{"product_id":"12v-dc-pwm-fan-temperature-speed-controller-noise-reduction-module","title":"12V DC PWM Fan Speed Controller – Auto Temp Control \u0026 Alarm","description":"\n\u003ch2\u003eHUXUAN 12V DC PWM Fan Temperature Control Speed Controller\u003c\/h2\u003e\n\u003cp\u003eKeep your computer or electronic chassis running cool and quiet with this intelligent \u003cstrong\u003e12V DC PWM Fan Temperature Control Speed Controller\u003c\/strong\u003e from HUXUAN. Designed for 2-wire and 3-wire fans, this compact module automatically adjusts fan speed based on real-time temperature readings — so your equipment stays optimally cooled without unnecessary noise.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomatic Temperature Control:\u003c\/strong\u003e Built-in temperature monitoring continuously tracks your device's operating conditions and adjusts fan speed accordingly — delivering the right airflow exactly when it's needed, saving energy in the process.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuieter Operation:\u003c\/strong\u003e By ramping fan speed up or down based on actual thermal load, this controller dramatically reduces unnecessary fan noise, letting you focus on your work or gaming without distraction.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Compatible with most standard 2-wire and 3-wire 12V DC fans, including CPU cooling fans, chassis fans, and fans used in other electronic devices — highly flexible and versatile.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy DIY Installation:\u003c\/strong\u003e Simple, straightforward design means you can install this controller yourself without needing a professional technician. Just connect and go.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExtends Equipment Lifespan:\u003c\/strong\u003e Precise, timely thermal management keeps your components running at their optimal operating temperature, reducing wear and helping your hardware last longer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFan Alarm Function:\u003c\/strong\u003e Built-in alarm feature alerts you if the fan stops or malfunctions, giving you peace of mind that your cooling system is always working.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e HUXUAN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 12V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Fan Types:\u003c\/strong\u003e 2-wire and 3-wire PWM fans\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCooling Type:\u003c\/strong\u003e Air-cooled\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 9-inch (please refer to product images for exact dimensions)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 1 × Fan Temperature Control Speed Controller Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePlease Note\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDue to manual measurement, please allow a tolerance of 1–3 mm.\u003c\/li\u003e\n  \u003cli\u003eColors may vary slightly from product images due to differences in monitor display settings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10cm-wireless-led-motion-sensor-night-light-type-c-rechargeable-cabinet-wardrobe-lamp-for-staircase-backlight-kitchen-lighting\"\u003e10CM Wireless LED Motion Sensor Night Light – Type-C Rechargeable Cabinet Lamp\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-100pcs-microfiber-towels-car-wash-drying-cloth-towel-household-cleaning-cloths-auto-detailing-polishing-cloth-home-clean-tools\"\u003eMicrofiber Towels – Car Wash \u0026amp; Home Cleaning Cloths\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-precision-japanese-double-edged-hand-saw-sk5-steel-fine-toothed-for-carpentry-and-gardening-6-inch-blade-portable-mini-1\"\u003e1pc Precision Japanese Double-Edged Hand Saw – SK5 Steel, Portable Mini\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What types of fans are compatible with this 12V DC PWM fan speed controller?\u003c\/h4\u003e\n\u003cp\u003eA: This fan temperature control speed controller is designed to work with standard 2-wire and 3-wire 12V DC fans, including CPU cooling fans, chassis fans, and fans used in various electronic devices. Its wide compatibility makes it a flexible solution for most home and office computer setups.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does the automatic temperature control feature work?\u003c\/h4\u003e\n\u003cp\u003eA: The module includes a built-in temperature sensor that continuously monitors the operating temperature of your equipment. As the temperature rises, the controller increases fan speed to boost airflow; as the temperature drops, it reduces fan speed — keeping noise low while maintaining efficient cooling at all times.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What does the fan alarm function do?\u003c\/h4\u003e\n\u003cp\u003eA: The fan alarm feature monitors fan operation and triggers an alert if the fan stops spinning or malfunctions. This helps you quickly identify cooling issues before they can affect your equipment's performance or longevity.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is professional installation required for this fan speed controller?\u003c\/h4\u003e\n\u003cp\u003eA: No professional installation is needed. The controller is designed for easy DIY setup — simply connect it to your fan and power supply following the included guidance, and it's ready to use right away.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What types of fans are compatible with this 12V DC PWM fan speed controller?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This fan temperature control speed controller is designed to work with standard 2-wire and 3-wire 12V DC fans, including CPU cooling fans, chassis fans, and fans used in various electronic devices. 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