The FSP HV PRO 550W 80Plus PSU features a custom DC-DC design which provides more safety and power efficiency. With a 230V 80 Plus™ rating, this model delivers over 85% high efficiency and low noise levels thanks to its thermal control fan design, where a large 120mm fan takes care of cooling duties when required, making it excellent for situations that are sensitive to size and noise.\n\n\nWith 0.9 Active Power Factor Correction, the HV PRO series comes across with guaranteed wattage of continuous power, which delivers the full amount of power to your PC system. For gaming enthusiasts, the HV PRO series features dual CPU power connectors to support high-end motherboards and provide stable power for your CPU. An advanced thermal control fan makes optimal cooling and reduces noise under maximum operation. For maximum efficiency and stable voltage, HV PRO series with its DC to DC circuit design offers benefits such as better compatibility and reliability, and high system compatibility especially in cross regulation mode.\n\n\nFEATURES:\n\nComplies with ATX12 v2.52 & EPS12 v2.92\nEfficiency 85% @ typical Load\nActive PFC ≧ 0.9\nHold up time > 17ms @80% Load\n+12V Single-Rail Design\n+5V &3.3V DC to DC Module Design\n120mm Silent & long life Fan\nComplete Protections: OCP/OVP/OPP/SCP\n\nSPECIFICATIONS:\n\nRated Output Power: 550W\nForm Factor: ATX 12V V2.4 & EPS 12V V2.92\n80 PLUS Certification: 230V EU Standard\nInput Voltage: 200-240V\nInput Current: 4A\nInput Frequency: 50-60Hz\nPFC: Active PFC\nEfficiency: 85%\nFan Type: 120mm Sleeved Fan\nDimensions: 150 x 140 x 86 mm\nWeight: 1854g\nProtection: OCP, OVP, OPP, SCP\n\nWHAT'S IN THE BOX:\n\nFSP HV PRO 550W 80Plus PSU - Black x1\nPower cable x1\n\n