FAN Specification Size 120x120x25 mm Mounting hole spacing 105x105 mm Connector & pin-configuration 4-pin PWM Cable length 20cm + 30cm NA-EC1 extension cable 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 @ 20% 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 Input power (typical) 1,2 W Input power (max.) 1,68 W Input current (typical) 0,1 A Max. input current 0,14 A Operating 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