Thermaltake ToughFan 14 White High Static Pressure Radiator Fan (Single Fan Pack) - 1 Pack - 5.51" Maximum Fan Diameter - 890.9 gal/min Maximum Airflow - 2000 rpm - 33.2 dB(A) Noise - Hydraulic Bearing - 4 PIN PWM - White - 1 pc(s) - Case - 4.6 Year Life: