Coolers case fan 140mm be quiet! silent wings 4 pwm high speed white 1.900rpm durable fluid-dynamic bearing, bl117

Model name: BE QUIET! SILENT WINGS 4 PWM

No compromise silence and performance

Silent Wings 4 140mm PWM high-speed White combines all features of a virtually inaudible with an extremely performant fan for the most demanding applications.

• Optimized fan blades for the highest performance on radiators and heat sinks
• Small tip clearance and a fan frame with funnel-shaped air outlets for extremely high air pressure
• Very silent operation even at maximum speed
• 6-pole fan motor and fluid-dynamic bearing for less vibration and very smooth operations
• Anti-vibration mounting with push pins and screwed installation option
• Super-long lifespan of up to 300,000h
• Elegant look in an all-white design