This is a Guangzhou Mega Technology DC Brushless Blower 140x140x40mm-A model, a high-performance DC brushless blower with a variety of bearing options (ball, oil-containing, hydraulic), and the frame and fan blades are made of high-grade fireproof plastic materials (UL94V-0). The product weighs 353 grams and has passed CUS, CE and ROHS certifications.
Parameter Value
Product Type: DC brushless blower fan
- Size: 140x140x40mm
- Bearing Type: Ball、 sleeve 、 HY
- Frame Material: Plastic (UL94V-0)
- Blade Material: Plastic (UL94V-0)
- Weight:353g
- Rated Voltage: 12V,24V,48V
- Voltage Range: 7.5-13.5V(12V);18-26.4(24V);36-54V(48V)
- Rated Current:0.125-5.1A
- Rated Input Power:6-61.2W
- Speed:4800-6400RPM
- Air Flow:37.3-87.9CFM
- Maximum Air Pressure:8.20-59.15mH2O
- Noise Level:56.0-71.9A
Model |
Rated Voltage |
Operationg Voltage Range |
Rated Current |
Rated Input Power |
Speed |
Maximum Air Flow |
Maximum Air Pressure |
Noise |
PART.NO. |
VDC |
VDC |
Amp |
Watt |
R.P.M |
CFM |
mmH2O |
dB-A |
MG14040L12X |
12 |
7~13.5 |
0.5 |
6 |
2000 |
37.3 |
8.2 |
56 |
MG14040M12X |
12 |
7~13.5 |
1.4 |
16.8 |
2500 |
45.7 |
12.19 |
64.2 |
MG14040H12X |
12 |
7~13.5 |
2.3 |
27.6 |
3000 |
54.7 |
17.74 |
65.7 |
MG14040HH12 |
12 |
7~13.5 |
3.2 |
38.4 |
3500 |
68 |
33.75 |
68.9 |
MG14040VH12 |
12 |
7~13.5 |
4.2 |
50.4 |
4000 |
76.4 |
45.48 |
70 |
MG14040HV12 |
12 |
7~13.5 |
5.1 |
61.2 |
4500 |
87.9 |
59.15 |
71.9 |
MG14040L24X |
24 |
18~26.5 |
0.25 |
6 |
2000 |
37.3 |
8.2 |
56 |
MG14040M24X |
24 |
18~26.5 |
0.7 |
16.8 |
2500 |
45.7 |
12.19 |
64.2 |
MG14040H24X |
24 |
18~26.5 |
1.15 |
27.6 |
3000 |
54.7 |
17.74 |
65.7 |
MG14040HH24 |
24 |
18~26.5 |
1.6 |
38.4 |
3500 |
68 |
33.75 |
68.9 |
|
|
|
|
|
|
|
|
|
MG14040VH24 |
24 |
18~26.5 |
2.1 |
50.4 |
4000 |
76.4 |
45.48 |
70 |
MG14040HV24 |
24 |
18~26.5 |
2.55 |
61.2 |
4500 |
87.9 |
59.15 |
71.9 |
MG14040L48X |
48 |
36~54 |
0.125 |
6 |
2000 |
37.3 |
8.2 |
56 |
MG14040M48X |
48 |
36~54 |
0.35 |
16.8 |
2500 |
45.7 |
12.19 |
64.2 |
MG14040H48X |
48 |
36~54 |
0.575 |
27.6 |
3000 |
54.7 |
17.74 |
65.7 |
MG14040HH48 |
48 |
36~54 |
0.8 |
38.4 |
3500 |
68 |
33.75 |
68.9 |
MG14040VH48 |
48 |
36~54 |
1.05 |
50.4 |
4000 |
76.4 |
45.48 |
70 |
MG14040HV48 |
48 |
36~54 |
1.275 |
61.2 |
4500 |
87.9 |
59.15 |
71.9 |

Key Features and Advantages:
Key Features:
- Diverse Bearing Options: Offers ball, sleeve, and hydraulic bearing types, allowing users to select the most suitable option based on their specific needs and application scenarios. Ball bearings typically offer higher speeds and longer lifespan, sleeve bearings are more economical, and hydraulic bearings excel in noise control.
- High-Quality Materials: Both the frame and impeller are constructed from UL94V-0 flame-retardant plastic, which has excellent flame resistance and effectively reduces fire risks, enhancing product safety.
- Compact Size and Lightweight Design: The 140x140x40mm dimensions make it easy to install in various devices, while the 353-gram weight facilitates transportation and integration.
- Comprehensive Performance Parameters: The product image provides a detailed P@Q curve (static pressure-flow rate characteristic curve) and parameter tables for different models, including rated voltage, operating voltage range, current, power, speed, maximum airflow, maximum pressure, and noise, allowing users to fully understand the product’s performance.
- Multiple Certifications: It has passed CUS, CE, and ROHS certifications, indicating that the product meets relevant safety, quality, and environmental standards.
Main Advantages:
- High Efficiency and Energy Saving: The DC brushless motor offers higher efficiency and lower energy consumption. Compared to traditional AC fans, it can save energy and reduce operating costs.
- Long Lifespan and High Reliability: The brushless motor reduces mechanical friction and wear, resulting in a longer service life and higher reliability.
- Low-Noise Operation: The optimized blade and bearing system effectively reduces operating noise, providing a quieter user experience.
- Customization Options: Guangzhou Mega Technology can provide customized solutions based on specific customer needs to meet the unique requirements of different application scenarios.
- High Cost-Effectiveness: The product achieves a good balance between performance, quality, and price, offering high cost-effectiveness.

Applications
- Electronic Device Cooling:
- Servers: Used for cooling server racks or within servers themselves, maintaining stable server operation.
- Communication Equipment: Such as routers, switches, etc., providing cooling to ensure the stability of communication networks.
- Industrial Computers: Used for cooling industrial control computers, ensuring their reliability in harsh environments.
- Power Supplies: Providing cooling for high-power power supplies to improve power supply efficiency and lifespan.
- Home Appliances:
- Air Conditioners: Used for ventilation and heat dissipation in air conditioner indoor or outdoor units, improving air conditioner energy efficiency.
- Refrigerators: Used for cooling refrigerator compressors or condensers to maintain the internal temperature of the refrigerator.
- Air Purifiers: Used for the air circulation system of air purifiers to improve purification efficiency.
- Vacuum Cleaners: Used for cooling vacuum cleaner motors to extend motor life.
- Industrial Equipment:
- Automation Equipment: Used for cooling control systems or drive systems on automated production lines.
- CNC Machine Tools: Used for cooling the spindle or electrical control system of CNC machine tools to ensure machining accuracy.
- Welding Equipment: Used in the cooling system of welding equipment to improve welding efficiency and quality.
- Laser Equipment: Used for cooling lasers to maintain the stability and power of the laser beam.
- Medical Equipment:
- Ventilators: Used for the gas circulation and cooling system inside ventilators.
- Monitors: Used for cooling monitors to ensure their normal operation.
- Imaging Equipment: Such as CT machines, MRI, etc., used for their cooling systems to maintain stable equipment operation.
- Other Fields:
- Automotive Electronics: Used for cooling automotive electronic control units to improve the reliability of automobiles.
- New Energy: Used in the cooling systems of solar inverters or wind turbine generators.
- Lighting: Used for cooling LED lamps to extend the life of the lamps.

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.
