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 guarantees a nearly silent operation within 70% system load. Revolution D.F. Is surely a perfect match for gaming Systems or multimedia workstations.