![Amazon.com: DC 12V 24V 4A 2-Way Adjustable PWM Fan Speed Controller, Automatic PC CPU Case Fan Temperature Control Governor with Sensor Universal for 2 3 4-Wire DC Fan : Electronics Amazon.com: DC 12V 24V 4A 2-Way Adjustable PWM Fan Speed Controller, Automatic PC CPU Case Fan Temperature Control Governor with Sensor Universal for 2 3 4-Wire DC Fan : Electronics](https://m.media-amazon.com/images/I/51ZaMVyhzmL.jpg)
Amazon.com: DC 12V 24V 4A 2-Way Adjustable PWM Fan Speed Controller, Automatic PC CPU Case Fan Temperature Control Governor with Sensor Universal for 2 3 4-Wire DC Fan : Electronics
![2-3 Wire Dc 5v 12v Pwm Fan Speed Controller Governor Ntc 50k Temperature Probe Sensor 40cm Temperat | Fruugo NO 2-3 Wire Dc 5v 12v Pwm Fan Speed Controller Governor Ntc 50k Temperature Probe Sensor 40cm Temperat | Fruugo NO](https://img.fruugo.com/product/4/82/876039824_max.jpg)
2-3 Wire Dc 5v 12v Pwm Fan Speed Controller Governor Ntc 50k Temperature Probe Sensor 40cm Temperat | Fruugo NO
![Amazon.com: DC 12V 1A Automatic PC CPU Fan Temperature Control Speed Controller Case Fan Speed Governor with Sensor for 2 3 4 Wire Fan : Electronics Amazon.com: DC 12V 1A Automatic PC CPU Fan Temperature Control Speed Controller Case Fan Speed Governor with Sensor for 2 3 4 Wire Fan : Electronics](https://m.media-amazon.com/images/I/610qZLW7PpL.jpg)
Amazon.com: DC 12V 1A Automatic PC CPU Fan Temperature Control Speed Controller Case Fan Speed Governor with Sensor for 2 3 4 Wire Fan : Electronics
![Amazon.com: DC 12V PWM PC CPU Fan Temperature Control Speed Controller CPU Alarm Module : Electronics Amazon.com: DC 12V PWM PC CPU Fan Temperature Control Speed Controller CPU Alarm Module : Electronics](https://m.media-amazon.com/images/I/71XjgpCvfFL.jpg)
Amazon.com: DC 12V PWM PC CPU Fan Temperature Control Speed Controller CPU Alarm Module : Electronics
![Dimmer Temperature Controller Motor Speed Control Module Board with 5V Cooling Fan : Amazon.de: Business, Industry & Science Dimmer Temperature Controller Motor Speed Control Module Board with 5V Cooling Fan : Amazon.de: Business, Industry & Science](https://m.media-amazon.com/images/I/61zZCyIbrpL.jpg)
Dimmer Temperature Controller Motor Speed Control Module Board with 5V Cooling Fan : Amazon.de: Business, Industry & Science
![CONTROLLER 67, Temperature and Humidity Fan Controller, with Scheduling, Cycles, Dynamic Speed, Data App - AC Infinity CONTROLLER 67, Temperature and Humidity Fan Controller, with Scheduling, Cycles, Dynamic Speed, Data App - AC Infinity](https://cdn11.bigcommerce.com/s-238e9/images/stencil/2048x2048/products/335/6086/StorePhoto1__44092.1642014477.jpg?c=2)
CONTROLLER 67, Temperature and Humidity Fan Controller, with Scheduling, Cycles, Dynamic Speed, Data App - AC Infinity
![Amazon.com: AC Infinity Controller 2, Fan Thermostat and Speed Controller, Controls AIRPLATE, MULTIFAN, USB Fans and Devices, for AV Cabinet Cooling : Electronics Amazon.com: AC Infinity Controller 2, Fan Thermostat and Speed Controller, Controls AIRPLATE, MULTIFAN, USB Fans and Devices, for AV Cabinet Cooling : Electronics](https://m.media-amazon.com/images/I/51tHZM-uodL._AC_UF894,1000_QL80_.jpg)