Smart Speed Controller For Laptop / Notebook Dc 5v Pwm Cooling Fan 4-pin Us

US $540

Guangzhou, Guangdong Province, China
Jun 9th

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Note: This is an online auction. If you want to get the item immediately or in wholesale lots, please click here to Buy It Now item. Smart Speed Controller For Laptop / Notebook DC 5V PWM Cooling Fan 4-Pin Profile: Are you disturbed by the laptop/notebook fan's noise? This controller adjust fan speed according to temperature, can lower the noise and save the energy. All in automatically, does not need any manual operation at all. It is tiny size, entire board insulated by rubber, suit for laptop / notebook / projector / other electronic devices' cooling fan. Performance: 30 centigrade: cooling fan no noise 45 centigrade: cooling fan start to be noise 60 centigrade: about 60% speed 70 centigrade: 100% full speed Features: 1. Designed life: 10 years 2. Input 5VDC. 3. Fan power 2.5W max, fan current 0.5A max. 4. Power supply wires length 9cm (3.5 inch), output wires length 9cm (3.5 inch). 5. Matching fan: DC5V, 4-wire, PWM cooling fan. 6. Size: 26 x 9mm (or 1 x 0.4 inch) 7. Net weight: 10g (0.35oz) Hooking: As below: controller parallel connect to original wires (note "controller yellow" to "original green"), cut off the original PWM wire, the sensor can be put between the heat sink ducts. Note: 1. What you bid does not include the coin. 2. The two-black-wire is temperature sensor, don't remove the protection plastic. Knowledge: What's the different of 2 3 4 wires cooling fan? 2-wire: "+" and "-" wire for power supply, old style cooling fan. 3-wire: "+" ,"-", "TACH", the TACH wire can feedback fan speed to laptop, once fan stop, it will alarm. 4-wire: "+", "-", "TACH", "PWM", the PWM wire send speed controlling signal to cooling fan. Any other question, please feel free to contact us. We will reply your message in 24 hours. Shipping We provide combined shipping. Nomally, The delivery time of airmail is 7-15 business days. EMS (5-7 business days) and DHL / UPS (2-4 business days) are available, but the shipping fees are higher. Please contact us first Payment We accept Paypal only. Warranty 14 days warranty. Feedback If you aren't satisfy the item you received, please contact me first. Please don't leave negative (neutral) feedback without communication. eBay Cross Border Trade powered by Channel Effect On Jun-09-16 at 19:54:28 PDT, seller added the following information: