance with RoHS requirement;
  • Adopt PBT material, high temperature resistance, corrosion resistance, durable and stable;
  • Size of this fan is 120mm x 120mm x 40mm, as the big size, it can offer you 70.85 CFM big airfllow.

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
G11030 φ110x30mm
G12030 φ120x30mm
G12040A φ120x40mm
G12540 φ125x40mm
G14044 φ140x44mm


DC Frameless fans can be used in household appliances, such as coffee machines, electric ovens, heaters, refrigerators, barbecues, disinfection cabinets, mosquito killers, etc., and other equipment, such as cameras, power distribution cabinets, station servers, health monitoring systems, multifunctional therapeutic devices, refrigeration radiators, heaters, etc.

  • Customized items related to cooling systems such as refrigerators, humidifiers, air purifiers, power supplies, radiators and electric welding machines, ect.
  • Create a cooling system to keep the ventilation system of household appliances, computers, power supplies 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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