be quiet! Pure Wings 2 140mm PWM high-Speed, BL083, Cooling Fan
Brand: be quiet!
Nine airflow-optimized fan blades that reduce noise-generating turbulence
Long life rifle bearing gives an operating lifetime of 80, 000 hours
A fan speed of 1, 600 rpm for extremely high air pressure
Even at maximum speed, operates at only 37. 3 dB(A)
Product conception, design and quality control in Germany