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Noctua NF-S12A FLX 1200rpm 120mm Quiet Case Fan (17.8dB)


Availability: In stock

Quick Overview

The Noctua NF-S12A FLX fan is the third evolution of the quiet fan series.  Providing an astonishing amount of airflow for a fan that maxes our at just 17.8dB, this is the pinnacle of quiet fan design.  If you really inist on the quietest PC you can possibly have, then make sure you case is built with these fans.

They aren't just quiet, they have great cooling performance too.

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The NF-S12A marks the third generation of Noctua’s signature S12 series quiet case fans, which have received more than 250 awards and recommendations from the international press. Featuring a further refined blade design with Anti-Stall Knobs that works in tandem with the new AAO (Advanced Acoustic Optimisation) frame, the NF-S12A improves the airflow/noise efficiency of its renowned predecessor by up to 8%. The PWM version sports Noctua’s custom designed NE-FD1 IC for fully automatic speed control via 4-pin fan headers and comes with a Low-Noise-Adaptor to reduce the maximum speed during PWM control from 1200 to 900rpm. Its superb running smoothness,SSO2 bearing and Noctua’s trusted premium quality make it an elite choice for quiet case cooling.


Size   120x120x25 mm
Connector   4-pin PWM
Bearing   SSO2
Blade Geometry   S-Series with Anti-Stall Knobs
Frame Technology   AAO (Advanced Acoustic Optimisation)
Rotational Speed (+/- 10%)   1200 RPM
Rotational Speed with L.N.A. (+/- 10%)   900 RPM
Min. Rotational Speed (PWM, +/-20%)   300 RPM
Airflow   107,5 m³/h
Airflow with L.N.A.   83,2 m³/h
Acoustical Noise   17,8 dB(A)
Acoustical Noise with L.N.A.   10,7 dB(A)
Static Pressure   1,19 mm H2O
Static Pressure with L.N.A.   0,73 mm H2O
Max. Input Power   1,44 W
Max. Input Current   0,12 A
Voltage   12 V
MTBF   > 150.000 h
Scope of Delivery  
  • Low-Noise Adaptor (L.N.A.)
  • 4-Pin Y-Cable
  • 30cm Extension Cable
  • 4 Vibration-Compensators
  • 4 Fan Screws
Warranty   6 years