Specifications Mfr Part Number: EVGA 220-G5-0850-X1 Features: 80 PLUS Gold certified, with 91% (115VAC) / 92% (220VAC~240VAC) efficiency or higher under typical loadst 100% Japanese Capacitors ensure long-term reliability Fully Modular to reduce clutter and improve airflow Fluid Dynamic Bearing Fan for ultra-quiet operation and increased lifespan. Unbeatable EVGA 10 Year Warranty and unparalleled EVGA Customer Support Active Clamp DC to DC design for efficient operation DC-DC Converter improves 3.3V/5V stability Active Power Factor Correction EVGA ECO Intelligent Thermal Control System eliminates fan noise at low to medium loads NVIDIA SLI AMD Crossfire Ready Heavy-duty protections, including OVP (Over Voltage Protection), UVP (Under Voltage Protection), OCP (Over CurrentProtection), OPP (Over PowerProtection), SCP (Short Circuit Protection), and OTP (Over Temperature Protection) Maximum Power: 850 W Input: Voltage: 100 ~ 240 VAC Current: 12-5 A Frequency Range: 50 ~ 60 Hz MTBF: 100,000 hours Fan: 135mm Fluid Dynamic Bearing Output: 3.3V @ 24A, 5V @ 24A, 12V @ 70.8A, 5VSB @ 3A, -12V @ 0.5A Connectors: 1x 24pin ATX Main Connector, 2x 8pin (4 4) EPS Power Connector, 6x 8pin(6 2)PCI-Express Connector, 9x SATA Connectors, 4x Four-Pin Peripheral Connectors, 1x Floppy Connector Approvals: TUV, CB, CE, FCC, RCM, cTUVus, WEEE, RoHS Compliance with ErP Lot 6 2014 Requirement Dimensions (WxLxH): 150.0 x 150.0 x 86.0 mm Weight: 7 lbs