Product Comparison: Noctua NF-S12A PWM vs Noctua NF-S12A FLX

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Noctua NF-S12A PWM Premium Quiet Fan

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Noctua NF-S12A FLX Premium Quiet Fan

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General Specifications

Brand

Noctua

Model

NF-S12A PWM

NF-S12A FLX

Origin

China

About the Product

The NF-S12A marks the third generation of Noctua’s signature S12 series quiet case fans. Featuring a further refined blade design with Anti-Stall Knobs that works in tandem with the new AAO frame, the NF-S12A improves the airflow/noise efficiency of its renowned predecessor by up to 8%.

The FLX version provides 1200/900/700rpm speed settings via the supplied Low-Noise Adaptors in order to give you full flexibility in fine-tuning the fan for maximum ventilation performance or near-silent operation.

Key Specs

Fan Bearing Technology

SSO2 Bearing

Max. Airflow

63.27 CFM

Speed

1200 RPM

What customers say about "Key Specs"

Noctua NF-S12A PWM Premium Quiet Fan

The amount of airflow from this particular model seems good.
There practically silent and provide great airflow in a low-medium static pressure setting.
This fan is perfect for use as an exhaust fan because of its low noise and high airflow.
This particular fan is airflow-optimized, as opposed to NF-F12s, which are pressure-optimized.
Quiet, moves a lot of air, high quality bearings.

Noctua NF-S12A FLX Premium Quiet Fan

Massive airflow and almost silent.
Airflow is excellent. Highly recommend.
Probably the quietest fan I've ever used and yet still has great airflow.
The fan is very quiet and moves a lot of air.
Insanely good performance! Very quiet, high airflow.

Size & Weight

Height

4.72 in.

Width

4.72 in.

Depth

0.98 in.

Weight

6.4 oz.

Features

Number of Coolers

Noise Level

17.8 dB

Extras

Low-Noise Adapter, Anti-Stall Knobs, AAO frame, Integrated anti-vibration pads

Low-Noise Adapter, Anti-Stall Knobs, AAO frame

What customers say about "Features"

Noctua NF-S12A PWM Premium Quiet Fan

Amazing fans as usual. Extremely quiet.
They are 4 pin, so if you have the proper controller they can go as low as 20% on a fan controller, instead of 40% on a non-PWM controller.
It is quiet. I can hear the airflow of course, which is not a problem.
These fans are very quiet, even without the included low-noise adapter.
The fan is very quiet and moves a decent amount of air.

Noctua NF-S12A FLX Premium Quiet Fan

Much more quiet than the stock fan and same airflow.
Great airflow with impressively little noise.
The build quality is excellent.
These things are quieter than my desk fan!
These fans are ridiculously quiet even on the medium setting and they sure do move a lot of air.

Warranty / Certifications

Certifications

CE, FCC

Manufacturer Warranty

6 year(s)

Other Information

Manufacturer

Link

Manual

Download