The Phanteks PH-F120MP 120mm high static pressure premium fans are designed with the Maelstrom concept technology. The fans have PWM built-in, creating less cables which allows users to make speed adjustments from 500-1800RPM and they'll push up to 53.3CFM, while producing up to 25 dBA. The PH-F120MP produces high static air pressure allowing for a direct and focused airflow making them ideal for the densely packed fins of a radiator. Backed by a 5 year Phanteks warranty.