Noctua

Noctua NF-A14 PWM

Expert rating9 / 10

Fan Size:: 140mm
Bearing Type:: SSO2
Lighting:: No RGB
Airflow:: 82.5 CFM
Static Pressure:: 1.99 mmH2O
Max Speed:: 1500 RPM
Noise Level:: 24.6 dBA
PWM Control:: Yes

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Manufacturer: Noctua Last updated: 2026-09-12

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Noctua NF-A14 PWM Review

Noctua NF-A14 PWM 140mm case fan, 82.5 CFM airflow, 1.99 mmH2O static pressure, 1500 RPM max, 24.6 dBA, SSO2 bearing, No RGB, PWM control. Noctua's flagship 140mm all-rounder for silent high-airflow case cooling.

The NF-A14 PWM is Noctua's do-everything 140mm fan: enough airflow to keep a case well-fed, a wide 300-1500 RPM PWM range, and the brand's signature near-silent operation at typical desktop speeds. It uses the same SSO2 bearing and AAO frame tech found across Noctua's premium lineup, backed by a 6-year warranty. The brown-and-beige look is polarizing, but nobody buys this fan for the color scheme.

Build and Bearing

The SSO2 (Self-Stabilizing Oil-pressure) bearing is magnetically centered and rated for a very long service life, which is why Noctua backs it with a 6-year warranty, well beyond the 2-3 years typical of the category. The Advanced Acoustic Optimisation (AAO) frame, with vortex-control notches and a stepped inlet design, trims turbulence noise that ordinary fan frames don't address.

Where It Fits

As a case-intake or exhaust fan in a mid-tower or full-tower, the NF-A14 PWM moves enough air to matter without needing to run past 1000 RPM under a typical thermal load, keeping it inaudible over a GPU under load. It also works as a 140mm radiator fan on thinner radiators where its airflow-first blade design isn't badly hampered by back-pressure.

Comparison to Alternatives

Against the be quiet! Light Wings 140mm PWM high-speed, the Noctua wins on quiet-running pedigree and included accessories (low-noise adaptors, extension cables) but loses on looks, the Light Wings' ARGB ring is far more case-window friendly. Versus the Fractal Design Dynamic X2 GP-14, the NF-A14 PWM is louder at max RPM but delivers noticeably more airflow per dBA in the 800-1200 RPM range most builds actually run at.

Our verdict

Reviewed by Burooj Alam. Rated by us, not by users.

Expert rating9 / 10

The default recommendation for a 140mm airflow fan when looks don't matter and quiet running does.

Best for

Silent-focused builds
Case intake/exhaust in mid or full towers
Buyers who want a fit-and-forget 6-year fan

Not for

RGB-themed builds
Budget multi-fan upgrades
Thin 140mm radiators needing maximum static pressure

Specifications

What these specs mean

Identity and packaging

Brand	Noctua
Model	NF-A14 PWM
Fan Thickness	25 mm
Pack Quantity	1

Design

Fan Size	140 mm
Bearing Type	Fluid Dynamic
Lighting	None

Performance

Static Pressure	2.08 mmH2O
Max Speed	1500 RPM
Noise Level	24.6 dBA
PWM Control	Yes

Performance at maximum speed

Airflow	82.52 CFM

Performance at quiet speed

Min Speed	300 RPM
Quiet Speed	1200 RPM
Airflow At Quiet Speed	67.98 CFM
Noise Level At Quiet Speed	19.2 dBA
Zero RPM Capable	No

Motor and bearing

Bearing Marketing Name	SSO2
Rated Life	150000 hours
Blade Material	PBT

Airflow direction and frame

Mounting Hole Spacing	124.5 mm
Anti Vibration Pads	Yes

Power and control

Max Power Draw	1.56 W
Start Voltage	7 V
PWM Duty Floor	20 percent

Connection and daisy chain

Connector Type	4-Pin PWM
Lighting Connector	None

Lighting

RGB Lighting	No
Lighting Type	None

Physical and finish

Colorway	Brown And Beige
Cable Length	200 mm
Weight	190 g

Market

Warranty	6 years
Positioning	Premium

FAQs

What are the key specifications of the Noctua NF-A14 PWM (140mm/82.5 CFM/1.99 mmH2O Static Pressure/1500 RPM Max/24.6 dBA/SSO2 Bearing/No RGB/PWM)?

Key specs for the Noctua NF-A14 PWM: Airflow 82.52 CFM, Airflow At Quiet Speed 67.98 CFM, Static Pressure 2.08 mmH2O, Noise Level 24.6 dBA, Noise Level At Quiet Speed 19.2 dBA, Max Speed 1500 RPM.

Will the Noctua NF-A14 PWM (140mm/82.5 CFM/1.99 mmH2O Static Pressure/1500 RPM Max/24.6 dBA/SSO2 Bearing/No RGB/PWM) work with my current setup?

The Noctua NF-A14 PWM (140mm/82.5 CFM/1.99 mmH2O Static Pressure/1500 RPM Max/24.6 dBA/SSO2 Bearing/No RGB/PWM) lists Fan Size is 140 mm. Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits.

Who is the Noctua NF-A14 PWM (140mm/82.5 CFM/1.99 mmH2O Static Pressure/1500 RPM Max/24.6 dBA/SSO2 Bearing/No RGB/PWM) best suited to?

Best suited to: Silent-focused builds; Case intake/exhaust in mid or full towers; Buyers who want a fit-and-forget 6-year fan.

What are the drawbacks of the Noctua NF-A14 PWM (140mm/82.5 CFM/1.99 mmH2O Static Pressure/1500 RPM Max/24.6 dBA/SSO2 Bearing/No RGB/PWM)?

Not the best fit for: RGB-themed builds; Budget multi-fan upgrades; Thin 140mm radiators needing maximum static pressure.