The Arctic P14 140mm fan generates an airflow of 72.8 CFM at 1,700 rpm and a static pressure of 2.4 mm H2O, The connection is made via 3-pin connector. Arctic installs a high quality hydrodynamic plain bearing. This not only guarantees quiet operation, but also ensures that the volume does not increase over time. With a huge warranty period of 6 years this shows the quality and reliability of the fan. Technical details:- Dimensions: 140 x 140 x 27 mm- Weight: 191 g- Material: Plastic- Volume: 0.3 sone / 23.5 dB (A)- Speed: 1,700 rpm- Static pressure: 2.4 mm H20- Airflow: 72.8 CFM / 123.76 m / h- Voltage: 12V- Connection: 3-pin- Warranty: 6 years