be quiet! Silent Wings 4 140mm PWM High Speed - Fan

Optimized fan blades for the highest performance on radiators and heat sinks Small tip clearance and fan frame with funnel-shaped air outlets for extremely high air pressure Very silent operation even at maximum speed 6-pole fan motor for less vibration and power consumption Fluid-dynamic bearing enables very smooth operation Anti-vibration mounting with push pins for installation as a case fan An alternative screwed installation can replace the default mounting option PWM controlled fan speed through the motherboard Super-long lifespan of 300,000h Elegant look with high-grade fan sticker in an all-black design No compromise silence and performanceSilent Wings 4 140mm PWM high-speed combines all features of a virtually inaudible with an extremely performant fan. A 6-pol-motor and anti-vibration mountings combined with fan blades optimized for maximum airflow make Silent Wings 4 140mm PWM high-speed the perfect choice for the most demanding applications in high-end systems. Performance