ARCTIC 92 mm F9 Silent Case Fan Very quiet motor Computer Almost inaudible Push- or Pull Configuration Black Model ACFAN00211A

F9 Silent 92 mm Low Noise Fan BUY NOW at Amazon CHOOSE VARIANT Variant Single Fan Colour TECHNICAL SPECIFICATIONS & MANUAL Virtually Silent Motor At low fan speed, the motor noise is the main source of unwanted noise. A newly developed motor with an enhanced bearing reduces friction and noise and enables almost silent operation. Maximum Quietness, Minimum Vibration Even at low speeds, the operating sound of the new ARCTIC motor is barely noticeable. Due to sinus-magnetizing the new motor only creates about 5 % of the vibration from the commutation of a regular DC motor without a filter. Innovative Design Enables Quiet and Efficient Ventilation The innovative design of the fan blades improves the airflow and facilitates a highly efficient ventilation. The impeller was designed with a focus on minimising the noise level yet delivering the desired airflow and pressure. Long Service Life The Fluid Dynamic Bear