P8 PWM PST (5 Pack) 200 TO 3000 RPM REGULATED VIA PWM PST: With a wide range of regulation and the PWM Sharing Technology (PST), the P8 PWM PST fan speed can be controlled synchronously with all your fans together OPTIMISED FOR STATIC PRESSURE: The fan guarantees extremely efficient cooling, even with increased air resistance, the P8 PWM PST is particularly suitable for use on heatsinks and radiators MORE EFFICIENT TECHNOLOGY: The motor is powered by a Neodym-Iron-Boron-Magnet ring of the newest generation, which allows the new P8 PWM PST to run much more efficiently than its predecessors MAXIMUM QUIETNESS, MINIMUM VIBRATION: Even at low speeds the operating sound of the new ARCTIC motor is barely noticeable TECHNICAL DATA: 5 Pack, Fan speed: 200–3000 rpm (0 rpm Aroma Diffuser