The advantages of low voltage DC fans include:

1. High efficiency: The fans are able to maintain a high level of energy efficiency due to their low DC inverter cost, high power factor, low losses and high efficiency. This means that less power is consumed during operation while providing greater heat dissipation.

2. Easy to control: Low-voltage DC fans can be controlled by adjusting the voltage to control the speed of rotation, thus enabling precise heat dissipation control. This is useful for applications that require precise control of equipment temperature.

3. Low noise: Low-voltage DC fans usually utilize brushless motors, which are characterized by low noise. This allows the fan to operate without excessive noise, which improves the experience of using the device.

4. Long life: low voltage DC fans are usually made of high quality materials and advanced manufacturing processes, and therefore have a long service life. This means that the fan can keep running efficiently for a long time, reducing maintenance and replacement costs.

5. Widely used: Low-voltage DC fans are widely used in a variety of equipment, such as computers, automobiles, communication equipment, purifiers, UPS power supplies, medical equipment, etc. They can reduce the temperature of the working environment of the equipment and prolong its service life.

6. Adaptable: Low voltage DC fans can operate in a variety of environments, including high temperature, low temperature, humidity and dryness. This allows the fan to be used in a variety of applications without worrying about environmental conditions.