Low noise exhaust fan
The low-noise exhaust fan is an air transport equipment used in building ventilation, air conditioning exhaust, equipment room exhaust, laboratory exhaust, hospital ventilation, clean room exhaust and industrial ventilation systems. It is mainly used to discharge indoor dirty air, hot air, odor, moisture or process waste gas, and improve the indoor air environment.

While ensuring exhaust volume and operating efficiency, the product focuses on optimizing noise control and is suitable for use in office buildings, hospitals, laboratories, schools, hotels, commercial buildings and clean engineering projects that have higher noise requirements. The low-noise exhaust fan can be customized according to different project requirements in terms of air volume, wind pressure, power, installation method, material, shock-absorbing structure, noise reduction configuration and control method to meet the use requirements of different ventilation and exhaust systems.

The fuselage is equipped with sound-absorbing materials, which greatly reduces noise. The minimum noise value is only 23dB (air volume 180m³/h);

Bidirectional suction type turbine fan blade design, high efficiency and large air volume:

The installation direction is free and the construction is simple:

Equipped with hardware accessories with excellent construction performance, construction is simple.


Model number

Power (W)

Air volume (m³/h)

Noise (dB)

Static pressure PaNet weightMounting hole size (mm)

Strong

Weak

Strong

Strong

Weak

Strong

Weak




BY-5NS3C

19


180


23


113


6.2

285*298

BY-6NS3C

55


370


27


132


7.6

285*299

BY-7NS3C

80


500


29


167


11

315 *348

BY-7NF3C

110

87

770

620

35

32

190


14

385*378

BY-8NS3C

156


920


34.5


240



17

415*448

BY-8NL3C

180

1200

900


41

36

327

314

23

445*478

BY-9NS3C

358

280

1700

1380

43

40

417

405

30

445*548

BY-9NF3C

360

360

1900

1600

46

42

422

406

30

445*548

BY-9NS5C

450


2600


48


420


40

544*552

BY-10NF3C

750


3200


49


450


45

604*652

Remarks:

The above sizes are common specifications, other sizes can be processed according to user requirements



Why choose a low-noise exhaust fan

In the ventilation and exhaust system, the fan operating noise will directly affect the indoor environment comfort and user experience. Ordinary exhaust fans may produce large mechanical noise, air flow noise and vibration noise during long-term operation, especially in hospitals, laboratories, office buildings, hotels, schools and other places. Noise problems will affect people's work, rest and daily use.

The low-noise exhaust fan can meet the exhaust demand while reducing operating noise through reasonable impeller design, motor configuration, box structure and shock absorption and noise reduction measures. The product is suitable for engineering projects that require stable exhaust, low-noise operation and long-term reliable use, and can help customers improve the quality of ventilation systems and the comfort of building spaces.


Main features

Low-noise operation

By optimizing the impeller structure, airflow channel and overall machine structure, the airflow noise and mechanical noise during fan operation are reduced, making it suitable for use in places that require a quiet environment.

Stable exhaust performance

The product can provide stable air volume and wind pressure according to system requirements, meeting the needs of different scenarios such as building ventilation, equipment heat dissipation, laboratory exhaust and industrial exhaust.

Compact structure and easy installation

The whole machine has a reasonable structural design. It can be hoisted, wall-mounted, floor-mounted, pipe-connected or equipped with equipment according to on-site needs to facilitate project construction and maintenance.

Smooth operation and low vibration

It can be equipped with shock-absorbing pads, shock-absorbing brackets, flexible joints or other shock-absorbing structures to reduce the impact of operating vibration on pipelines and building structures.

Reliable motor performance

The motor configuration is stable and reliable, with high operating efficiency, suitable for long-term continuous operation, and can meet the long-term use needs of the ventilation and exhaust system.

Flexible material selection

Galvanized steel plate, cold-rolled steel plate spraying, stainless steel, PP or other materials can be selected according to the use environment to meet the needs of ordinary exhaust, clean environment, humid environment or corrosive exhaust system.

Optional control methods

Ordinary switch control, variable frequency control, remote control, linkage control or building automation system interface can be configured according to project needs to improve the convenience of system management.

Support non-standard customization

It can be customized according to the customer's air volume, wind pressure, noise requirements, installation space, usage environment and project drawings, and is suitable for use in different engineering projects.


Typical applications

Low noise exhaust fans are widely used in the following scenarios:

  • Office building ventilation and exhaust systems

  • Hotels and shopping malls

  • Hospitals and medical buildings

  • Schools and public buildings

  • Laboratory exhaust systems

  • Clean room exhaust systems

  • Pharmaceutical workshop

  • Electronic factory

  • Equipment room

  • Basement and garage

  • Industrial factory

  • HVAC construction, renovation and maintenance projects

Mainly used for:

  • Indoor exhaust ventilation

  • Dirty air exhaust

  • Hot air exhaust

  • Odor exhaust

  • Moisture exhaust

  • Laboratory exhaust

  • Hospital area ventilation

  • Clean room auxiliary exhaust

  • Heating exhaust between equipments

  • Industrial ventilation system matching


Customization capabilities

We support non-standard customization according to customer project needs to meet the actual use requirements of different countries, different buildings and different ventilation systems.

Customizable content includes:

  • Customized air volume and pressure

  • Customized fan size and structure

  • Motor power and voltage System

  • Low noise structural design

  • Shock absorbing bracket, shock absorbing pad or flexible joint configuration

  • Galvanized steel plate, stainless steel, PP or other Other material choices

  • Box-type, duct-type, wall-mounted or floor-standing structures

  • Customization of the direction of the air inlet and outlet

  • Flange interface and installation Customized mounting hole positions

  • Frequency control, remote control or linkage control configuration

  • Surface spraying, anti-corrosion or special treatment

  • OEM / ODM production

  • Processing according to drawings or samples

Whether it is a commercial building ventilation project, hospital project, laboratory exhaust system, or industrial plant and equipment supporting project, we can provide flexible product solutions according to customer needs.


Our advantages

Focus on the manufacturing of ventilation and air conditioning equipment

We are familiar with the requirements for air volume, wind pressure, noise control and operational stability of building ventilation, hospital ventilation, laboratory exhaust and industrial exhaust systems, and can provide customers with practical and reliable exhaust fan products.

Support engineering project customization

Can be customized according to customer drawings, air volume parameters, wind pressure requirements, installation location, noise requirements and usage environment, suitable for new projects, renovation projects and equipment procurement.

Low-noise operation, comfortable use

Through reasonable structural design and noise reduction configuration, the fan operation noise is reduced, and it is suitable for places with strict acoustic environment requirements such as offices, medical care, laboratories, hotels and schools.

Stable operation and easy maintenance

The product has a stable structure, stable operation, easy installation and maintenance, and is suitable for ventilation and exhaust systems with long-term continuous operation.

Suitable for foreign trade exports

The packaging, size, voltage, material, control method and labeling of the products can be adjusted according to the needs of foreign customers, and bulk orders and OEM cooperation are supported.

Strict quality control

Quality control is carried out from material selection, impeller processing, box assembly, motor installation, dynamic balance inspection, operation test to factory inspection to ensure stable product operation, controllable noise and reliable performance.

Quickly respond to customer needs

We can quickly provide product solutions and quotations based on the dimensions, pictures, drawings, air volume and pressure parameters, noise requirements or project requirements provided by customers.



Get a Quote

If you are looking for low-noise exhaust fans or low-noise exhaust equipment for ventilation and air conditioning, please contact us to get a quote.

In order to provide you with an accurate solution faster, please provide the following information:

  • Required air volume and air pressure

  • Usage scenarios, such as office buildings, hospitals, laboratories, clean rooms or industrial plants

  • Installation Methods, such as hoisting, wall-mounting, floor-standing or pipeline installation

  • Power supply voltage and motor power requirements

  • Is there any low noise, shock absorption or silencer requirements

  • Material requirements , such as galvanized steel plate, stainless steel or PP

  • Air inlet and outlet direction and interface size

  • Whether frequency control, remote control or linkage control is required

  • Purchase quantity

  • Whether you need customized drawings or OEM services

  • Destination port or delivery location

We will provide professional suggestions, product solutions and quotations based on your needs.

Contact Us Now

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  • With more than 20 years of industry experience, we focus on the R&D and manufacturing of air filtration, air distribution, and cleanroom equipment, providing stable and reliable clean air system solutions for global customers while supporting OEM/ODM customization services.
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Nearest Port: Shanghai

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  • We provide a complete range of air filtration grades (G3-H14), air distribution products (air dampers and diffusers), and customized clean air system solutions for HVAC and cleanroom applications.

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