Style:140MM PWM
be quiet! silent Wings 3 140mm PWN stands for state-of-the-art technology, virtually inaudible operation and superior cooling. It meets all the requirements to be a perfect choice for heat sinks, PC cases and radiators.virtually inaudible operation at max. 15.5Db(a)6-pole fan motor with three phases giving very low power consumption and less vibrationadvanced fluid-dynamic bearing enables super-long life span up to 300, 000hrubberized fan frame with funnel-shaped Air inlets for extremely high Air pressureseven fan blades with optimized surface structures ensure excellent airflowremovable anti-vibration mountings reduce transmission of vibrationspwm controlled fan speed by the motherboardgerman product conception, design and quality controlthree years manufacturer's warrantysilent Wings 3 PWR fans are your best choice for any application that requires the ultimate in quiet operation and uncompromised performance.