Features- 12VDC x 42A - 1x 6+2 pin- 1x 4+4 pin- 2x IDE- 4x SATA- input voltage 200-240 VAC- Power Supply 550 Watt- 80Plus 230V EU Bronze Certified for up to 88%+ efficiency- Silent 12cm fan with optimized thermal fan speed control. Fan runs at startup speed (less than 800RPM) before reaching 60% load at 25 ambient temperatures- Soft, black, flat cables allow for more convenient cable management and easier installation- Compatible with all Intel form factors up to ATX12V Ver.2.4