Almost inaudible, excellent cooling Silent Wings 4 140 mm PWM White combines all the features of an almost inaudible fan with those of an extremely high-performance fan. A nearly inaudible 6-pole fan motor and anti-vibration corners combined with fan blades optimised for maximum airflow make Silent Wings 4 140 mm PWM White the perfect choice for the most demanding applications in high-end systems. https://elecena.pl/product/26087305/bl116-be-quiet-silent-wings-4-white-140-mm-pwm 2024-06-16 https://elecena.pl/product/26087305/bl116-be-quiet-silent-wings-4-white-140-mm-pwm 2025-10-14