This is the 40X40X20mm-A DC brushless fan product specification book produced by Guangzhou Mega Technology Co., Ltd. The size of this series of virgin is 40x40x20mm, and it is made of flame retardant plastic (UL94V-0) to make an outer frame and fan blades with a weight of 29g. Bearing optional drums, oil or hydraulic bearings. The product has been certified by CUS, CE and ROHS.

Parameter Value

Product Type: DC blower fan

1. Size: 40x40x20mm
2. Bearing Type: Bearing、sleeve、HY
3. Frame Material: Plastic (UL94V-0)
4. Blade Material: Plastic (UL94V-0)
5. Weight:29g
6. Rated Voltage: 5V,12V,24V
7. Voltage Range: 1.8-3.6-6.8V(5V);7-13.5V(12V);18-26.5(24V)
8. Rated Current:0.03-0.38A
9. Rated Input Power: 0.72-2.16W
10. Speed:4500-8500RPM
11. Air Flow:2-4CFM
12. Maximum Air Pressure:2.64-12.16mH2O
13. Noise Level:27.4-44.5dB-A

Key Features and Advantages:

Key Advantages:

1. Long Life and High Reliability: Utilizing a DC brushless motor, compared to traditional brushed motors, it avoids the problem of brush wear, significantly extending service life and reducing maintenance costs. Three bearing options are available: ball, sleeve, and hydraulic, with ball bearings offering the longest lifespan.
2. High Efficiency and Energy Saving: DC brushless motors have higher energy conversion efficiency, reducing energy loss and being more energy-saving and environmentally friendly.
3. Low Noise Operation: The brushless motor operates smoothly, reducing noise generated by mechanical friction and providing a quieter working environment. The specification sheet also provides detailed noise data (dB-A) for users to choose according to their needs.
4. Flame Retardant and Safe: Both the frame and impeller are made of UL94V-0 grade flame-retardant plastic, complying with safety standards and reducing fire risks.
5. Multiple Models Available: Offering three rated voltages of 5V, 12V, and 24V, as well as various different airflow and air pressure parameters, allowing users to flexibly choose the appropriate model according to actual application requirements.
6. Small Size and Lightweight: The 40x40x20mm size and 29g weight make the blower easy to install and integrate into various devices.
7. Multiple Certifications: Certified by CUS, CE, and RoHS, indicating that the product complies with relevant standards in the United States, Europe, and restrictions on hazardous substances, ensuring quality.

Key Strengths:

1. Detailed Performance Parameters: The specification sheet provides detailed performance parameters, including rated voltage, operating voltage range, rated current, input power, speed, maximum airflow, maximum air pressure, and noise, facilitating user selection and comparison.
2. P@Q Curve Provided: The pressure-flow curve (P@Q curve) visually shows the static pressure performance of the fan at different airflows, helping users better understand the fan’s performance characteristics and make selections based on actual application scenarios.
3. Clear Coding Rules: The specification sheet explains the product model coding rules, making it easy for users to understand the differences between different models, such as bearing type and special functions.
4. Multiple Bearing Types Available: Users can choose the appropriate bearing type based on cost, lifespan, and noise requirements.
5. Wide Range of Applications: Due to its small size, efficient performance, and low noise characteristics, this series of blowers can be widely used in various applications requiring heat dissipation or ventilation, such as electronic devices, household appliances, medical equipment, and automotive components.

Applications

1. Heat Dissipation for Electronic Devices:

1. Laptops/Tablets: Used for heat dissipation of heat-generating components such as CPU and GPU, maintaining stable device operation and preventing performance degradation or damage caused by overheating. Due to its small size and low noise characteristics, it is very suitable for thin and light laptops and tablets.
2. Servers/Network Equipment: Used for heat dissipation of network equipment such as server cabinets, routers, and switches, ensuring stable network operation. In environments with low noise requirements, models with larger air volume can be selected.
3. Set-Top Boxes/TV Boxes: Used for heat dissipation of processors and chipsets to prevent overheating during long-term operation.
4. Projectors: Used for heat dissipation of bulbs and optical components to ensure projection quality and prolong service life.
5. LED Lighting Equipment: Used for heat dissipation of LED lamp beads and drive circuits to improve luminous efficiency and prolong service life.
6. Industrial Control Equipment: Used for heat dissipation of industrial control equipment such as PLCs, frequency converters, and servo drives to ensure stable production line operation.

2. Ventilation/Heat Dissipation for Household Appliances:

1. Air Purifiers/Humidifiers: Used to promote air circulation and improve purification and humidification efficiency.
2. Vacuum Cleaners/Robot Vacuum Cleaners: Used to generate suction to absorb dust and dirt.
3. Electric Heaters/Fan Heaters: Used to blow hot air to improve heating effect.
4. Refrigerators/Freezers: Used for condenser heat dissipation to improve cooling efficiency.
5. Smart Home Devices: Heat dissipation for devices such as smart speakers and smart cameras.

3. Medical Devices:

1. Respirators/Oxygen Generators: Used to provide gas flow to assist breathing.
2. Medical Imaging Equipment: Such as heat dissipation for CT machines and MRI machines.
3. Small Medical Analysis Instruments: Such as heat dissipation for blood analyzers and biochemical analyzers.

4. Automotive Components:

1. In-Vehicle Electronic Devices: Such as heat dissipation for devices like navigation systems and car entertainment systems.
2. Automotive Seat Ventilation Systems: Used to provide seat ventilation to improve riding comfort.

5. Other Applications:

1. Drones/Model Aircraft: Used for heat dissipation of heat-generating components such as motors and batteries.
2. 3D Printers: Used for heat dissipation of extruders and stepper motors.
3. Portable Electronic Devices: Such as heat dissipation for devices like power banks and electronic cigarettes.

Our advantage
Guangzhou Mega Technology Co., Ltd. is located in Guangzhou, Guangdong Province. We benchmark against leading cooling fan manufacturers like Delta Electronics, Nidec Corporation, Sunon, Sanyo Denki, and Orion Fans. Offering AC, DC, and EC fans, we provide customized cooling solutions for various industrial and commercial applications. Our strong R&D and technical expertise ensure our products match top manufacturers’ performance at significantly lower prices.

We pride ourselves on delivering tailored solutions to meet unique client needs. Our team collaborates closely with customers to design products that optimize cooling performance, energy efficiency, and reliability. Whether for electronic devices, industrial machinery, or commercial systems, Guangzhou Mega Technology Co., Ltd. is dedicated to providing high-quality, cost-effective solutions that exceed expectations. Our commitment to innovation and customer satisfaction keeps us at the forefront of the cooling fan industry.