![Amazon.com: STW‑6041 Multi Fan Speed Controller 5.25 Inch Optical Drive Front Panel LCD Display 4 Channel Control Module for CPU Fan PC Case Fans : Electronics Amazon.com: STW‑6041 Multi Fan Speed Controller 5.25 Inch Optical Drive Front Panel LCD Display 4 Channel Control Module for CPU Fan PC Case Fans : Electronics](https://m.media-amazon.com/images/I/61y5YUcqPOL.jpg)
Amazon.com: STW‑6041 Multi Fan Speed Controller 5.25 Inch Optical Drive Front Panel LCD Display 4 Channel Control Module for CPU Fan PC Case Fans : Electronics
![GENEMA PC 8 Channels Fan Hub Cooling Fan Speed Controller for CPU Case HDD VGA PWM Fan PCI Bracket Power By 12V SATA/4Pin Fan Control - Walmart.com GENEMA PC 8 Channels Fan Hub Cooling Fan Speed Controller for CPU Case HDD VGA PWM Fan PCI Bracket Power By 12V SATA/4Pin Fan Control - Walmart.com](https://i5.walmartimages.com/seo/GENEMA-PC-8-Channels-Fan-Hub-Cooling-Fan-Speed-Controller-for-CPU-Case-HDD-VGA-PWM-Fan-PCI-Bracket-Power-By-12V-SATA-4Pin-Fan-Control_6fdae8c3-1964-4379-9856-fc30a5b49716.916f4bf2f56b632431744f7991fa5ac1.jpeg)
GENEMA PC 8 Channels Fan Hub Cooling Fan Speed Controller for CPU Case HDD VGA PWM Fan PCI Bracket Power By 12V SATA/4Pin Fan Control - Walmart.com
![I can't control the fan speed on my case fans, any fix? I have a controller for RGB and fan speed but the fan speed option doesn't work : r/pchelp I can't control the fan speed on my case fans, any fix? I have a controller for RGB and fan speed but the fan speed option doesn't work : r/pchelp](https://i.redd.it/7v5ig5nq8rd41.jpg)
I can't control the fan speed on my case fans, any fix? I have a controller for RGB and fan speed but the fan speed option doesn't work : r/pchelp
![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)