![Amazon.com: DIY 8 Channel Computer Case Fan Hub 3 Level Speed Adjustable PWM Temperature Controller for PC Case Modification SATA 4Pin 3Pin (4PIN) : Electronics Amazon.com: DIY 8 Channel Computer Case Fan Hub 3 Level Speed Adjustable PWM Temperature Controller for PC Case Modification SATA 4Pin 3Pin (4PIN) : Electronics](https://m.media-amazon.com/images/I/61Qytwl+fTL._AC_SL1000_.jpg)
Amazon.com: DIY 8 Channel Computer Case Fan Hub 3 Level Speed Adjustable PWM Temperature Controller for PC Case Modification SATA 4Pin 3Pin (4PIN) : Electronics
![DIY Arduino PC Fan Controller share ground between usb internal Power Supply Ground : r/AskElectronics DIY Arduino PC Fan Controller share ground between usb internal Power Supply Ground : r/AskElectronics](https://external-preview.redd.it/MiuQfN4OCajyHB1e2OhBJGpv1ViY-Q4uXpOJDW6ZOVY.png?width=640&crop=smart&auto=webp&s=ca66500195b222b42e60e0566793cb26b730128e)
DIY Arduino PC Fan Controller share ground between usb internal Power Supply Ground : r/AskElectronics
![GIM 3 Pack PWM RGB Computer Case Fans,GIM 120mm 3 Pack DIY PC Fan,Quiet Computer Cooler,3 Pin 5V ARGB Addressable Motherboard SYNC Cooling Fan with Replaceable Strap and Lighting Controller(CF-P20) - Walmart.com GIM 3 Pack PWM RGB Computer Case Fans,GIM 120mm 3 Pack DIY PC Fan,Quiet Computer Cooler,3 Pin 5V ARGB Addressable Motherboard SYNC Cooling Fan with Replaceable Strap and Lighting Controller(CF-P20) - Walmart.com](https://i5.walmartimages.com/asr/8b558fd9-0198-4caf-b7a3-acace69e6ff3.a4fd2855ddecb4309f1b79b93fa97e56.jpeg)
GIM 3 Pack PWM RGB Computer Case Fans,GIM 120mm 3 Pack DIY PC Fan,Quiet Computer Cooler,3 Pin 5V ARGB Addressable Motherboard SYNC Cooling Fan with Replaceable Strap and Lighting Controller(CF-P20) - Walmart.com
![Amazon.com: DIY 8 Channel Computer Case Fan Hub 3 Level Speed Adjustable PWM Temperature Controller for PC Case Modification SATA 4Pin 3Pin (SATA) : Electronics Amazon.com: DIY 8 Channel Computer Case Fan Hub 3 Level Speed Adjustable PWM Temperature Controller for PC Case Modification SATA 4Pin 3Pin (SATA) : Electronics](https://m.media-amazon.com/images/I/61fCYZebP9L._AC_SL1000_.jpg)
Amazon.com: DIY 8 Channel Computer Case Fan Hub 3 Level Speed Adjustable PWM Temperature Controller for PC Case Modification SATA 4Pin 3Pin (SATA) : Electronics
![EN-Labs 4pin Fan PWM Fan Hub,10 Ports 4 Pin TX4 Hub Splitter Controller Powered by SATA for Chassis CPU Cooler,PC Mining - 1.64FT RPM & PWM controller Cable Included - Newegg.com EN-Labs 4pin Fan PWM Fan Hub,10 Ports 4 Pin TX4 Hub Splitter Controller Powered by SATA for Chassis CPU Cooler,PC Mining - 1.64FT RPM & PWM controller Cable Included - Newegg.com](https://c1.neweggimages.com/ProductImageCompressAll1280/ACJF_1315323441135039573pb66zBgIW.jpg)
EN-Labs 4pin Fan PWM Fan Hub,10 Ports 4 Pin TX4 Hub Splitter Controller Powered by SATA for Chassis CPU Cooler,PC Mining - 1.64FT RPM & PWM controller Cable Included - Newegg.com
![USB Router Cooling Fan DIY PC Cooler TV Box Speed Controller,Quiet 5V USB Power 120mm Fan 120x25mm 12CM W/Screws Protective Net | LUCKparts USB Router Cooling Fan DIY PC Cooler TV Box Speed Controller,Quiet 5V USB Power 120mm Fan 120x25mm 12CM W/Screws Protective Net | LUCKparts](https://cdn.shopify.com/s/files/1/0558/8828/1766/products/USB-Router-Cooling-Fan-DIY-PC-Cooler-TV-Box-Speed-Controller-Quiet-5V-USB-Power-120mm.jpg?v=1618936301)
USB Router Cooling Fan DIY PC Cooler TV Box Speed Controller,Quiet 5V USB Power 120mm Fan 120x25mm 12CM W/Screws Protective Net | LUCKparts
![DC 12V PWM Fan Controller 4 Wire Temperature Fan Speed Controller Governor for PC Fan/Alarm diy electronics|Integrated Circuits| - AliExpress DC 12V PWM Fan Controller 4 Wire Temperature Fan Speed Controller Governor for PC Fan/Alarm diy electronics|Integrated Circuits| - AliExpress](https://ae01.alicdn.com/kf/H626f5f76ac2044fa89c5efb761755c63C/DC-12V-PWM-Fan-Controller-4-Wire-Temperature-Fan-Speed-Controller-Governor-for-PC-Fan-Alarm.jpg_Q90.jpg_.webp)
DC 12V PWM Fan Controller 4 Wire Temperature Fan Speed Controller Governor for PC Fan/Alarm diy electronics|Integrated Circuits| - AliExpress
![Adafruit EMC2101 I2C PC Fan Controller and Temperature Sensor [STEMMA QT / Qwiic] : ID 4808 : $5.50 : Adafruit Industries, Unique & fun DIY electronics and kits Adafruit EMC2101 I2C PC Fan Controller and Temperature Sensor [STEMMA QT / Qwiic] : ID 4808 : $5.50 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/4808-01.jpg)