This is a 172x150x51mm A-type AC brushless fan series produced by Guangzhou Mega Technology Co., Ltd. The key features of this fan include support for wide voltage input of 110V and 220V, aluminum frame and UL94 V-0 flame-retardant plastic impeller, and optional bearing types (including oil-containing, ball, etc.) indicated by “X” in the model to meet different application needs. Its performance curve and detailed parameter table show high air volume (maximum 5.6 cubic meters/minute or 198 CFM) and considerable static pressure, with a noise level between 52-62 dB. In addition, the “Y” in the model indicates the presence of special features or customer customization options, reflecting the advantages of this series of fans in durability, flexibility and detailed product information.

Parameter Value

Product Type: AC brushless fan

1. Size: 172x150x51mm
2. Bearing Type: ball、Sleeve
3. Frame Material: Aluminum (UL94V-0)
4. Blade Material: Plastic (UL94V-0)
5. Weight:900g
6. Rated Voltage: 110V,220V
7. Rated Current: 0.40A（110V）;0.20A（220V）；
8. Rated Input Power:33/30W
9. Speed:2750/2900RPM
10. Air Flow:166/198CFM
11. Maximum Air Pressure:11.3/13.8mH2O
12. Noise Level:52/62dB-A

Model	Rated Voltage (VAC)	Freq (HZ)	Rated Current (A – A)	Rated Input Power (Watt)	Speed (RPM)	Maximum Air Flow (CFM)	Maximum Static Pressure (mmH2O)	Noise (dB-A)
MG17251H110X	110	50/60	0.4	33/30	2750/2900	166/198	11.3/13.8	52/62
MG17251H220X	220	50/60	0.2	33/30	2750/2900	166/198	11.3/13.8	52/62

Key Features and Advantages:

Main Features:

1.  AC Brushless Design: As an AC brushless fan, it typically offers a longer lifespan, lower maintenance requirements, and more stable operation compared to brushed fans.

2.  Standardized Dimensions and Versatility:

A.   With dimensions of 172x150x51mm, it’s a common size in industrial and electronic equipment, making it easy to integrate into existing systems or new designs.

B.   Supports 110V and 220V AC input, compatible with 50/60Hz frequencies, ensuring global applicability.

3.  Optional Bearing Types:

A.   The product’s model coding rule explicitly states that “X” represents the bearing type, including S (sleeve), B (ball), HY, and UL-certified sleeve (SU), ball (BU), and HY (YU) bearings. This provides customers with flexibility to choose based on budget, noise requirements, and lifespan needs.

4.  Quality Material Construction:

A.   Frame: Aluminum, with a UL94 V-0 flame retardant rating, ensuring robust structure and safety.

B.   Impeller: Plastic, also with a UL94 V-0 flame retardant rating, making it lightweight and safe.

5.  Clear Performance Specifications:

A.   Provides a P-Q curve (Pressure-Flow curve) that details the relationship between airflow and static pressure at different frequencies and voltages, facilitating precise selection by engineers.

B.   The table lists key parameters such as rated voltage, frequency, current, input power, speed, maximum airflow (M³/min and CFM), maximum static pressure (mmH2O and IN H2O), and noise (dB-A), ensuring data transparency.

6.  Moderate Weight: The fan weighs approximately 900 grams, which is convenient for installation and transport.

7.  Customization Potential: The “Y” in the model coding rule indicates a special function code, allowing for customization based on specific customer requirements.

Main Advantages:

1.  High Reliability & Long Lifespan: The brushless motor combined with multiple bearing options (especially ball bearings) typically translates to a longer MTBF (Mean Time Between Failures), reducing equipment maintenance costs.

2.  Broad Application Scope: With its standard dimensions, variable voltage input, and diverse performance parameter options, this fan is suitable for various industrial equipment, data centers, communication devices, medical equipment, automation machinery, and other applications requiring efficient heat dissipation.

3.  Flexible Cost-Performance Balance: The choice of different bearing types (e.g., sleeve bearings typically lower cost, ball bearings longer life and better performance) allows customers to achieve the optimal match for their project budget and performance requirements.

4.  Easy Installation & Integration: Detailed dimension drawings and clear mounting hole information (e.g., R=Φ4.3 x 3) ensure that the fan can be conveniently and precisely installed into equipment.

5.  High Safety: Both the frame and impeller materials meet UL94 V-0 flame retardant ratings, indicating that the product complies with high standards for fire safety.

6.  Sufficient Selection Basis: The comprehensive performance curve graph and detailed parameter tables provide engineers with all the necessary data for accurate calculations and selection, preventing arbitrary choices.

7.  Customization Service: The presence of the “Y” function code suggests that the manufacturer can offer certain customization services to meet specific project or client unique needs, enhancing the product’s competitiveness.

Applications

1. Industrial Automation Equipment:

1. Control Cabinets / Electrical Distribution Cabinets: Provides cooling for heat-generating components like PLCs, inverters, servo drives, and contactors to prevent system failures due to overheating.
2. Industrial PCs / Industrial Control Computers: Ensures the stable operation of computer motherboards, processors, and power supplies in harsh industrial environments.
3. Welding Equipment: Provides forced air cooling for critical electronic components inside inverter welders.
4. CNC Machine Tools: Dissipates heat from the internal electrical control sections and drive units of machine tools.
5. Laser Equipment: Cools laser generators, power supplies, and control modules to ensure stable laser output and extended lifespan.

1. Telecommunications and Networking Equipment:

1. Communication Base Stations / Equipment Rooms: Provides cooling for core equipment such as servers, routers, switches, rectifiers, and power modules to maintain stable operating temperatures.
2. Large Data Center Server Racks: Acts as an auxiliary cooling fan within server racks or server units to improve overall heat dissipation efficiency and prevent hot spots.
3. Network Attached Storage (NAS) / Storage Area Network (SAN): Cools internal hard drive arrays and controllers to ensure data security and device performance.

1. Power Supplies and Electrical Power Systems:

1. High-Power Switching Power Supplies: Provides forced cooling for main heat-generating components like transformers and power transistors within power supply modules.
2. UPS Uninterruptible Power Supplies: Cools internal battery packs, inverters, and charging modules to ensure UPS reliability.
3. Inverters / Frequency Converters: Used for heat dissipation in solar inverters, wind power converters, or industrial frequency converters.

1. Medical Equipment:

1. CT Scanners / MRI Equipment: Cools high-power electronic components and image processing units within the equipment.
2. Medical Imaging Workstations: Ensures heat dissipation for high-performance computer components.
3. Laboratory Analytical Instruments: Provides cooling for the internal electronic systems of various spectrometers, chromatographs, and other precision analytical instruments.

1. Commercial Equipment:

1. Large Advertising Displays / LED Displays: Dissipates heat from the power supply and control units of outdoor or indoor large displays, extending screen lifespan.
2. Self-Service Kiosks: Such as ATM machines, self-service ticketing machines, and information kiosks, for cooling internal computers and printers.
3. Commercial Kitchen Equipment: For example, large ovens, range hood purifiers, used for cooling internal electrical components.

1. HVAC Systems and Ventilation Equipment:

1. Air Purifiers: Serves as the core fan for high-airflow air purification equipment.
2. Fume Hoods / Exhaust Systems: Provides local ventilation in laboratory or industrial environments.

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

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