Noctua 40mm NF-A4x20-5V 5000RPM Fan

Mounting hole spacing

32x32 mm

Connector &   pin-configuration

3-pin

Cable length

20cm + 30cm NA-EC1   extension cable

Bearing

SSO2

Blade geometry

A-Series with Flow   Acceleration Channels

Frame technology

AAO (Advanced Acoustic   Optimisation)

Rotational speed (+/-   10%)

5000 RPM

Airflow

9.4 m/h

Acoustical noise

14.9 dB(A)

Static pressure

2.26 mm H₂O

Max. input power

0.5 W

Max. input current

0.1 A

Operating voltage

 5 V

MTTF

> 150.000 h