1~10pcs DC12V PWM Fan Governor Speed Control With Knob 2-3/4Wire Fan Regulation
ab 2,37 €
Nano Sheild. PWM signal mode: 5V25KHZ. PWM signal output range: 0%-100%. DC12V 4 Wire. OLED LED&RGB. The input of the speed signal port is directly connected to the output of the fan. It is mainly used to guide the fan speed signal back to the main board of the device to detect the speed.
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