Size 80x80x25 mm Connector 4-pin PWM Bearing SSO2 Blade Geometry A-Series with Flow Acceleration Channels Frame Technology AAO (Advanced Acoustic Optimisation) Rotational Speed ( /- 10%) 2200 RPM Rotational Speed with L.N.A. ( /- 10%) 1750 RPM Min. Rotational Speed (PWM, /-20%) 450 RPM Airflow 55,5 m³/h Airflow with L.N.A. 43,9 m³/h Acoustical Noise 17,7 dB(A) Acoustical Noise with L.N.A. 13,8 dB(A) Static Pressure 2,37 mm H2O Static Pressure with L.N.A. 1,54 mm H2O Max. Input Power 0,96 W Max. Input Current 0,08 A Voltage 12 V MTBF