REVOLUTION D.F. is a full modular power supply series with 80 PLUS® Gold certified efficiency. In addition, REVOLUTION D.F. comes with an exclusive D.F. switch design which offers users to activate the patented DFRTM (Dust Free Rotation) technology anytime they desire. 100% Japanese 105°C electrolytic capacitors ensure perfect durability. The built-in SAC(Smart Airflow Control) design . REVOLUTION D.F. is surely a perfect match for gaming systems or multimedia workstations.