be quiet! Pure Wings 3 140mm Quiet PWM High-Speed Case Fan White Fan Speed-regulating Closed Loop Motor Extraordinary Air Pressure BL113

Innovative closed loop motor keeps the rpm no matter the air resistance Optimized fan frame for outstanding performance on radiators Newly designed fan blades and re-arranged angle for extraordinary air pressure Pure Wings 3 140mm PWM high-speed White can be operated with very low minimum rpm for very quiet operation Long life rifle bearing gives an operating lifetime of 80,000 hours Product conception, design and quality control in Germany