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Noctua NF-A12x25 PWM 120mm case fan in beige and brown
Noctua

Noctua NF-A12x25 PWM

Expert rating9 / 10

Case FansView on noctua.at
Fan Size:
120 mm
Bearing Type:
SSO2
Lighting:
None
Airflow:
58 CFM
Static Pressure:
2.34 mmH2O
Max Speed:
2000 RPM
Noise Level:
22.6 dBA
PWM Control:
Yes

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Manufacturer: Noctua Last updated: September 8, 2026

Noctua NF-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty) Review

The Noctua NF-A12x25 PWM is a 120mm fan rated for 58 CFM of airflow and 2.34 mmH2O of static pressure, spinning to a 2000 RPM maximum at a 22.6 dBA noise ceiling, using an SSO2 bearing rated for 150,000 hours and backed by a 6-year warranty, with full PWM control and no RGB.

This is the reference benchmark for 120mm fans — independently confirmed as the best airflow among tested 120mm fans while also excelling at static pressure, a rare dual-purpose combination. The 58 CFM plus 2.34 mmH2O performs well both unobstructed and against radiator or mesh resistance, and 22.6 dBA makes it independently the quietest among tested fans. The SSO2 bearing's 150,000-hour rating and 6-year warranty are among the longest in the category, and the no-RGB stance reflects Noctua's consistent philosophy of acoustic and thermal engineering over aesthetics.

Airflow and Static Pressure

Independently confirmed as the best airflow among tested 120mm fans while also excelling at static pressure, a rare dual-purpose combination. The 58 CFM plus 2.34 mmH2O performs well both unobstructed and against radiator or mesh resistance, meaning a single fan works in any position rather than forcing a split between airflow-optimised and pressure-optimised models.

Acoustics and Bearing Longevity

22.6 dBA makes it independently the quietest among tested fans. The SSO2 bearing is rated for 150,000 hours and the 6-year warranty is among the longest in the category, reflecting Noctua's acoustic and thermal engineering focus over aesthetics.

PWM Control and RGB

Full PWM control lets the fan curve be tuned across its range. No RGB is included by design — Noctua's consistent philosophy of acoustic and thermal engineering over aesthetics.

Comparison to Alternatives

Against the NF-A12x25 G2, the newer generation pushes static pressure to 3.94 mmH2O at the same 22.6 dBA, making it a genuine upgrade for radiator builds. Against the Arctic P12 PST, that budget fan delivers roughly 80% of the performance at under one-third of the price.

Specifications

Identity and packaging

BrandNoctua
ModelNF-A12x25 PWM
Fan Thickness25 mm
Pack Quantity1

Design

Fan Size120 mm
Bearing TypeFluid Dynamic
LightingNone

Performance

Static Pressure2.34 mmH2O
Max Speed2000 RPM
Noise Level22.6 dBA
PWM ControlYes

Performance at maximum speed

Airflow60.09 CFM

Performance at quiet speed

Min Speed460 RPM
Quiet Speed1700 RPM
Airflow At Quiet Speed49.73 CFM
Noise Level At Quiet Speed18.8 dBA
Zero RPM CapableYes

Motor and bearing

Bearing Marketing NameSSO2
Rated Life150000 hours
Blade MaterialReinforced LCP

Airflow direction and frame

Mounting Hole Spacing105 mm
Anti Vibration PadsYes

Power and control

Max Power Draw1.68 W

Connection and daisy chain

Connector Type4-Pin PWM
Lighting ConnectorNone

Lighting

RGB LightingNo
Lighting TypeNone

Physical and finish

ColorwayBrown And Beige
Cable Length200 mm
Weight200 g

Market

Warranty6 years
Source URLhttps://noctua.at/en/nf-a12x25-pwm/specification

Expert Review

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

Expert rating9 / 10

The reference benchmark for 120mm fans — best-tested all-around performance and quietest in its class, with class-leading bearing longevity.

Best for

  • Buyers wanting the single best-tested all-around 120mm fan for any position.
  • Premium builds where noise and longevity matter most.

Not for

  • Tight budgets filling an entire case — the Arctic P12 PST 5-pack is better value.

FAQs

What are the key specifications of the Noctua NF-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty)?

The Noctua NF-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty) is a case fan from Noctua. Key specs: Fan Size 120, Bearing Type SSO2 (150,000hr rated), Lighting None, Airflow 58, Static Pressure 2.34.

Will the Noctua NF-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty) work with my current setup?

The Noctua NF-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty) lists Fan Size is 120. 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-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty) best suited to?

It suits buyers wanting the single best-tested all-around 120mm fan for any position., premium builds where noise and longevity matter most..

What are the drawbacks of the Noctua NF-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty)?

It is a poor fit for tight budgets filling an entire case — the arctic p12 pst 5-pack is better value..

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