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How to choose between air cooling charge controller and fan cooling charge controller?

11-18, 2019 / By MUST Power

MUST has mppt solar charge controller from 20A to 100A, and which include fan cooling and air cooling. While many customer have question about which one should choose. Air cooling or fan cooling ? Below is their difference:

The air cooling controller with the heat sink has no noise, the heat dissipation is poor than fan cooling, the current is relatively small, and the cost of the heat sink is higher than the fan.

The fan controller has fast heat dissipation, high noise and relatively large current, and price is cheaper than air cooling.