The most powerful 850W PSU of Integrator series by Aerocool is the 80Plus Bronze certified power supply. The most valuable and suitable PC energy component for gamers and system integrators is featuring a 12cm thermal control silent fan, clean DC quality with low ripple noise, and a number of connectors with cable mesh. KEY FEATURES ATX12V Ver.2.4 - Compliant with latest INTEL ATX12V Ver.2.4 design guide. 80Plus Bronze - Up to 85 efficiency with official 80Plus Bronze certificate. Cable mesh sleeving - All direct DC cables with mesh sleeving for reduce airflow interference. Support INTEL C6/C7 power saving mode - Support latest INTEL 4th generation HASWELL CPU with C6/C7 power saving mode. Single 12V rail - Single 12V rail for high compatibility and extreme high current output. Clean and stable DC output quality - Clear and pure DC output quality with low ripple noise. 550mm main cable length - 20 4P and CPU 4 4P cable length up to 550mm - easy reach to all components. 2 PCIe 6 2pin - 2 PCIe 6 2pin connectors for high-end graphic card. 7 SATA for huge storage - Up to 7 SATA connectors supports multiple of hard drives. 12cm silent cooling fan - 12cm silent cooling fan with smart thermal fan speed control circuit. OVP/UVP/OPP/SCP/SIP - Complete protections with OVP/UVP/OPP/SCP/SIP. CE, CB and TUV - Safety and EMC certified by CE, CB and TUV. RoHS and ErP 2013 - ECO friendly with Active PFC, RoHS and ErP 2013.