Our premier TOUGHFAN 14 Pro features an advanced blade design that provides stronger airflow and static pressure, making it ideal for high-performance applications such as chassis, air and liquid cooling, and heavy-duty operations. With new technology and craftsmanship, TOUGHFAN 14 Pro can provide an outstanding performance of 119.6 CFM airflow, and 3.57-H2O static pressure under 31.6 dB-A noise level, which greatly upgrades our TOUGHFAN series. Also, it improves the Motor Hub for TOUGHFAN Pro, we have upgraded its structure. As a result, the fan now features a full steel motor hub and a newly designed full copper housing around the bearing. This enhancement unleashes the fan's complete capabilities, ensuring unmatched stability and durability during operation. P/N CL-F160-PL14BL-A FAN DIMENSION 140 x 140 x 25 mm STARTED VOLTAGE 6 V FAN STARTED VOLTAGE 12 V FAN RATED VOLTAGE 0.36 A POWER INPUT 4.32 W FAN SPEED PWM 500~2000 R.P.M With L.N.C PWM 500~1500 R.P.M STATIC PRESSURE 3.57 mm-H2O With L.N.C 2.18 mm-H2O AIR FLOW 119.6 CFM With L.N.C 87.6 CFM NOISE 31.6 dB-A With L.N.C 24.5 dB-A BEARING TYPE Hydraulic Bearing Gen.2 LIFE EXPECTATION 40,000 hrs,25 CONNECTOR 4 PIN PWM