silverstone technology 550 watt 80 plus bronze atx psu with flat black cables et550-b power supply et550-b

High efficiency with 80 PLUS Bronze certification 24/7 continuous power output with 40 operating temperature Class-leading single +12V rail. PCI-E 8pin and PCI-E 6pin connectors support. Silent running 120mm fan with 18 dBA All-black flat cables design