Inline Duct Fan
Inline Duct Fan
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HF-P Series

4 Inch 100mm Diameter Mixed-flow Inline Duct Fan

The fan blade is designed according to hydrodynamics technology, reaches optimal air pressure and airflow. Read More
Model HF-100P
Voltage 220-240V/50Hz
Diameter 100 mm
Current 0.11/0.12Amps, 0.28/0.31Amps
Power 23/26W, 30/35W

Product Detail:

  • 4 Inch 100mm Diameter material of frame: Environmental protection material ABS.
  • Application: quietly ventilate grow tents, transfer heating/cooling to rooms, circulate fresh air, cool AV closets, exhaust odours.
  • The fan blade is designed according to hydrodynamics technology, reaches optimal air pressure and airflow.


  • Powerful and Silent: The Mixed flow design combined with a EC motor for a truly quiet and energy efficient performance. With 2 speed variable controller, can precisely optimize the fan's speed and low energy.
  • Improved with hydrodynamics technology fan blade, high efficiency, high air pressure and low noise.
  • 4 Inch 100mm Diameter Fan body material: anti-acid and anti-alkali PP.

Mixed Air Flow:

  • Duct Size: 5”| Airflow: 167 CFM | Air Pressure: 159 Pa | Noise: 32 dB | Bearings: Dual Ball
  • Motor protected against thermal overload and current overload, with double Japanese NMB ball bearings, long working life up to 50000 hours.
  • It can be designed with user friendly features such as time delay, temperature sense, humidity sensor or other customized functions based on the need.
  • What's new? the Backdraft damper designed inside, to prevent return air and insects.


  • Lower connection costs and faster installation.
  • The silent duct fans offers solution to ventilation problems, especially in places where people work and live and low sound level is required, such as meeting room, office, hotel, public place, residence, hospital, gym and etc.

Power and Performance:

  • Power Consumption: It has a very low power consumption rate. The efficiency is due to by its latest mechanism and power efficient motor.
  • Exhaust and intake air: Making fresh air to rooms in a quick and reasonably quiet way, circulate fresh air, control humidity, excess heat, smell and air quality in grow area.
  • The Removable duct ends with locking tabs for quick removal and easy maintenance.

Low Noise: 

  • This product comes with low noise technology. High quality blades and EC motor performance makes the very low noise.
  • One more important aspect comes with zero vibration, which indicates the perfection of manufacturing of the product.


  • Hongguan, while manufacturing the products focuses on every aspects of quality and usability.
  • Built with cutting edge brushless electronically commutated Motor (EC) motor and dual jet type impeller,
  • The special design of joint for easy installation and maintenance.


The new 4 Inch 100mm Diameter is product can be used almost anywhere, as the most effective ways to improve your indoor air in all the ways. It will not only reduce expensive cooling bills at home but will provide you a powerful air flow. The silent and yet effective. It comes with double insulation and environmental friendly material. Small but mighty, you’ll enjoy the power and efficiency of Hongguan Inline silent duct fan. 4 Inch 100mm Diameter with smart air flow. You can just say mixed air flow inline duct fan near me and our product will come up! This is perfect product to buy in 2021 equipped with all the necessities.


Optional Functions

  • Double speed switch
  • Three-speed motor (high, middle, low)
  • Timer
  • Temperature, humidity sensor
Model Speed Voltage Size
Air Speed
Air Pressure
Net Weight
HF-100P H 220-240V/50Hz 100 0.12 26 2200 198 156 31 1.5
L 0.11 23 1850 165 131 26
H 100-120V/60Hz 0.31 35 2200 198 156 31
L 0.28 30 1850 165 131 26
- 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.