![Amazon.com: SinLoon 4 Knob Cooling Fan Speed Controller PC 8 Channels Fan Hub for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control- 4Pin Interface Power Supply ( 4 Pin 4Knob ) : Electronics Amazon.com: SinLoon 4 Knob Cooling Fan Speed Controller PC 8 Channels Fan Hub for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control- 4Pin Interface Power Supply ( 4 Pin 4Knob ) : Electronics](https://m.media-amazon.com/images/I/71NhsUuFNpL.jpg)
Amazon.com: SinLoon 4 Knob Cooling Fan Speed Controller PC 8 Channels Fan Hub for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control- 4Pin Interface Power Supply ( 4 Pin 4Knob ) : Electronics
![Amazon.com: 3 Channels PC Cooler Cooling Fan Speed Controller for CPU Case HDD VGA Fan with PCI Bracket Power by 12V Molex IDE 4pin : Electronics Amazon.com: 3 Channels PC Cooler Cooling Fan Speed Controller for CPU Case HDD VGA Fan with PCI Bracket Power by 12V Molex IDE 4pin : Electronics](https://m.media-amazon.com/images/I/41xcVCcAYYL.jpg)
Amazon.com: 3 Channels PC Cooler Cooling Fan Speed Controller for CPU Case HDD VGA Fan with PCI Bracket Power by 12V Molex IDE 4pin : Electronics
![Dc 12v Pwm Speed Controller Fan Speed Governor 4 Wire Computer Temperature Control Switch For Pc Cpu Cooler Fan Alarm Stk Ic - Motor Controller - AliExpress Dc 12v Pwm Speed Controller Fan Speed Governor 4 Wire Computer Temperature Control Switch For Pc Cpu Cooler Fan Alarm Stk Ic - Motor Controller - AliExpress](https://ae01.alicdn.com/kf/H84f452a804b14bb6bbe2f8c1f959c84b3/DC-12V-PWM-Speed-Controller-Fan-Speed-governor-4-Wire-Computer-Temperature-control-Switch-for-PC.jpg)
Dc 12v Pwm Speed Controller Fan Speed Governor 4 Wire Computer Temperature Control Switch For Pc Cpu Cooler Fan Alarm Stk Ic - Motor Controller - AliExpress
![Amazon.com: CDMALL Electronic Fan Speed Controller Variable Adjuster for Hydroponics Inline Duct Exhaust Ceiling Fans with 6' Long 120V 15A Cord : Tools & Home Improvement Amazon.com: CDMALL Electronic Fan Speed Controller Variable Adjuster for Hydroponics Inline Duct Exhaust Ceiling Fans with 6' Long 120V 15A Cord : Tools & Home Improvement](https://m.media-amazon.com/images/I/419nk19sT6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: CDMALL Electronic Fan Speed Controller Variable Adjuster for Hydroponics Inline Duct Exhaust Ceiling Fans with 6' Long 120V 15A Cord : Tools & Home Improvement
![Amazon.com: SinLoon 4 Knob Cooling Fan Speed Controller PC 8 Channels Fan Hub for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control- SATA Power Supply (SATA 4 Knob) : Electronics Amazon.com: SinLoon 4 Knob Cooling Fan Speed Controller PC 8 Channels Fan Hub for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control- SATA Power Supply (SATA 4 Knob) : Electronics](https://m.media-amazon.com/images/I/71Dh2R4aS7L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: SinLoon 4 Knob Cooling Fan Speed Controller PC 8 Channels Fan Hub for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control- SATA Power Supply (SATA 4 Knob) : Electronics
![USB Fan Speed Controller, Single Knob Control Fans Governor Easy Operation For Cooling - Walmart.com USB Fan Speed Controller, Single Knob Control Fans Governor Easy Operation For Cooling - Walmart.com](https://i5.walmartimages.com/asr/964651f5-2a73-4197-a93f-bc888a9c68bd.0ed2362dd8eb3c2f6b0c616dc899b331.jpeg)
USB Fan Speed Controller, Single Knob Control Fans Governor Easy Operation For Cooling - Walmart.com
![Amazon.com: iHTP PC 8 Channels Fan Hub Knob Cooling Fan Speed Controller for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control,6-pin Interface Power Supply : Electronics Amazon.com: iHTP PC 8 Channels Fan Hub Knob Cooling Fan Speed Controller for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control,6-pin Interface Power Supply : Electronics](https://m.media-amazon.com/images/I/61jJF635Q0L.jpg)
Amazon.com: iHTP PC 8 Channels Fan Hub Knob Cooling Fan Speed Controller for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control,6-pin Interface Power Supply : Electronics
![Alseye A-100l(r) Fan Controller For Pc Fan Speed Adjust 6 Channels Water Cooling Fans / Cpu Fan Control Panel Lcd Touch Screen - Fans & Cooling - AliExpress Alseye A-100l(r) Fan Controller For Pc Fan Speed Adjust 6 Channels Water Cooling Fans / Cpu Fan Control Panel Lcd Touch Screen - Fans & Cooling - AliExpress](https://ae01.alicdn.com/kf/S18d2950dafe84bb88b47fda217a47229x/ALSEYE-a-100L-R-Fan-Controller-for-PC-Fan-Speed-Adjust-6-Channels-Water-Cooling-Fans.jpg)
Alseye A-100l(r) Fan Controller For Pc Fan Speed Adjust 6 Channels Water Cooling Fans / Cpu Fan Control Panel Lcd Touch Screen - Fans & Cooling - AliExpress
![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: Taidacent 2510-4P 3P Manual 4 Wires 0-5V 12V Fan Speed Controller PWM Speed Control On Off Switch for PC CPU Case Fan with Knob (Solder Connector with Plastic Black Knob) : Amazon.com: Taidacent 2510-4P 3P Manual 4 Wires 0-5V 12V Fan Speed Controller PWM Speed Control On Off Switch for PC CPU Case Fan with Knob (Solder Connector with Plastic Black Knob) :](https://m.media-amazon.com/images/I/81FUAPWO5BL.jpg)
Amazon.com: Taidacent 2510-4P 3P Manual 4 Wires 0-5V 12V Fan Speed Controller PWM Speed Control On Off Switch for PC CPU Case Fan with Knob (Solder Connector with Plastic Black Knob) :
![Regulation Module | Speed Controller | Cpu Chassis Fan | Instrument Parts Accessories - Dc - Aliexpress Regulation Module | Speed Controller | Cpu Chassis Fan | Instrument Parts Accessories - Dc - Aliexpress](https://ae01.alicdn.com/kf/Hc8ac5c5ca8ca471197316873e59ba6c0j/DC-12V-1A-Fan-temperature-control-PC-CPU-Chassis-fan-speed-Controller-regulation-module-PWM-Thermostat.jpg)
Regulation Module | Speed Controller | Cpu Chassis Fan | Instrument Parts Accessories - Dc - Aliexpress
![Amazon.com: iPower Variable Fan Speed Controller Adjuster Cordless for Duct Inline Exhaust Vent Blower, HVAC, 350W, 1 Pack : Patio, Lawn & Garden Amazon.com: iPower Variable Fan Speed Controller Adjuster Cordless for Duct Inline Exhaust Vent Blower, HVAC, 350W, 1 Pack : Patio, Lawn & Garden](https://m.media-amazon.com/images/I/818X9z7cDxL.jpg)
Amazon.com: iPower Variable Fan Speed Controller Adjuster Cordless for Duct Inline Exhaust Vent Blower, HVAC, 350W, 1 Pack : Patio, Lawn & Garden
![3.5inch Pc Hdd Cpu 4 Channel Fan Speed Controller Led Cooling Front Panel Promotion Wholesale Store - Fans & Cooling - AliExpress 3.5inch Pc Hdd Cpu 4 Channel Fan Speed Controller Led Cooling Front Panel Promotion Wholesale Store - Fans & Cooling - AliExpress](https://ae01.alicdn.com/kf/Hcbe7cec75d974ef6b2a7ccbb6eb8b460P/3-5inch-PC-HDD-CPU-4-Channel-Fan-Speed-Controller-Led-Cooling-Front-Panel-Promotion-Wholesale.jpg)