NZXT Aer F 140mm (RF-AF140-B1) Airflow Casing Fan is designed to efficiently maximize airflow through any build. This fan features optimized cooling and whisper-soft 22 dBA operation, making it ideal for high-performance systems. The winglet-designed fan blades and chamfered intake and exhaust provide excellent airflow, while the fluid dynamic bearing ensures long-lasting operation. The sleeved cables and vibration dampeners make installation a breeze, and the changeable color trim (available in blue, red, and white) adds a touch of style to your system. Plus, with a 2-year warranty, you can be sure that your investment is protected.