850w Supernova B2 80plus

EVGA SuperNOVA 850 B2 Bronze Power Supply. Input Voltage: 115-240VAC Input Frequency Range: 50-60Hz. Features: Highest quality Japanese brand capacitors ensure long-term reliability 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) Unbeatable 5 Year Warranty and unparalleled EVGA Customer Support 80 PLUS Bronze certified with up to 85% efficiency under typical loads