Power your computer with this Logisys PS575XBK 575-watt power supply! It supports dual PCI Express/SLi Ready, supports dual Serial ATA and features over voltage protection, over power protection and short circuit protection. This 575-watt black power supply comes with dual quiet 80MM fans, one on top and one in the back, for cool and quiet performance. The Logisys PS575XBK is equipped with four large power connectors, one floppy connector, 20+4 pin ATX power connector and is equipped with two ultra quiet 80 mm (3.14-inch) fans to keep your system working efficiently! Get it today! Features/Specifications: Logisys 575W 20+4-pin Dual Fan ATX Power Supply General Features: Black design Maximum output: 575 watts Total Power: 450 watts Dual Quiet Fan - 80 mm + 80 mm20 + 4 ATX Support Dual PCI Express/SLi Ready Dual Serial ATA Support High Efficiency Complies with FCC part 15J class B 115 Vac operation Compliant with CISPR22 230 Vac Operation Over Voltage protection Over power protection Short circuit protection100% Hi-pot & Function (Chroma) tested100 & Burn-in under high ambient temperature (50 DegreeC)MTBF above 100.000 Hrsat 25 DegreeCLow noise and ripple Energy star efficiency One (1) 16-inch 20+4 pin ATX power connector One (1) 16-inch 4+4-pin 12V power connector Two (2) 6-pin PCI Express connectors Four (4) large Molex 4-pin power connectors Four (4) SATA power connectors One (1) small power connector Power Specifications:110V, 220V switchable power supply50/60 Hz, 10A/5A+3.3V, 38A+5V, 40A+12V, 25A-12V, 0.8A-5V, 0.5A+5Vsb, 2A Unit Dimensions:3.5 x 5.75 x 5.5-inches (H x W x D, approximate)Regulatory Approvals: FCCCS AcULus CBCETUVC-TickBSMI Semko Nemko Demko Femko Package Includes: Logisys 575W 20+4-pin Dual Fan ATX Power Supply Power cord Additional Information: Notes:P/N: PS575XBKEAN: 4 717658 332008Product Requirements: ATX caseATX motherboard Available power outlet