This is a DC brushless fan, model 75x75x30mm-A, manufactured by Guangzhou Mega Technology Co., Ltd. The fan is primarily used for heat dissipation in electronic equipment such as computers and power supplies.

Parameter Value

size: 75x75x30mm

Rated voltage 12V, 24V,(optional)

Operating voltage range 7.5-13.5V (12V), 18.0-26.5V (24V)

Rated current 0.065-0.6A

Rated input power 1.92-5.52W

Speed 2000-3500RPM

Air flow  6.37-10.8CFM

Maximum air pressure 2.65-11.25mmH2O

Maximum noise level 33.2-45.6dB(A)

Bearing type Sleeve, ball, hydraulic (optional)

Frame material Plastic (UL94V-0)

Impeller material Plastic (UL94V-0)

Weight 79g

Key Features:

1. DC Brushless Motor: Employs a DC brushless motor, offering high efficiency, low noise, and a long lifespan, surpassing traditional brushed motors in terms of efficiency and noise levels.
2. Compact Size and High Performance: With dimensions of 75x75x30mm, the fan is compact yet delivers a significant airflow and static pressure, making it suitable for devices with limited space.
3. Diverse Models: A variety of models are available, covering different voltage, speed, and airflow specifications, allowing for customization to various application needs.
4. Safe Materials: The fan frame, blades, and other components are made of UL94V-0 rated plastic, ensuring excellent high-temperature resistance and flame retardancy for safe operation.
5. Comprehensive Certifications: The product has obtained CUS, CE, and RoHS certifications, meeting international safety standards.

Advantages:

1. Excellent Cooling Performance: High airflow and static pressure effectively dissipate heat generated by devices, ensuring stable operation.
2. Low Noise: The brushless motor design results in lower operating noise, making it suitable for noise-sensitive applications.
3. Long Lifespan: The simple brushless motor structure eliminates mechanical wear, leading to a longer lifespan.
4. Wide Range of Applications: Its compact size and superior performance make it widely applicable in computers, power supplies, industrial equipment, and more.
5. High Reliability: With multiple certifications, the product offers reliable quality and a long service life.

Core Parameter Interpretation:

1. P@Q Curve: This curve reflects the static pressure of the fan at different airflow rates, providing a visual understanding of the fan’s performance.
2. Coding Rules: The coding rules allow for quick identification of the fan model, bearing type, special features, and other information.
3. Performance Parameter Table: The table lists detailed parameters for different fan models, including rated voltage, operating voltage range, rated current, rated input power, speed, maximum airflow, maximum static pressure, and noise, facilitating user selection.

Summary:

The DC brushless fan from Guangzhou Mega Technology Co., Ltd. is a high-performance and widely applicable product. Its compact size, efficient performance, and diverse models make it an ideal choice for electronic device cooling. It is particularly suitable for applications with high noise and cooling requirements.

 Product Applications

1. Computer Hardware

1. CPU heatsink: As an auxiliary cooling fan to improve CPU cooling performance.
2. Graphics card cooling: Assists in graphics card cooling and enhances graphics card performance.
3. Chassis fan: Improves internal airflow in the chassis and reduces overall temperature.

2. Power Supply Equipment

1. Switching power supply: Provides cooling for internal components of the switching power supply.
2. UPS: Helps dissipate heat from the UPS, improving stability.

3. Network Equipment

1. Router: Improves router cooling and enhances stability.
2. Switch: Assists in switch cooling and extends service life.

4. Industrial Control Equipment

1. PLC: Provides cooling for PLCs and improves reliability.
2. Inverter: Helps dissipate heat from inverters and extends service life.

5. Small Appliances

1. Printer: Helps dissipate heat from internal components of the printer.
2. Projector: Provides cooling for heat-generating components such as the projector lamp.

6. Instruments and Meters

1. Testing equipment: Provides cooling for internal electronic components.
2. Medical equipment: Helps dissipate heat from internal components of medical equipment.