12V 1 Kanal PWM DC Lüfter Drehzahlregler Motormodul Schalter Steuermodul
1,50 €
The PWM frequency is 25KHZ, which can adapt to most 12V adjustable speed fans on the market. The duty cycle can be adjusted from 0% to 97%, and the speed regulation range is wide. hope you could understand.
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