PC Fan - size: 140 × 25mm, 600 RPM, 12 V, maximum noise level of up to 8,9 dB, 3pin  The silent CPU 140 x 140mm fan is a well-crafted Zephyr model. Fluidised bearings are used, and thanks to the high-quality workmanship, the manufacturer prides on a longevity of up to 50,000 hours of operation.Zephyr 140 efficiently takes unwanted heat out of the computer case and is designed for speeds of up to 600rev/min, with a maximum airflow of 47CFM. Another advantage is the low noise level, with only 8.9dB at maximum speed. The black coloured fan design suits almost every cabinet, with silicone bolts to minimise vibration even at high speeds. Additional information:Technical specifications:Dimensions (mm): 140x140x25Speed (??RPM): 600Airflow: 47CFM (79,9 m3/h)Noise level: 8.9dBBearings: HBS (Hydraulic Bearing System)Voltage: 12VCurrent: 0.2AConnector: 3pin, cableMTBF: 50,000h