Noctua NF-A12x25 ULN

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