Centrifugal Duct Fan
Centrifugal Duct Fan
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HEE-I Series


HEE-100I 4 Inch 154 CFM Metal Circular Centrifugal Duct Fan

This fan can withstand high pressure and is able to operate in long pipe at low noise levels. Read More
Model HEE-100I
Voltage 100~120/60V, 220~240/50V
Current 0.24/0.6Amps
Power 51/75W
Air Speed 2700RPM


  • Permanently lubricated sealed ball bearings for maintenance-free operation
  • Quiet and easy to install
  • High-quality wind blades: integrated, stainless steel stamping, optimized processing efficiency is higher.
  • This fan can withstand high pressure and is able to operate in long pipes at low noise levels.
  • The circular fan motor is a built-in automatic reset thermal protector and NSK ball bearing.
  • Precision-balanced for vibration-free operation.


  • The fans have backward-curved blades and external rotor motors.
  • The fan is balanced on both sides, with low vibration, balance precision level is G2.5.
  • Remove heat from the system to solves air delivery problems without major system rework or expense.
  • Fan blade adopts advanced aerodynamic design concept, high efficiency, and low noise.

Circular Duct Fan:

  • Duct Size: 4”| Airflow: 154 CFM | Air Pressure: 368 Pa | Voltage: 220-240V 50-70W
  • Pure copper wire motor: sealed all copper motor, high quality, low noise, good conductivity, low-temperature rise, high efficiency, long service life and maintenance-free.
  • Metal housings meet code requirements for both residential and commercial applications. High-quality AC rotor motors ensure long life and dependable performance.

Power and Performance:

  • Power Consumption: TheHEE-100I Booster Fan is very power efficient with just 75-80W consumption. It can save power up to %210.
  • It has an RPM of 2480 to blow out the best airflow of 154 CFM.
  • Product Durability: The best HEE-100I Circular duct fan with a rust-free coated steel body.
  • Operation temperature range: -20℃~60℃

Low Noise:

  • This product comes with low noise technology of just 37-40db as compared to other loud booster fans.
  • There is no other noise or vibration in this product due to its compact and stiff design.
  • Strong and heavily inflammable casing with integrated terminal box


  • It can be easily installed to cover huge areas like halls and official use or home use.
  • Hongguan Fans, while manufacturing the product focuses on every aspect of quality and usability for any type of use.
  • Multiple sizes. These fans are available in several sizes to accommodate diverse applications—such as those found in tight spaces or difficult to reach areas.
  • Sound absorbent cotton and sound wave holes are built inside to reduce the noise levels.
  • The unique-designed bracket makes easier and flexible installation.


The HEE-100I is 4 inches based Circular Centrifugal Duct Fan that can be used in the most effective ways to improve your indoor airflow. The fan is moisture resistant and allows installation in wet environments and complex systems. Duct-connected outdoor and wet room applications of the fan are possible due to the air-tight casing and the IP 55 rated terminal box. The modern design and high-efficiency designs making them suitable for the most demanding applications. This is the perfect product to buy in 2021 equipped with all the necessities

HEE-100I graph

Model Voltage
Air Speed
Air Pressure
Net Weight
HEE-100I 220~240/50 100 0.24 51 2700 262 300 44 3.1
100~120/60 0.60 75 2700 262 339 44
- Can we order goods from you directly?
Yes, we look forward to receiving your order. However, please note our minimum purchase quantity. f you require smaller quantitieswe will be happy to arrange an individual delivery. We would be delighted to assist you.
- Can i get a discount?
This depends on the specific situation, you can call directly to consult.