EVGA SuperNOVA 1200W P2 80Plus Platinum Power Supply Input Voltage: 100-240VAC Input Frequency Range: 50-60Hz. Features: Unbeatable 10 Year Warranty and unparalleled EVGA Customer Support Highest quality Japanese brand capacitors ensure long-term reliability Fully Modular to reduce clutter and improve airflow NVIDIA SLI Ready Double Ball Bearing fan for exceptional reliability and quiet operation Heavy-duty protections including OVP (Over Voltage Protection) UVP (Under Voltage Protection) OCP (Over Current Protection) OPP (Over Power Protection) and SCP (Short Circuit Protection) 80 PLUS Platinum high efficiency power supply certified " 50% load (92% Efficiency)