F9 PWM PST PWM PST Case Fan • PWM Sharing Technology (PST) • Extremely quiet with low noise impeller • High airflow and static pressure • Fluid dynamic bearing ensures extended lifespan www.arctic.
F9 PWM PST PWM PST Case Fan The F9 PWM PST case fans are dedicated to outperform their counterparts in terms of cooling performance and noise level. Specifications Fan 92 mm, 150–1 800 RPM (Controlled by PMW)* Airflow 43 CFM /73.1 m³/h Bearing Fluid Dynamic Bearing Noise Level 0.4 Sone Voltage/Current 0.