Noctua NF-A12x25 Fan Review

👤by Matthew Hodgson Comments 📅17-05-18
Technical Specifications
PWM Specification

Size: 120x120x25 mm
Mounting hole spacing: 105x105 mm
Connector: 4-pin PWM
Bearing: SSO2
Blade Geometry: A-Series with Flow Acceleration Channels
Frame Technology: AAO (Advanced Acoustic Optimisation)
Material: Sterrox® LCP
Rotational Speed: (+/- 10%) 2000 RPM
Rotational Speed with L.N.A.: (+/- 10%) 1700 RPM
Min. Rotational Speed: (PWM, +/-20%) 450 RPM
Airflow: 102,1 m³/h
Airflow with L.N.A.: 84,5 m³/h
Acoustical Noise: 22,6 dB(A)
Acoustical Noise with L.N.A.: 18,8 dB(A)
Static Pressure: 2,34 mm H₂O
Static Pressure with L.N.A.: 1,65 mm H₂O
Max. Input Power: 1,68 W
Max. Input Current: 0,14 A
Voltage: 12 V
Voltage PWM signal: 5 V
MTTF: > 150.000 h

Scope of delivery:
Low-Noise Adaptor (L.N.A.)
4-pin y-cable
30cm extension cable
NA-AV2 anti-vibration mounts
Anti-vibration gasket for water cooling radiators
Fan screws

Warranty: 6 years


FLX Specification

Size: 120x120x25 mm
Mounting hole spacing: 105x105 mm
Connector: 3-pin
Bearing: SSO2
Blade Geometry: A-Series with Flow Acceleration Channels
Frame Technology: AAO (Advanced Acoustic Optimisation)
Material: Sterrox® LCP
Rotational Speed: (+/- 10%) 2000 RPM
Rotational Speed with L.N.A.: (+/- 10%) 1700 RPM
Rotational Speed with U.L.N.A.: (+/- 10%) 1350 RPM
Airflow: 102,1 m³/h
Airflow with L.N.A.: 84,5 m³/h
Airflow with U.L.N.A.: 64,5 m³/h
Acoustical Noise: 22,6 dB(A)
Acoustical Noise with L.N.A.: 18,8 dB(A)
Acoustical Noise with U.L.N.A.: 14,2 dB(A)
Static Pressure: 2,34 mm H₂O
Static Pressure with L.N.A.: 1,65 mm H₂O
Static Pressure with U.L.N.A.: 1,05 mm H₂O
Max. Input Power: 1,68 W
Max. Input Current: 0,14 A
Voltage: 12 V
MTTF: > 150.000 h

Scope of delivery:
Low-Noise Adaptor (L.N.A.)
Ultra-Low-Noise Adaptor (U.L.N.A.)
3:4-pin power supply adaptor
30cm extension cable
NA-AV2 anti-vibration mounts
Anti-vibration gasket for water cooling radiators
Fan screws

Warranty: 6 years


ULN Specification

Siz:e 120x120x25 mm
Mounting hole spacing: 105x105 mm
Connector: 3-pin
Bearing: SSO2
Blade Geometry: A-Series with Flow Acceleration Channels
Frame Technology: AAO (Advanced Acoustic Optimisation)
Material: Sterrox® LCP
Rotational Speed: (+/- 10%) 1200 RPM
Rotational Speed with U.L.N.A.: (+/- 10%) 900 RPM
Airflow: 55,7 m³/h
Airflow with U.L.N.A.: 39,4 m³/h
Acoustical Noise: 12,1 dB(A)
Acoustical Noise with U.L.N.A.: 7,6 dB(A)
Static Pressure: 0,82 mm H₂O
Static Pressure with U.L.N.A.: 0,41 mm H₂O
Max. Input Power: 0,6 W
Max. Input Current: 0,05 A
Voltage: 12 V
MTTF: > 150.000 h

Scope of delivery:
Ultra-Low-Noise Adaptor (U.L.N.A.)
3:4-pin power supply adaptor
30cm extension cable
NA-AV2 anti-vibration mounts
Anti-vibration gasket for water cooling radiators
Fan screws

Warranty: 6 years


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