DC 12v 3a PWM PC CPU Fan Temperature Control Thermostat Speed Controller NEW

12V Temperature Regulator PWM Fan Speed Controller High Temp Alarm + 5V Buzzer

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5V12V/12V 4-wire /2-3wire 10/40cm PWM Fan Temperature Control Speed Controller

DC 12V PWM PC CPU Lüfter Temperaturregler DrehzahlRegler CPU High-Temp Alarm

PWM DC 12v 3a PC CPU Fan Temperature Control Thermostat Speed Controller

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DC 12V PWM Fan Temperature Controller 4-Wire Speed Governor Board