The Supermicro PWS-903-PQ is an 80 Plus Gold power supply that can deliver a continuous output of 900 W at 90% efficiency. Enjoy the simplicity of active power factor correction (PFC) and automatic adjustment of the AC input for a full range of voltages, along with a quiet fan that keeps it cool under heavy load. This power supply is designed to provide reliable power for your desktop or workstation and protects it from overvoltage, overcurrent, and short circuits through integrated protection circuits. Rest assured, your hardware will operate reliably with a mean time between failures (MTBF) of over 100,000 hours, and an LED display will inform you of normal and abnormal conditions of your power supply. All included materials comply with RoHS requirements and are certified by Supermicro.