A DC cooling fan is an important device used to dissipate heat from equipment. It works by feeding DC voltage to the stator and rotor, which causes the blades of the DC fan to rotate, thus generating wind power for heat dissipation. The main advantages of DC cooling fan are as follows:

1. Efficient heat dissipation: DC cooling fan can increase the curvature of the blades and increase the rotational speed, thus generating a larger air volume and air pressure and realizing efficient heat dissipation.

2. Low noise: DC cooling fan is driven by DC voltage, without the process of AC power conversion, so the noise is small and will not interfere with the normal operation of the equipment.

3. Low energy consumption: DC cooling fan has low inverter cost, high power factor, low loss and high efficiency, so it consumes less energy in the process of using and saves energy cost.

4. Easy to control: DC cooling fan can be adjusted by the control circuit to adjust the speed, so as to realize the precise control of the cooling effect of the equipment.

5. Long service life: the stator and rotor of DC cooling fan are its core components, and the direction of its operation is determined by Ampere's right-hand rule and Fleming's right-hand rule, so it has a long service life and can be operated stably for a long time.

6. Wide range of application: DC cooling fan can be applied to various equipment, such as kitchen equipment, household appliances, computer chips, etc., can also be applied to industrial equipment, such as printers, fax machines, medical instruments, etc..

In general, DC cooling fan has the advantages of high efficiency heat dissipation, low noise, low energy consumption, easy to control, long service life and wide range of application, etc. It is a very practical cooling equipment.