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/Fans/Noctua NF-A9x14 HS-PWM

FAN MODEL / F021

Noctua NF-A9x14 HS-PWM

Noctua · NH-L9a-AM5 stock fan · 92 × 92 × 14 mm
Manufacturer specifications and TK Lab measurements are stored separately. Rated airflow, pressure, and noise follow the manufacturer's test conditions.

Rated maximum2,500 RPM
TK LAB · Measured maximum2,481 RPM
Rated max airflow33.84 CFM
Rated max pressure2.11 mmH₂O

RATED × MEASURED

Fan specification and measurement

Cooling tested
RPM CHECK
Rated range0–2,500 RPM
TK LAB · 100% PWM measured2,481 RPM2026-07-11 RPM screenshot / T024 / T077 / T081

Difference from rated maximum -19 RPM · -0.8%

Dimensions
92 × 92 × 14 mm
Bearing
SSO2
Control / connector
4-pin PWM
Rated max noise
23.6 dB(A)
Rated max airflow
33.84 CFM / 57.5 m³/h
Rated max static pressure
2.11 mmH₂O
Rated voltage / current
12 V / 0.21 A
Power
2.52 W
Weight
75 g
Warranty
6 years
MTTF / Expected life
150,000 h
Source tier
Manufacturer specification

Rated CFM, mmH₂O, and dB(A) use each manufacturer's own test conditions. They help identify product positioning but are not used as a cross-brand acoustic-performance ranking. TK Lab fields contain measured data only.

FAN × COOLER × TEST

Coolers tested with this fan

Open a cooler page or continue to the complete test record
TK NOTE / FAN

Specifications, acoustics, and fit

This section will collect rated specifications, measured maximum RPM, PWM range, sound character, adapter requirements, and heatsink fit. Formal acoustic rankings use only sound-meter data captured under controlled conditions.