Noctua NF-A12X15 PWM CH.BK.S. Type: Fan, Fan diameter: 12 cm, Number of speed levels: 2, Rotational speed (min): 450 RPM, Rotational speed (max): 1850 RPM, Airflow: 94.2 m³/h, Maximum air pressure: 1.53 mmH2O, Bearing type: Self-Stabilising Oil-pressure Bearing (SSO). Width: 120 mm, Depth: 120 mm, Height: 15 mm. Product color: Black