Thermaltake Smart 600W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0600NPCWUS-W Delivers 600W Continuous output @ +40. Compliance with Intel ATX 12V 2.31 & EPS 12V 2.92 standards 80 PLUS Certified  80% efficiency under typical load. Power good signal is 100-500 millisecond Supports (2) PCI-E 6+2pin Connectors. Active (PFC) Power Factor Correction, MTBF: 100,000 hours Industry Grade Protections: (OPP) Over Power Protection, (OVP) Over Voltage Protection, (SCP) Short Circuit Protection Hold up time is 16 millisecond minimum within 60 percent load. Input frequency range 50 - 60 in Hz. High-Quality Components Equipped with a powerful +12V rail, superior performance under all types of system loading 5 Year Warranty