The Phanteks F140MP Premium PWM 140mm Radiator Fan is a high static pressure fan featuring an Updraft Floating Balance (UFB) Bearing, 7 fan Blades with Maelstrom Vortex Booster 2, 500-1800 RPM, up to 68.1 CFM, 17-25.3dbA and 1.62mm H20 static pressure. Backed by a 5 year Phanteks warranty.