Fan GELID SOLUTIONS Silent 4 (FN-SX04-42)

Designed for silence lovers, the GELID Solutions Silent 4 case fan delivers more airflow without compromising noise levels. Specially designed blades and a durable hydrodynamic bearing guarantee ultra-low noise levels. To bring the sound level closer to zero, you can replace the standard mounts with special anti-vibration screws made of high quality, durable, heat-resistant rubber, this will prevent the transfer of vibration from the fan motor to the computer case .