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