be quiet! Pure Wings 2 120mm 9 Blade PWM Airflow/Pressure Fan

Pure Wings 2: Outstanding Reliability And Silent CoolingThe Pure Wings 2 family fans are unique in their class, combining outstanding reliability, silent cooling, and a great price-for-performance ratio. Its impressive how much quiet technology the German engineering team has crammed into these fans at this amazing price. They are the ultimate reason to put well-known be quiet! silent cooling in your PC if you havent already done so.The Pure Wings 2 120mm PWM model combines all of the above essential features. It provides maximum cooling airflow and operating noise levels down to a silent 20.2dB(A). The increased air pressure makes the fans especially recommended for use in water cooling and air cooling setups.FeaturesPractically Silent Operation Nine silence-optimized fan blades with high airflow capabilities reduce noise-generating turbulences while increasing air pressure. Very quiet operation even at maximum speed, with noise of 20.2dB(A).Variable Speed Function Pulse Width Modulation (PWM) allows compatible 4-pin controllers (including those built into many motherboards) to intelligently vary the speed (and thus the noise level) of the fan. With PWM your system can ramp up the cooling when its needed, or operate in maximum quiet mode when its not.Product conception, design and quality control in Germany Perfect choice for home and office PCs, gaming and multimedia systems. Especially recommended for use in water cooling and CPU cooling builds. High-quality rifle bearing technology contributes to a very long lifespan of up to 80,000 hours. 3-years manufacturers warranty.Individual Fan SpecificationsFan Diameter120mmFan Depth25 mmFan Speed1500 rpmFan Blades9PWMYesFan SpecializationAirflow/PressureAirflow51.4 CFMAir Pressure1.25 mm HOSound Level (dBA)20.2 dBASound Level (Sone) Motor Type4-pole MotorBearing TypeRifle BearingManual Speed ControllerNoMaterialPlasticFan ColourBlackLEDNoLED Colour MTBF80,000 HoursFan FixingScrew FixingCable length460 mmConnectors1 x 4-pin-Product Type: Case FanFan Size: 120mmMax Fan Speed: 1500RPMFan Colour: BlackLED Colour: NoneConnections: 4-Pin Fan