5V12V/12V 4-wire /2-3wire PWM fan temperature control speed controller DIY
ab 5,87 €
The actual speed of the fan is set by the fan itself. PWM signal mode: 25KHZVpp=3.3V. Reverse mode: used for conventional reverse timing fan, PWM reverse change, full output is 0. Forward mode: used for conventional fans, PWM positive changes, full output value is 100.
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