Prolimatech Blue Vortex 14 - High Airflow and Low Noise Fan (140mm) The Blue Vortex 14 is a powerful and quiet 140mm computer fan that offers both exceptional performance and reliability. Attractive aesthetics, sturdy build quality, and long life round out the Blue Vortex 14 as the best economical solution for case cooling. The desktop fan features excellent airflow with a fan speed of 1000 RPM and moving 87 CFM while only producing a barely audible 18.1 dBa. Providing 0.76 mmH20 of static pressure, the Blue Vortex 14 can be reliably used as a radiator fan for keeping components cool or as a case fan for excellent air circulation. The Blue Vortex 14 is built with a high quality sleeve bearing and includes both 3-pin and 4-pin molex connectors. Also sold with Blue or Red LED's on Amazon.