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How to choose a cooling fan to be more silent?

:2021-01-13 :193

Many products require cooling fans to be quieter. If there is no sound, how to choose cooling fan manufacturers to be quieter?

    1. The voltage can be designed to be lower, such as 5V, 12V, because the cooling fan of the same size, when the low voltage design, the speed can be lower, and the sound during operation is smaller

    2. The size is larger, the speed is smaller, and the sound is quieter

    3. The use of double ball bearings can keep the cooling fan working quietly for a long time, and it is not easy to produce abnormal noise.

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