Noctua FLX 4500RPM Fan is a premium cooling fan with high performance, low noise and excellent quality. It has advanced aerodynamic design such as Flow Acceleration Channels, Reduced Motor Hub Size and AAO frame. The Flow Acceleration Channels speeds up the crucial outer blade regions and reduces suction flow dispersion which improves efficiency and reduce noise levels. The Reduced Motor Hub Size has made the motor design more compact but gives improved blade surface area for better airflow and pressure preformance. The AAO Frame is designed to an integrated anti-vibration pads which improves the fan's performance and noise regulation.
It is highly optimized and designed to perform quiet and premium quality cooling solutions. The SSO2 bearings can guarantee smooth performance and long term stability by placing the rear magnet closer to the axis. It has 3-pin Molex to the 2-pin adaptor and polarity protection Aside from excellent performance and long term hardware quality, it is packaged with a 6-year warranty period to ensure better quality product.