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Fan Controllers
FrozenCPU has a large selection of pc fan controllers for controlling your computer fan speeds individually. Computer fan controllers are ideal for controlling the amount of noise your pc case fans generate.

We have pc fan controllers that fit into your 3.5" or 5.25" bay slots on your computer. We also have a wide selection of pc thermal controllers, pwm fan controllers, rheobus fan controllers and DIY fan controllers.


AeroCool 55 in 1 Card Reader w/ Flip LCD Screen - Black (FP-01)
AeroCool 55 in 1 Card Reader w/ Flip LCD Screen - Black (FP-01) The AeroCool 55 in 1 Card Reader w/ Flip LCD Screen features a slide out tray-style screen seen on many in-dash DVD screens for cars. Instead, AeroCool's unit will report fan speeds, temperatures and tell you what media cards it is reading. The unit supports almost every media card on the market and read/writes at high speed via a USB connection....
6 In Stock, Ships Today Till 6pm EST
$49.99
Aerocool CoolPanel 3 Color LCD / Multi-Function Panel / 56-in-1 Card Reader
Aerocool CoolPanel 3 Color LCD / Multi-Function Panel / 56-in-1 Card Reader The Aerocool CoolPanel 3 Color LCD / Multi-Function Panel / 56-in-1 Card Reader is a mass of useful toys stuffed into one 5.25" drive bay. The CoolPanel 3 can automatically control three fans based off of temperature readings it takes. The fan speeds and temperatures are displayed on a color LCD screen - it even shows the levels of the current so...
6 In Stock, Ships Today Till 6pm EST
$46.99
Lamptron High Wattage 4 Channel Rheobus - Silver (FC-3)
Lamptron High Wattage 4 Channel Rheobus - Silver (FC-3) The Lamptron High Wattage 4 Channel Rheobus is a rock soldi choice for fan controlling. Able to handle up to 30W per channel this unit has no problem handling multiple fan set-ups. This controller is designed to seamlessly integrate with modern high-end PC chassis. These are CNC milled from blocks of 3/4" thick solid aluminum! The anodized fin...
14 In Stock, Ships Today Till 6pm EST
$39.95
Thermal-Star 7-Backlight Illuminated Thermometer / Fan Bus
Thermal-Star 7-Backlight Illuminated Thermometer / Fan Bus The Thermal-Star 7-Backlight Illuminated Thermometer / Fan Bus can power 4 fans with 4 temperature sensors and lights up with a color of your choice to make it easy to read temperatures in the dark. A button on the back of the unit will switch the display between Fahrenheit and Celsius. The device also features 4 temperature alarms, automatic col...
24 In Stock, Ships Today Till 6pm EST
$19.99

Fan Controllers Categories
3.5" Controllers 5.25" Controllers 
DIY Controllers ESA Certified Controller 
High Watt/Amp Controller Multi Fan Ports 
PWM Controllers Rheobus Controllers 
Thermal Controllers  

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AeroCool 55 in 1 Card Reader w/ Flip LCD Screen - Black (FP-01) AeroCool 55 in 1 Card Reader w/ Flip LCD Screen - Black (FP-01)
Brand: Aerocool  

The AeroCool 55 in 1 Card Reader w/ Flip LCD Screen features a slide out tray-style screen seen on many in-dash DVD screens for cars. Instead, AeroCool's unit will report fan speeds, temperatures and tell you what media cards it is reading. The unit supports almost every media card on the market and read/writes at high speed via a USB connection. The unit is fully ...


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$49.99

Aerocool CoolPanel 3 Color LCD / Multi-Function Panel / 56-in-1 Card Reader Aerocool CoolPanel 3 Color LCD / Multi-Function Panel / 56-in-1 Card Reader
Brand: Aerocool  

The Aerocool CoolPanel 3 Color LCD / Multi-Function Panel / 56-in-1 Card Reader is a mass of useful toys stuffed into one 5.25" drive bay. The CoolPanel 3 can automatically control three fans based off of temperature readings it takes. The fan speeds and temperatures are displayed on a color LCD screen - it even shows the levels of the current sounds being outputted...


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$46.99

Aerocool EasyWatch 3.5" Fan Controller / Temperature Monitoring Panel - Black Aerocool EasyWatch 3.5" Fan Controller / Temperature Monitoring Panel - Black
Brand: Aerocool  

The Aerocool EasyWatch 3.5" Fan Controller / Temperature Monitoring Panel features a color LCD display that lets monitors your system temperatures, even setting off alarms if temps get to high, and automatically controls and monitors up to 3 system fans.


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$24.95

AeroCool Modern-V Fan Controller / LCD Display - Black AeroCool Modern-V Fan Controller / LCD Display - Black
Brand: Aerocool  

The AeroCool Modern-V Fan Controller features a color LCD display with large, easy-to-read characters. You can manually control the fans, or let the Modern-V automatically control them based on temperature. The unit features alarms to protect your computer from overheating. This smart fan controller has many useful features, like being able to turn off the LCD back...


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$59.95

AeroCool PowerWatch Fan Controller / LCD Display / 25-in-1 Card Reader - Black AeroCool PowerWatch Fan Controller / LCD Display / 25-in-1 Card Reader - Black
Brand: Aerocool  

The AeroCool PowerWatch Multifunction Color LCD Display Panel in black has a color LCD display, 25 in 1 card reader and writer, powered usb ports, fan controller for up to 4 fans and temperature sensing. The AeroCool PowerWatch has powered 5V and 12V USB ports, so you can for example power external CD/DVD drives, scanners, and USB hubs. The AeroCool PowerWatch m...


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$67.99

AeroCool PowerWatch Fan Controller / LCD Display / 25-in-1 Card Reader - Silver AeroCool PowerWatch Fan Controller / LCD Display / 25-in-1 Card Reader - Silver
Brand: Aerocool  

The AeroCool PowerWatch Multifunction Color LCD Display Panel in silver has a color LCD display, 25 in 1 card reader and writer, powered usb ports, fan controller for up to 4 fans and temperature sensing. The AeroCool PowerWatch has powered 5V and 12V USB ports, so you can for example power external CD/DVD drives, scanners, and USB hubs. The AeroCool PowerWatch ...


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$68.99

AeroCool Touch 1000 Fan Controller / Touch Display / Temp Sensor - Black AeroCool Touch 1000 Fan Controller / Touch Display / Temp Sensor - Black
Brand: Aerocool  

The AeroCool Touch 1000 Fan Controller / Touch Display / Temp Sensor is a multi-functional front panel display. It sports an LCD screen taking up one single 5.25" bay. The innovative "Touch" LCD technology gives you complete control of your fans at the press of a button. An overheating alarm temperature warning is built in to keep you informed before trouble arises...


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$49.99

AeroCool Touch 2000 Fan Controller / Touch Display / Temp Sensor - Black AeroCool Touch 2000 Fan Controller / Touch Display / Temp Sensor - Black
Brand: Aerocool  

The AeroCool Touch 2000 Fan Controller / Touch Display / Temp Sensor is a multi-functional front panel display. It sports a large LCD screen taking up two 5.25" bays. The innovative "Touch" LCD technology gives you complete control of your fans at the press of a button. An overheating alarm temperature warning is built in to keep you informed before trouble arises....


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$64.99

Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel - Black w/ Blue LED Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel - Black w/ Blue LED
Brand: Bitspower International Co., Ltd.  

The Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel fits in a standard, single 5.25" drive slot and allows you to control two fans. Each fan can pull up to 12 Watts of power each. The unit also displays HDD activity via the HDD activity signal it pulls from the motherboard. The 10 LEDs on the front of the panel can show off HDD activity with 4 differen...


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$24.99

Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel - Black w/ Red LED Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel - Black w/ Red LED
Brand: Bitspower International Co., Ltd.  

The Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel fits in a standard, single 5.25" drive slot and allows you to control two fans. Each fan can pull up to 12 Watts of power each. The unit also displays HDD activity via the HDD activity signal it pulls from the motherboard. The 10 LEDs on the front of the panel can show off HDD activity with 4 differen...


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$24.99

Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel - Silver w/ Blue LED Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel - Silver w/ Blue LED
Brand: Bitspower International Co., Ltd.  

The Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel fits in a standard, single 5.25" drive slot and allows you to control two fans. Each fan can pull up to 12 Watts of power each. The unit also displays HDD activity via the HDD activity signal it pulls from the motherboard. The 10 LEDs on the front of the panel can show off HDD activity with 4 differen...


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$24.99

Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel - Silver w/ Red LED Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel - Silver w/ Red LED
Brand: Bitspower International Co., Ltd.  

The Bitspower XPIII 5.25" HDD Status Display / Fan Control Panel fits in a standard, single 5.25" drive slot and allows you to control two fans. Each fan can pull up to 12 Watts of power each. The unit also displays HDD activity via the HDD activity signal it pulls from the motherboard. The 10 LEDs on the front of the panel can show off HDD activity with 4 differen...


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$24.99

Cooljag 3-Speed Expansion Slot Fan Speed Controller w/ RPM Sensor Lead Cooljag 3-Speed Expansion Slot Fan Speed Controller w/ RPM Sensor Lead
Brand: Cooljag  

The Cooljag 3-Speed Expansion Slot Fan Speed Controller w/ RPM Sensor Lead fits in one expansion slot. It powers a 3-pin fan and has a 3-pin connector for the RPM Sensor cable that can be plugged into the motherboard so your BIOS can check the fan speed. The unit is powered by a standard 4-pin power connector and and the slider switch, accessible at the expansion sl...


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$9.99

Dual Channel Thermal Fan Controller Dual Channel Thermal Fan Controller

Ever want your fans to be on only when you need them? The Thermal Fan Controller is the perfect solution! It will turn your connected fans on at ~87°F (30°C) and keep them on until the environment temperature gets back to ~80°F (27°C). This fan controller works great for entertainment stands, inside computers, and other temperature sensitive areas! Multiple ...


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$14.99

Evercool Extended Cooling System (ECS GT-365) Evercool Extended Cooling System (ECS GT-365)
Brand: Logisys  

The Extended Cooling System cools the computer's hardware for 5 minutes after the motherboard has been shut down. This avoids spikes in temperatures due to sudden loss of cooling after shut down.


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$10.99

FrozenCPU Deluxe Multi Power Port - 12V / 7V / 5V (OF12) FrozenCPU Deluxe Multi Power Port - 12V / 7V / 5V (OF12)
Brand: FrozenCPU  

The Deluxe Multi Power Port has so many functions you can use. Just one 4-pin power connector of either molex or floppy connectors activates the power port. After the PCB is powered you have 4 x 12V 3-pin headers, 4 x 7V 3-pin headers, 4 x 5V 3-pin headers, and 3 x 4-pin power connectors. The backside of the device is equipped with peel and stick tape to adhere ...


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$14.99

FrozenCPU Dual Voltage 6 Port Baybus w/ Blue/Red LED FrozenCPU Dual Voltage 6 Port Baybus w/ Blue/Red LED
Brand: FrozenCPU  

The baybus allows you to control the speed of the fans via a simple switch with three different settings. This allows fans to run at full speed (12v), half speed (7v), or off. With a baybus, you can make all the fans in your case virtually silent while you’re surfing the web or using other low demand applications. At the flip of a switch you can be back at full coolin...


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$28.99

FrozenCPU FC1 External Fan Controller FrozenCPU FC1 External Fan Controller
Brand: FrozenCPU  

Connect one end of fan controller to a 3-pin fan connector and the other to the 3pin fan connector on your motherboard. When the speed control knob is turned fully counter-clockwise, the fan speed is minimum reducing the noise. Turn the other way to increase cooling. Variable speed control.


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$6.99

FrozenCPU Silver PWM 6x Fan Controller 5.25" Bay FrozenCPU Silver PWM 6x Fan Controller 5.25" Bay
Brand: FrozenCPU  

This little device is a Pulse Width Modulation 6x fan controller that is capable of controling a number of fans! With three rheo dials supporting two fans each and two on/off switches (great for turning cathodes on and off!), this unit is ideal for any computer user with lighting and low noise in mind. Included: -Fan controller unit -bay mounting screw (4 pcs) -...


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$26.99

FrozenCPU Universal Rheobus Knob FrozenCPU Universal Rheobus Knob
Brand: FrozenCPU  

The FrozenCPU Universal Rheobus Knob will attach to any rheobus control stalk that is smaller than 6 mm. The knob includes a tightening screw that will secure the knob to the control stalk by pushing into it.


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$4.99

FrozenCPU Variable Speed RheoBus Kit - Version 3 FrozenCPU Variable Speed RheoBus Kit - Version 3
Brand: Sunbeam  

This RheoBus fan controller kit comes with a template so you can drill out the holes to fit the kit anywhere you like! With dual color LEDs and smooth moving knobs, this RheoBus is a great addition to any case. This unit can easily fit in any 5.25" bay or even more creative spots, like the top of your case!


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$27.99

FrozenCPU.com 3 Speed Fan Power Cable FrozenCPU.com 3 Speed Fan Power Cable
Brand: FrozenCPU  

The FrozenCPU.com 3 Speed Fan Power Cable is a perfect cable to manually set your fans to the desired speeds without using costly devices. Plus it features a pass-through 4-pin connector, so you can easily daisy-chain the cable. Plug your 3-pin fan into the desired voltage cable and your done!


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$6.99

FrozenCPU.com Fully Automated Thermal Switch - 40° C Threshhold (On at 40°C / Off at 32°C or Less) FrozenCPU.com Fully Automated Thermal Switch - 40° C Threshhold (On at 40°C / Off at 32°C or Less)
Brand: FrozenCPU  

FrozenCPU.com Thermal Switch - 40° Threshold is an inline thermal temperature controller. This switch reacts only to thermal affects and requires no electricity to operate. Normally open switch closes at rated temperature sending power to fan. Swivel bracket allows switch to be mounted to any flat surface. Custom switch harness available for easy installation in 3-p...


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$9.99

FrozenCPU.com Fully Automated Thermal Switch - 50° Threshhold (On at 50°C / Off at 39°C or Less) FrozenCPU.com Fully Automated Thermal Switch - 50° Threshhold (On at 50°C / Off at 39°C or Less)
Brand: FrozenCPU  

FrozenCPU.com Thermal Switch - 50° Threshold is an inline thermal temperature controller. This switch reacts only to thermal affects and requires no electricity to operate. Normally open switch closes at rated temperature sending power to fan. Swivel bracket allows switch to be mounted to any flat surface. Custom switch harness available for easy installation in 3-p...


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$9.99

FrozenCPU.com Fully Automated Thermal Switch - 60° C Threshhold (On at 60°C / Off at 47°C or Less) FrozenCPU.com Fully Automated Thermal Switch - 60° C Threshhold (On at 60°C / Off at 47°C or Less)
Brand: FrozenCPU  

FrozenCPU.com Thermal Switch - 60° Threshold is an inline thermal temperature controller. This switch reacts only to thermal affects and requires no electricity to operate. Normally open switch closes at rated temperature sending power to fan. Swivel bracket allows switch to be mounted to any flat surface. Custom switch harness available for easy installation in 3-p...


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$9.99

Koolance CTR-CD10BK 5.25" Pump & Fan Speed Controller - Black Koolance CTR-CD10BK 5.25" Pump & Fan Speed Controller - Black
Brand: Koolance  

The Koolance CTR-CD10BK 5.25" Pump & Fan Speed Controller is a speed controller and temperature monitoring unit for 12 Volt pumps and fans that mounts in a standard 5.25" drive bay. It includes all features found in Koolance's top-end cooling systems, with a newly revised controller circuit for operation with a Koolance PMP-400 or PMP-450 pump. The CTR-CD10 has two...


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$99.99

Koolance CTR-CD10SL 5.25" Pump & Fan Speed Controller - Silver Koolance CTR-CD10SL 5.25" Pump & Fan Speed Controller - Silver
Brand: Koolance  

The Koolance CTR-CD10SL 5.25" Pump & Fan Speed Controller is a speed controller and temperature monitoring unit for 12 Volt pumps and fans that mounts in a standard 5.25" drive bay. It includes all features found in Koolance's top-end cooling systems, with a newly revised controller circuit for operation with a Koolance PMP-400 or PMP-450 pump. The CTR-CD10 has two...


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$99.99

Lamptron 20W - 4 Channel Aluminum Rheobus w/ Blue Backlit LED - Black (FC-4) Lamptron 20W - 4 Channel Aluminum Rheobus w/ Blue Backlit LED - Black (FC-4)

The Lamptron 20W - 4 Channel Rheobus w/ Blue Backlit LED is a rock solid choice for fan controlling. Able to handle up to 20W per channel this unit has no problem handling multiple fan set-ups. This controller is designed to seamlessly integrate with modern high-end PC chassis. Each channel control knob is illuminated blue when on with non-direct soft light techn...


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$20.99

Lamptron 20W - 4 Channel Aluminum Rheobus w/ Blue Backlit LED - Silver (FC-4) Lamptron 20W - 4 Channel Aluminum Rheobus w/ Blue Backlit LED - Silver (FC-4)

The Lamptron 20W - 4 Channel Rheobus w/ Blue Backlit LED is a rock solid choice for fan controlling. Able to handle up to 20W per channel this unit has no problem handling multiple fan set-ups. This controller is designed to seamlessly integrate with modern high-end PC chassis. Each channel control knob is illuminated blue when on with non-direct soft light techn...


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$20.99

Lamptron Fan-Atic 5 Port Military Switch Baybus - Black Lamptron Fan-Atic 5 Port Military Switch Baybus - Black
Brand: FrozenCPU  

The Lamptron Fan-Atic 5 Port Military Switch Baybus uses machined aluminum to organize five, high-performance toggle switches that can handle 60 Watts of power each. Each channel can run at 5V or 12V (or be turned off) by the toggle switches - and the switches use colored LEDs to show what state they are in! Blue indicates 5V, Red indicates 12V and neither LED is li...


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$39.95

 
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