850WATT THERMALTAKE W0319R MODULAR ATX 12V V2.3 & EPS 12V 2.91 enables most reliable and robust power delivery. Guarantee to deliver 850W of continuous power output at 40℃ Robust and dedicated single +12V output provides superior performance under all types of system loading. 80 PLUS Standard Certified: 80% or more efficiency at 20%, 50%, and 100% load. Double forward ultra-efficient circuitry design for added power savings. Ultra-quiet 140mm cooling fan delivers excellent airflow at an exceptionally low noise level by varying the RPM in response to temperature. Universal AC input 115V~240V automatically scans and detects the correct voltage for different country. 99% Active Power Factor Correction provides clean and reliable power to your system. Cable Management improves internal airflow by reducing cable clutter within PC to promote accelerated heat removal. Intel & AMD CPU compliant. ATI/AMD & Nvidia graphic card compatible. High reliability: MTBF>100,000 hours. Built in industrial-grade protections: Over Current, Over Voltage, Over Power and Short-Circuit protections.