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Noctua 40mm 5V PWM Fan (NF-A4X20-5V-PWM)

Noctua 40mm 5V PWM Fan (NF-A4X20-5V-PWM)
  • 40mm-Case-Fans-Noctua-NF-A4x20-5V-PWM-40mm-Fan-5
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  • Product Name:
    Noctua 40mm 5V PWM Fan (NF-A4X20-5V-PWM)
  • Model Number:
  • Brand:
  • Manufacturer Warranty:
    6 Year





40x40x20 mm

Mounting hole spacing

32x32 mm

Connector & pin-configuration

4-pin PWM

Cable length

20cm + 30cm NA-EC1 extension cable



Blade geometry

A-Series with Flow Acceleration Channels

Frame technology

AAO (Advanced Acoustic Optimisation)

Rotational speed (+/- 10%)

5000 RPM

Min. rotational speed @ 20% PWM (+/-20%)

1100 RPM


9,4 m/h

Acoustical noise

14,9 dB(A)

Static pressure

2,26 mm H₂O

Input power (typical)

0,42 W

Input power (max.)

0,5 W

Input current (typical)

0,08 A

Max. input current

0,1 A

Operating voltage

5 V

Voltage PWM signal

5 V


> 150.000 h

Scope of delivery

4-pin y-cable

30cm extension cable

OmniJoin™ adaptor set

NA-AV3 anti-vibration mounts

Fan screws



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