Coolerguys Thermal Fan Controller (Rev. 4)

★★★★★ 4.7 105 reviews

$24.95
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Management number 225289612 Release Date 2026/05/09 List Price $9.98 Model Number 225289612
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Coolerguys Thermal Fan Controller (Rev. 4) Designed to work with our 100-240v 12/5v External Power Supply or any standard computer supply to power 12v devices. NOT COMPATIBLE WITH ANY LITE KITS or 5v FANS This controller has 2 functions. 1. Continuously power up to 2000ma (2A) worth of devices when the switch is in the up position (top green led will be lit) 2. Thermally control up to 2000ma (2A) worth of devices when the back switch is in the bottom position, when the temperature is >=88F(31C) it will power on the 3pin ports and stay powered on until the temperature falls below 81F(27C). Package Includes (1) Controller Device: 75mm x 44mm x 25mm / Cutout: 68mm x 38mm (1) Thermal Probe 18" (please leave the protective shield on) Specifications: (1) 4pin female molex port, 12v, ground, ground, 5v to power the device (4) 3pin male connectors, 12v & ground out only, 3rd pin inactive (1) 3mm Green LED, only lights when you are using in continuous mode with switch in up position (1) 3mm Dual Red/Green LED, when switch is in down thermal control position this will be red when below 81F and Green when the controller has activated the 3pin devices *Controller draws 100ma *Maximum power draw to not exceed 1800ma (1.8A) or it can damage the device

  • DUAL FUNCTIONALITY: Effortlessly switch between continuous power mode and thermal control mode, enabling seamless operation for your 12V devices.
  • SMART TEMPERATURE REGULATION: Automatically powers devices when the temperature reaches 88°F (31°C) and turns off at 81°F (27°C), ensuring efficient cooling and energy savings.
  • SUPPORTS MULTIPLE FANS: Control up to 4 fans with a combined maximum power draw of 1800mA (1.8A), ideal for managing high-performance cooling setups.
  • WIDE COMPATIBILITY: Works with 100-240V 12/5V external power supplies or standard computer supplies, providing versatility for various applications.
  • COMPACT & DURABLE DESIGN: Small form factor (75mm x 44mm x 25mm) with a precise cutout size (68mm x 38mm), making it easy to integrate into your setup while ensuring reliability.
  • THERMAL PROBE INCLUDED: Comes with an 18-inch thermal probe for accurate temperature detection, protected by a durable shield for long-lasting performance.
UPC 840556098690
ASIN B0085EHCDQ
Color black
Model 840556098690
Brand Name coolerguys
Unit Count 1.0 Count
Item Weight 2 Ounces
Part Number 840556098690
Display Type LED
Manufacturer Coolerguys
Material Type Copper
Operating Temperature 88 Degrees Fahrenheit
Item Dimensions L x W x H 2.95"L x 1.73"W x 1.02"H

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4.7 out of 5
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105 ratings | 43 reviews
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