The product is a DC frameless fan 140x140x25mm, manufactured by Guangzhou Mega Technology Co., Ltd. It is made of plastic and has four blades. The blades are arranged in a circular pattern, which helps to circulate the air around the fan.

ParameterValue

1. Product Type: DC Brushless fan
2. Size: 140x140x25mm
3. Bearing Type: Double ball bearing, sleeve, hydraulic, other
4. Frame Material: Plastic (UL94V-0 flammability rating)
5. Blade Material: PBT plastic (UL94V-0 flammability rating)
6. Weight: 170 g
7. Rated Voltage: 12 V， 24 V，48V
8. Operating Voltage Range: 7-13.5V (12V), 18-26.5V (24V), 36-54V (48V)
9. Rated Current:03 A to 1A
10. Rated Input Power:20 W to 12.0 W
11. Speed: 1500 RPM to 2900 RPM
12. Air Flow:07 CFM to 133.43 CFM
13. Maximum Air Pressure:30mmH2O to 5.35mmH2O
14. Noise Level: 28.0dB-A to 47.1dB-A

Main Features

1. DC brushless motor: This type of motor is quiet, efficient, and has a long life. It does not require any brushes or blades, which makes it less likely to wear out or make noise.
2. Large airflow: The fan can move a large amount of air, making it ideal for cooling electronics or other equipment.
3. Low noise level: The fan operates at a low noise level, making it a good choice for use in quiet environments.
4. Energy efficient: The fan is energy efficient, which means that it will not consume a lot of power.
5. RoHS compliant: The fan is RoHS compliant, which means that it does not contain any hazardous materials.

Advantages

1. Quiet operation: The DC brushless motor and the large fan blades help to create a quiet operating environment. This makes the fan ideal for use in homes, offices, and other quiet settings.
2. Efficient cooling: The fan can move a large amount of air, which makes it effective at cooling electronics and other equipment. This can help to prevent overheating and extend the life of your equipment.
3. Long lifespan: The DC brushless motor is designed to last for a long time. This means that you will not have to replace the fan as often as you would with a traditional fan.
4. Energy savings: The fan is energy efficient, which means that it will not consume a lot of power. This can help you to save money on your energy bills.
5. Environmentally friendly: The fan is RoHS compliant, which means that it does not contain any hazardous materials. This is better for the environment and for your health.

Main application scenarios:

Due to its versatile features, the 140x140x25mm DC brushless fan is widely used in various applications, including:

1. Computer cooling: The fan is commonly used to cool computer components such as processors, graphics cards, and power supplies. It helps to maintain optimal operating temperatures and prevent overheating, which can extend the lifespan of the components and improve overall system performance.
2. Electronics cooling: The fan is also employed in cooling other electronic devices, such as routers, modems, and set-top boxes. It ensures that these devices operate within safe temperature ranges, preventing overheating and malfunctions.
3. Industrial cooling: In industrial settings, the fan is used to cool machinery and equipment, such as motors, drives, and power converters. This helps to maintain optimal performance and prevent overheating-related breakdowns.
4. HVAC systems: The fan is incorporated into HVAC systems to circulate air and regulate temperatures. It plays a crucial role in maintaining comfortable indoor environments for homes, offices, and commercial buildings.

Specific Device Applications

Here are some specific examples of devices where the 140x140x25mm DC brushless fan is commonly used:

1. Desktop computers: The fan is often installed in desktop computer cases to cool the CPU, GPU, and other heat-generating components.
2. Laptops: Some laptops utilize this fan to provide cooling for the CPU, GPU, and other internal components.
3. Servers: Servers rely on these fans to maintain proper cooling for their processors, memory modules, and other components.
4. Network routers and switches: Network routers and switches generate heat during operation, and the fan helps to dissipate this heat, ensuring reliable network performance.
5. 3D printers: 3D printers use the fan to cool the hotend and other components, preventing overheating and ensuring high-quality prints.
6. Laser cutters and engravers: Laser cutters and engravers generate heat during operation, and the fan helps to dissipate this heat, protecting the machine and ensuring safe operation.