Item Name: 12V 3.90A Cooling Fan 12cm Super Air Volume Fan Double Ball Cooling Fan. Product Description
12V 3.90A Cooling Fan 12cm Super Air Volume Fan Double Ball Cooling FanFeatures:lMade of high quality material, durable and practicallReplacement cooling fan for the original damaged, old and non-working onelImprove the cooling performance of the device which can extend its service lifelCan draw heat away from your device, improve heat dissipationSpecification:lFan Frame/Blade Material: PBT + 30% Glass Fiber + VO Grade Flame RetardantlSize: 12012038mmlVoltage: DC12VlAir Volume: 252.85CFM (7.16m3/min)lWind Pressure: 1.412 in H2O (351.7 Pa)lWeight: 0.351kglNoise: 66.5 dB(A)lPower: 57.6WlSpeed Regulation: Support Motherboard PWM Speed RegulationlInterface: Motherboard 4p + Power Supply Large 4d Dual Power Supply InterfacelLine Length: 35cmlNumber of Revolutions: 5500 RPMlBearing: High Precision Ball BearingPackage:l1x Cooling FanNotice:lThe fan is very violent, please pay attention to safety when testinglIn the case of motherboard PWM speed regulation, the speed is adjusted to 1050 rpm below 10%, and the fan increases by 405 rpm for each level of adjustment from 10% to 100%. Due to the current limit of the motherboard, it cannot reach 5500 rpm.lDirectly connected to the power supply 12V positive and negative 2-pole power supply, can reach the maximum speed
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