ARCTIC F14 PWM PST - 140 mm PWM PST Case Fan. Type: Fan, Fan diameter: 14 cm, Rotational speed (min): 200 RPM, Rotational speed (max): 1350 RPM, Noise level (high speed): 26 dB, Noise level: 0.5 sone, Maximum airflow: 74 cfm, Airflow: 126 m³/h, Minimum air pressure: 1.3 mmH2O, Bearing type: Fluid Dynamic Bearing (FDB). Voltage: 12 V. Width: 140 mm, Depth: 140 mm, Height: 27 mm. Product colour: Black