The UK edition

be quiet! SILENT WINGS PRO 4 | 140mm PWM Computer case Fan 14 cm Black 1 pc(s)

£30.99

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Optimized fan blades for the highest performance on radiators and heat sinks. Speed switch allows changing maximum PWM speed between medium-speed, high-speed and ultra-high-speed (up to 2400 rpm). Small tip clearance and a fan frame with a funnel-shaped air outlet for extremely high air pressure. Virtually inaudible operation at regular speed. 6-pole fan motor for less vibration and power consumption. Fluid-dynamic bearing enables very smooth operation. Individual and easy mounting systems for use as a case fan or with a radiator. Super-long life-span of up to 300,000h. Valuable sleeved PWM cable and easy to install PWM connector. Elegant look with high-grade fan sticker in an all-black desi