Features of Aosun Inline Centrifugal Fan
- Strict production quality control ensures the production of high-quality inline centrifugal fan.
- Rapid production of inline centrifugal fan, with an average monthly output of 100,000 units.
- Compliant with multiple product testing standards such as SAA, TUV, CB, and CE, suitable for inline centrifugal fan.
- Offering inline centrifugal fan in various models, sizes, colors, and pipe diameters.
- All inline centrifugal fan come with a three-year warranty covering any manufacturing defects.
- Customization options are available for manufacturing innovative inline centrifugal fan.
Inline Centrifugal Fan Manufacturer in China
Excessive humidity promotes mold growth, harming both plant and human health. However, this can be effectively prevented by good ventilation that distributes air evenly throughout a large space. Aosun’s inline centrifugal fans are designed specifically for this purpose, renowned for generating high-pressure airflow that significantly improves air circulation over large areas. Furthermore, thanks to EC motors, our inline centrifugal fans are ultra-quiet. Aosun offers a variety of inline centrifugal fan models, including BF4, GDF-100, GDF-125, GDF-150, GDF-160, GDF-200, GDF-250, and GDF-315. In addition, we offer inline centrifugal fans with different pipe diameters, voltages, speeds, flow rates, static pressures, and power ratings to meet the specific needs of various locations such as bathrooms, bars, offices, factories, and restaurants.
Aosun is a RoHS-compliant manufacturer of inline centrifugal fans. We produce thousands of inline centrifugal fans monthly, enabling us to deliver your orders quickly. Ausun has a rigorous quality control system to ensure you receive high-performance inline centrifugal fans.
AOSUN’s plastic centrifugal fans are lightweight, durable, and provide powerful airflow for efficient indoor air circulation.
Our 100mm silent snail fan delivers powerful yet quiet exhaust performance, making it ideal for compact spaces and ventilation systems.
AOSUN’s hybrid inline centrifugal fan combines a plastic housing with a galvanized steel impeller, resulting in superior strength and efficiency.
Our 125mm round inline fan ensures good kitchen ventilation and effectively removes heat, smoke, and odors.
AOSUN’s galvanized steel centrifugal fans offer exceptional durability and stability, making them ideal for industrial or commercial air systems.
Our high-volume centrifugal fans can be customized to your specific ventilation needs, ensuring optimal performance and reliability.
AOSUN’s silent inline centrifugal fans are designed for low-noise ventilation, keeping bathrooms and warehouses fresh and odor-free.
Our 315mm axial centrifugal inline fans provide powerful airflow and smooth operation for large ventilation systems.
AOSUN’s exhaust centrifugal fans provide powerful suction for emergency ventilation and fire safety applications.
Our hydroponic exhaust fans ensure stable airflow and humidity control, thus enabling optimal plant growth in a controlled environment.
- Technical Parameter
- Installation Dimension
| Model | Voltage | R.P.M. | Flow rate | Static pressure | Power | Noise |
| V | r/min | m³/h | Pa | W | dB(A) | |
| GDF-100 | 220 | 2500 | 290 | 350 | 75 | 47 |
| GDF-125 | 220 | 2500 | 410 | 190 | 80 | 47 |
| GDF-150 | 220 | 2500 | 700 | 400 | 120 | 52 |
| GDF-160 | 220 | 2500 | 760 | 420 | 130 | 52 |
| GDF-200 | 220 | 2500 | 1000 | 550 | 170 | 53 |
| GDF-250 | 220 | 2500 | 1100 | 570 | 180 | 53 |
| GDF-315 | 220 | 2500 | 1890 | 830 | 250 | 60 |
| Model | A | B | C | D |
| GDF-100 | 100 | 240 | 23 | 195 |
| GDF-125 | 125 | 240 | 26 | 190 |
| GDF-150 | 150 | 330 | 24 | 220 |
| GDF-160 | 160 | 330 | 27 | 220 |
| GDF-200 | 200 | 330 | 33 | 215 |
| GDF-250 | 250 | 330 | 30 | 210 |
| GDF-315 | 315 | 395 | 30 | 245 |
Note: The above dimensions are for reference only. Please refer to the product for actual dimensions.
What is an inline centrifugal fan?
Aosun inline centrifugal fans are devices used for ventilation and airflow improvement. They can be installed directly inside ventilation ducts, saving space during renovations. Utilizing centrifugal force, inline centrifugal fans can increase air pressure and direct airflow in a specific direction. Their main structure includes a motor, impeller, casing, and other components. The casing can be customized into different shapes to meet your needs.
Advantages of inline centrifugal fan
Inline centrifugal fan combine the high performance of centrifugal fans with the space-saving advantages of inline fans, making them widely used across various industries. Below are the detailed performance specifications of inline centrifugal fan:
Space Optimization
The entire body of an inline centrifugal fan can be installed inside a ceiling-mounted duct, eliminating the need for pre-allocated installation space. For applications with strict layout requirements, such as production workshops and underground parking garages, inline centrifugal fans achieve optimal performance within limited spaces. The saved space can be used to add more functional equipment, thereby improving production efficiency.
High Efficiency
Compared to axial fan, inline centrifugal fan generate higher static pressure through centrifugal force. Even with complex ventilation duct structures, such as long distances, numerous bends, or high resistance, inline centrifugal fan can efficiently deliver air. This high air pressure ensures that the airflow at the vents meets certain standards, satisfying the requirements for efficient ventilation.
Lower Noise
Inline centrifugal fan installed inside ducts typically reduce the noise generated during operation. The casing of the centrifugal fan also reduces mechanical noise. Furthermore, motors with vibration-damping or sound-absorbing foam can be installed in inline centrifugal fans to further enhance their quietness. This feature reduces the impact of noise on other equipment, thereby improving production efficiency.
Low Cost
Inline centrifugal fan can use energy-saving motors, thus reducing energy consumption. They can operate according to actual needs, adjusting airflow to adapt to different air characteristics. This feature makes them more energy-efficient than traditional fans. At the same time, inline centrifugal fans have a simple structure and are easy to maintain. Even if parts fail, they can be replaced promptly, reducing production losses caused by downtime.
Applications of Inline Centrifugal Fan
AOSUN’s inline centrifugal fans are widely used in numerous fields such as workshops, heating systems, and air conditioning systems. They provide high static pressure, ensuring smooth airflow. The following are common applications of inline centrifugal fans:
Industrial Production
In industrial production workshops, inline centrifugal fan provide stable airflow, thereby improving the cleanliness of the production environment. For cleanroom applications, their low operating vibration prevents contamination. Inline centrifugal fans are durable, easy to maintain, and suitable for harsh environments. They can help reduce problems caused by high temperatures or toxic gases, ensuring the normal operation of equipment.
Data Centers
Data centers typically generate a large amount of heat during operation. Data center cooling systems have high requirements for static pressure and stability. Data center-specific inline centrifugal fans provide high static pressure to overcome air resistance, thereby improving heat dissipation efficiency. They also offer high flexibility, adapting to complex duct structures and reducing equipment failures due to overheating.
Air Conditioning
Central air conditioning systems in shopping malls and office buildings also use inline centrifugal fans, increasing the delivery distance of fresh air. Inline centrifugal fans have extremely low noise, meeting the quiet requirements of such applications. Furthermore, they offer energy-saving advantages, reducing the operating costs of air conditioning systems. By adjusting airflow and speed, inline centrifugal fans are suitable for various industries. If your project also has strict noise requirements, then an inline centrifugal fan will be the ideal solution.
How to Choose the Right inline centrifugal fan?
When selecting a suitable inline centrifugal fan, various factors should be considered, including material, type, and cost. A comprehensive analysis is recommended to choose the most suitable fan based on your actual needs. The following information is for your reference:
- Motor: Inline centrifugal fans can be categorized into several types based on their motors. Energy-saving motors are among the most commonly used in inline centrifugal fans. They reduce energy loss during operation, helping you save overall costs.
If your project requires a high surface finish, inline centrifugal fans can be galvanized or coated to achieve a superior surface finish.
- Airflow and Pressure: You should determine the airflow requirements of your ventilation system and examine the duct structure. The more complex the dust structure, the higher the pressure the inline centrifugal fan needs to overcome. Based on these parameters, you can select a suitable inline centrifugal fan to improve airflow.
- PQ Curve: The Performance-to-Corrosion-Resistance (PQ) curve reflects the overall performance of the inline centrifugal fan. If your project requires operation in harsh environments, inline centrifugal fans can be galvanized or coated to achieve higher surface corrosion resistance and durability.
- Brand: Choose reputable brands with long warranty periods whenever possible. Reliable inline centrifugal fans are generally more stable, reducing maintenance costs. Furthermore, reliable brands offer after-sales service, ensuring the project runs smoothly.
Inline centrifugal fan installation guide
Prepare
Inline centrifugal fan inspection: Before installing the fan, first determine the installation area based on the length and width of the duct to achieve optimal operating efficiency. Then check whether the core parameters of the inline centrifugal fan meet the project requirements. At the same time, check whether the impeller, motor, and other components are damaged.
Installation area preparation: Cleanliness of the installation area is crucial. Remove debris around the ductwork and ensure the installation area is level. If your project requires installation at a height, ensure the mounting brackets can support the weight of the inline centrifugal fan in the ductwork.
Installation steps
Stationary fans: The inline centrifugal fan is bolted to a specific location within the ductwork. If the project has specific requirements, sealing gaskets can be added to prevent air leakage. Additionally, vibration dampers can be installed at the bottom of the inline centrifugal fan to reduce noise and vibration.
Power supply and grounding: Motor wiring is a crucial step in the entire installation process, directly affecting the safe operation of the fan. Therefore, power supply and wiring must be performed by a certified electrician. Ensure the voltage and phase sequence are correct, and the junction box also needs to be waterproofed.
Airflow direction: The inlet and outlet of the inline centrifugal fan need to be adjusted according to the direction of the duct to ensure smooth airflow and avoid dead zones or backflow. If the fan is located in the center of the duct, the length of the duct on both sides should be at least twice the diameter of the fan to ensure that air can flow smoothly through the impeller.
Debugging and acceptance
After installation, the inline centrifugal fan should be test-run. Check for any abnormal noise, leaks, or other problems. Key performance indicators during commissioning include airflow, static pressure, speed, and vibration. Ensure all functions are normal to guarantee efficient project operation.
Actually，you can through regularly clean your fan’s impeller,internal dust and surface panels to prevent the buildup of the foreign objects or dust.
In general,you should clean your fan at least once a month.You can also usually inspect the motor and bearings of your inline centrifugal fans for vibrations or unusual noises,and perform regular lubrication and ensure the airflow channel remains unobstructed.
In addition，you need confirm that all mounting components and connections are securely fastened.
These maintenance measures help keep your inline centrifugal fan running reliably and efficiently over the long term.
If an indoor space lacks effective ventilation, odors, carbon dioxide, and moisture will accumulate. Especially in the bathroom, the large amount of moisture produced after showering, if not removed promptly, can easily lead to mold growth on walls or ceilings. Over time, this not only affects the health of residents but can also damage the building structure. The function of an lnline centrifugal fan is to quickly remove moisture and polluted air, keeping the indoor environment dry and fresh, creating a safer and healthier living environment for your family.
The core function of an lnline centrifugal fan is to quickly expel stale air, keeping the indoor air circulating and fresh. It is typically installed on a wall or near a window and contains a motor-driven impeller. When the device is turned on, the blades rotate at high speed, drawing indoor air into the fan and using the resulting negative pressure to push the air to the outdoor exhaust vent or duct. As stale air is expelled, fresh outdoor air naturally replenishes it, thus achieving continuous ventilation and improving overall indoor air quality.
Inline centrifugal fan offer several key advantages, making them an essential device for creating a fresh, healthy, and comfortable living environment:
Improved Indoor Air Quality: Inline centrifugal fan quickly remove stale air, odors, and various air pollutants from enclosed areas such as kitchens and bathrooms, keeping the space consistently fresh and pleasant.
By expelling excess humid air, Inline centrifugal fan effectively control humidity, helping to maintain appropriate humidity levels and reducing the risk of mold growth or damp walls in high-humidity areas such as bathrooms.
There is no significant difference in core function between the round and square inline centrifugal fans.Because they all use the same centrifugal principle.The functional differences mainly in the operational characteristics and application scene.
The circular inline centrifugal fan with the streamlined cylindrical design,so it has smoother airflow,lower air resistance,quieter operation and a more compact design.It seamlessly adapts to circular ducts and confined spaces, meeting standard ventilation requirements.Suitable for the round air dusts and narrow space,meeting the standard of ventilation requirements.
However,the square inline centrifugal fans adopt a rigid rectangular structure.Based on the structure,square fan has excellent stability,allowing installation on walls or ceilings,and perfect integration with square ducts.They are very suitable for commercial buildings,office spaces and residential ventilation system.
In summary,if you value low operating noise or compact installation,you can choose the round inline centrifugal fan.Whether you prioritize installation stability or need a suitable for square air ducts,he square inline centrifugal fan is the better choice.
There are two main improvements in the design of centrifugal fan impellers.
1. More mature wing blade structure.
Most high-efficiency centrifugal fans now use blades with wing like cross-sectionscan effectively suppress turbulence, reduce drag,more smoother,especially in high cleanliness and high static pressure scenarios.
2.The application of lightweight materials.
High strength aluminum and fiber composite materials are gradually replacing traditional carbon steel structures, making impellers lighter.
They can acheive higher rotational speed,lower energy consumption,smaller mechanical load.
The mainly difference between centrifugal fans and axial flow fans is in the air output mode and applicable scenarios.Axial flow fans is good at transporting large amounts of air over long distances,mostly used in industrial ventilation and duct air supply applications.
Centrifugal fans can provide higher pressure and stronger air speed,suitable effective air circulation and cooling in rooms, equipment chambers.
Centrifugal fans can also be called as radial fans or centrifugal blowers.This type of fan drives the internal impeller to rotate through a motor, causing air to be thrown outward and then exhaust the air from the outlet.
First, it can usually deliver more air with the same energy consumption,performs better in terms of energy efficiency.
Secondly,centrifugal fans have stronger pressure output capabilities, which better suitable for places requiring higher pressure.
Not yet,inline centrifugal fans typically lack reversibility. Most civilian and general industrial models feature impellers and ducts optimized for unidirectional airflow, and the motors only support single-direction rotation, which only achieve directional airflow delivery or exhaust.
Only some mid-to-high-end commercial and industrial models are equipped with reversible functionality, allowing for bidirectional airflow switching through motor forward and reverse rotation control, meeting the needs of special scenarios such as workshop ventilation.
These reversible models often require dedicated control devices, and the airflow and pressure during reverse operation may be slightly lower than the forward rated values.
