Product Detail XION_Supernova 800W Modular-Power, Complies with ATX 12V & EPS 12V v2.91 with QUAD 12V Rails & 6 x SATA , 115 - 230 V, CUL, FCC, TUV, CE, C-tick, CB, BSMI Certified- Retail ? Individual QUAD 12V Rail-Design: offers unflappable & Clean current delivery under heavy load and provide stable voltage output. Advance Modular Cabling Support with unique LED design function. PCI-E Connector: 2 x 6 Pin, 2x 6+2 Pin _ SLI & Cross Fire Ready. SATA x 6 Over Voltage Protection .Short Circuit output protection.Up to 85% efficiency Titanium Nickel Coated Housing .140mm Silent Blue LED Fan with Auto. Temp. Control . The "Xion Supernova XON-800R14N 800 Watt Modular-Power Complies with ATX 12V and EPS 12V v2.91 - Retail" is best product for you. We recommended Xion Supernova XON-800R14N 800 Watt Modular-Power Complies with ATX 12V and EPS 12V v2.91 - Retail