Ek Water Blocks EK-VARDAR F2-120 (1450RPM) HIGH-STATIC Pressure Computer Cooling Fan - 120mm High-static pressure / low noise profile - unlike other general-purpose computer cooling fans, the EK-Vardar family of fans is built specifically for computer liquid cooling systems, namely radiator cooling - Speed: 750 - 1450 rpm (+/- 10%) - Noise Level: 25.6 dBA - Static Pressure: 1.42mm H2O = 14 Pa Dimensions: 120 x 120 x 25 mm