Key Features Elegant black PSU casing with full black mesh cables ATX12V compliant with ATX12V High efficiency PSU, 80+ APFC,up to 85% efficiency Single 12V Rail for high compatibility and extreme high current output Longer 20 + 4 and 4 + 4 pins up to 550mm is easy for high-end tower chassis installation 12cm silent black fan with smart thermal fan speed control circuit Full protection functions with OVP / UVP / OPP / SCP / SIP /OCP/OLP Safety and EMC certified by CE ECO friendly by RoHS and Erp 2013 directives PSU Specification 20+4 Pin Main Connectors: 1 4+4 Pin 12V Connectors: 1 SATA Connectors: 5 4-Pin Molex Connectors: 3 6+2 Pin PCI-e Connectors: 2