WDERAIR DC 120mm x 38mm 4Pin PWM Computer Case Fan High CFM 12V Brushless for DIY Small Box CPU Mining Rack Ventilation Cooling Exhaust - P1238

120mm Case Cooler120 x 120 x 38 mm ( 4.7 x 4.7 x 1.5 inch ) ^^
Rated Voltage: 12V ^^
Airflow: 238
CFM ^^ Noise: 58 dBA ^^
Speed: 5300 RPM ^^ power 23.5 w ^^ High CFM Computer Fan4PIN; (+): Red
Wire; (-): Black Wire. FG functionYellow Wire;
PWM: Blue Wire. High air flow to enhance cooling performance and special high profile fan blades for maximum air flow ^^ Highly Efficient CoolingGood for computer case, radiator and cpu heatsink cooling, server cabinet, rackmount case, refrigerator exhaust, 3d Printer enclosure, project ventilation, PC chassis and electronic equipment ^^ PWM RegulationSupports intelligent speed control, automatically adjusts the fan speed according to the motherboard temperature to meet different cooling needs. There will be some noise at full speed, and the run percentage can be adjusted to balance the output ^^ Double Ball BearingThis high static pressure fan with double ball bearings has a rated life of 50, 000 hours and allows the fan to be mounted vertically or horizontally. The impedance-protected motor and pure copper coils provide high resistance to heat, extending the life of the unit ^^ Service & SupportPlease feel free to inquire if you have any problems using the product or need technical support. We will respond as soon as possible.