Be Quiet! Silent Wings 4 PWM High-Speed fan, 140 mm

Article nr: C71781
  • 140 mm
  • 1900 RPM
  • 4-pin PWM interface
  • Very quiet
  • Five-year manufacturer's warranty
€30.99
 
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be quiet! Silent Wings 4 fan series is equipped with first-class features. They are suitable as fans for liquid chillers as well as case fans. The fan blades are optimised for quiet operation, while providing high airflow.

be quiet! Silent Wings 4 fan series is equipped with first-class features. They are suitable as fans for liquid chillers as well as case fans. The fan blades are optimised for quiet operation, while providing high airflow.

Silent Wings 4 fans include two installation options. A pre-installed vibration dampening mount reduces noise-inducing vibrations to a minimum. For liquid coolers and heat sinks, the plastic mounting is an excellent choice. Both options provide quiet operation at normal speed.

the 6-pole fan motor is very low noise and quiet, with a maximum noise level of 29.3 dB(A). The advanced Fluid Dynamic Bearing reduces vibration significantly and guarantees a long life - up to 300 000 hours.

Technical specifications:

  • Size: 140 x 140 x 25 mm
  • Fan speed: 1900 RPM (100% PWM)
  • Airflow: 78.4 CFM / 133.20 m3/h
  • Static pressure: 2.36 mm H2O (100% PWM)
  • Noise level: 29.3 dBA (100% PWM)
  • Bearing: Fluid Dynamic Bearing, lifetime up to 300 000 hours
  • Connector: 4-pin PWM, cable length 50 cm
  • Single fan packing
  • Package includes: Silent Wings 4 PWM High-Speed 140 mm fan, 4 x mounting screws, 4 x mounting studs, rubber and hard plastic fasteners


  • 140 mm
  • 1900 RPM
  • 4-pin PWM interface
  • Very quiet
  • Five-year manufacturer's warranty
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