This is a Ø70x20mm-A DC centrifugal fan produced by Guangzhou Mega Technology Co., Ltd. This fan uses double ball bearings, and the outer frame and fan blades are made of aluminum and plastic materials that meet the UL94V-0 fireproof grade. The weight is 90g. The fan has passed CUS, CE and ROHS certifications. This fan is mainly used for heat dissipation and ventilation of various electronic equipment, such as computers, communication equipment and industrial equipment.
Parameter Value
Product Type: DC brushless centrifugal fan
- Size: 70x20mm
- Bearing Type: two Ball
- Frame Material: aluminum(UL94V-0)
- Blade Material: Plastic (UL94V-0)
- Weight:90g
- Rated Voltage: 12V,24V,48v
- Voltage Range: 7.5-13.5V(12V);18-26.5V(24V);36-54V(18V)
- Rated Current:0.25-1A
- Rated Input Power:12W
- Speed:9200RPM
- Air Flow:42.8CFM
- Maximum Air Pressure:48.1mH2O
- Noise Level:60.8A
Model |
Rated Voltage |
Operationg Voltage Range |
Rated Current |
Rated Input Power |
Speed |
Maximum Air Flow |
Maximum Air Pr essure |
Noise |
PART.NO. |
VDC |
VDC |
Amp |
Watt |
R.P.M |
CFM |
mmH2O |
dB-A |
MG7020H12X |
12 |
7.5 ~13.5 |
1 |
12 |
9200 |
42.8 |
48.1 |
60.8 |
MG7020H24X |
24 |
18~26.5 |
0.5 |
12 |
9200 |
42.8 |
48.1 |
60.8 |
MG7020H48X |
48 |
36~54 |
0.25 |
12 |
9200 |
42.8 |
48.1 |
60.8 |

Key Features and Advantages:
Main Features:
1. Compact Size: The Ø70x20mm dimensions make it ideal for installation in space-constrained devices.
2. High Performance: As shown in the P@Q curve, this fan provides sufficient airflow while also offering a certain amount of static pressure, meeting the needs of various applications.
3. High-Quality Materials: The aluminum frame and plastic blades both have a UL94V-0 flammability rating, ensuring the safety and reliability of the product.
4. Long Lifespan: The dual ball bearing construction provides a longer service life and higher reliability.
5. Multiple Models Available: Three models are available: 12V, 24V, and 48V, making it convenient for users to choose according to their actual needs.
6. Complies with Multiple Certifications: It has passed CUS, CE, and ROHS certifications, indicating that the product meets relevant safety and environmental standards.
Main Advantages:
1. Efficient Heat Dissipation: The centrifugal fan design effectively dissipates heat from inside the device, keeping the device operating within the appropriate temperature range.
2. Stable and Reliable: High-quality materials and dual ball bearing construction ensure stable and reliable fan operation.
3. Safe and Environmentally Friendly: It has a flammability rating and complies with environmental certifications, protecting the safety of users and the environment.
4. Strong Applicability: Multiple models and compact size make it suitable for various application scenarios.
5. High Cost-Performance Ratio: Considering the comprehensive performance and price factors, this fan has a high cost-performance ratio.

Applications
- Electronic Device Cooling
- Computers and Peripherals:
- Desktop computer CPU coolers
- Graphics card coolers
- Case fans
- Laptop cooling modules
- Server cooling systems
- Power supply cooling fans
- Hard drive coolers
- Communication Devices:
- Router cooling fans
- Switch cooling fans
- Optical modem coolers
- Base station cooling systems
- Consumer Electronics:
- TV cooling fans
- Air conditioner cooling fans
- Audio equipment coolers
- Game console cooling systems
- Set-top box cooling fans
- Industrial Equipment Cooling
- Industrial Power Supplies:
- High-power power supply cooling fans
- UPS power supply cooling systems
- Automation Equipment:
- PLC controller cooling fans
- Frequency converter cooling fans
- Servo motor coolers
- Mechanical Equipment:
- CNC machine tool cooling fans
- Laser equipment cooling systems
- Welding equipment cooling fans
- Home Appliances
- Kitchen Appliances:
- Range hood fans
- Microwave oven cooling fans
- Electric oven cooling fans
- Household Appliances:
- Air purifier fans
- Humidifier fans
- Vacuum cleaner motor fans
- Personal Care Appliances:
- Hair dryer motor fans
- Shaver motor fans
- Other Applications
- Automotive Electronics:
- Car navigation system cooling fans
- Car entertainment system coolers
- Electric car battery cooling systems
- Medical Equipment:
- Respirator cooling fans
- Monitor cooling fans
- Medical imaging equipment cooling systems
- Lighting Equipment:
- LED lamp cooling fans
- Projector cooling systems

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.
Reasons to Choose Us
- Factory Direct Sales, Preferential Price: We are the manufacturer, eliminating intermediate links, and providing you with the most competitive price.
- Quality Assurance, Worry-Free After-Sales: We provide perfect after-sales service, so you can buy without worry.
- Professional Team, Customized Service: We have a professional R & D team to provide you with customized solutions.
