THIS 600-WATT, ATX 12V v2.2 | EPS 12V v2.91 PC SERVER POWER SUPPLY UNIT is designed and certified to perform over 80% in operating efficiency. It features Active PFC and a 120mm cooling fan with thermal control system. FSP Quality Assurance Program, a manufacturer's direct service guarantees quality and performance for a period of 2-Year, included. All FSP OEM models are qualified for RoHS, Lead-Free, Green Product (G.P) global environmental friendly status.