Fan Case Noctua NF-A12x25 PWM 12CM 2000RPM General Notes and warnings NF-A12x25 further reading: button Performance comparison to NF-F12 and NF-S12A button Technical backgrounds and manufacturing challenges button Interview with Lars Strömbäck (Noctua CTO) button Which 120mm fan is right for me? FAN 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