The NF-A4x20 is a fan that utilizes cutting-edge aerodynamic design features such as Flow Acceleration Channels and Noctua's AAO frame system. The FLX version offers three speed settings (5000/4400/3700 rpm) through the included low-noise adapters, providing full flexibility between maximum airflow and near-silent operation. Its exceptional smoothness, the SSO2 reference-class bearing, and Noctua's proven premium quality make the NF-A4x20 an exquisite choice for the highest demands.
Fan dimension | 40 mm |
Items per sales unit | 1 x |
power connector | 3-pin |
input voltage | 12 V |
Airflow | 9.40 m³/h |
Max. noise level | 14.90 dB |
LED colour | without LED |
Item number | 6399991 |
Manufacturer | Noctua |
Category | PC fans |
Manufacturer no. | NF-A4x20 FLX |
Release date | 4.8.2017 |
External links |
Colour | Beige, Brown |
Exact colour description | Beige, Brown |
Fan dimension | 40 mm |
PC fan type | PWM fan |
Fan type | Silent |
Max. Speed | 5000 RPM |
Max. noise level | 14.90 dB |
Airflow | 9.40 m³/h |
Static pressure | 2.26 mmH20 |
LED colour | without LED |
Fan mounting | Screws |
Fan bearing type | SSO2 |
Speed regulation | Fan control |
power connector | 3-pin |
Power consumption (active) | 0.60 W |
input voltage | 12 V |
Cable length | 0.30 m |
Electric current | 0.05 A |
Items per sales unit | 1 x |
Scope of delivery | Screws, Y-split cable |
Country of origin | China |
CO₂-Emission | |
Climate contribution |
Length | 40 mm |
Width | 40 mm |
Height | 20 mm |
Weight | 180 g |
Length | 14.90 cm |
Width | 11.30 cm |
Height | 2.20 cm |
Weight | 80 g |
Product Safety |
How often does a product of this brand in the «PC fans» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
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