S12III Series 500 Watt Power Supply from Seasonic EFFICIENT AND PRECISE POWER FOR YOUR PCThis Seasonic full input range, industrial level power supply offers a dependable source for a wide range of setups requiring the TFX form factor. It is TFX 12 V v.2.31 compliant and Pentium 4 processor ready. Its also 80 PLUS® Bronze certified, therefore it is highly efficient whilst providing excellent power to your rig. 500Watts 80 PLUS BronzeCertification Intel ATX 12 VForm Factor Greater Efficiency for Superior Performance 80 PLUS®BRONZE CERTIFICATIONThe 80 PLUS® Bronze certification indicates that a high percentage of the electricity is converted into useful power, therefore there is less heat lost and more money saved on the electricity bill. The 80 PLUS® Bronze certification guarantees greater than 82 , 85 and 82 efficiency at 20 , 50 and 100 operating loads, respectively. Seasonic’s Bronze Series is an economical choice with great performance and high built-in value. Made for Peace & Quiet SMART AND SILENT FAN CONTROLThe intelligent thermal circuit feature is designed to find the optimal balance between the necessity to cool the components and the need to run the power supply in the most silent manner possible. S12III Feature Summary 1.80 PLUS® Bronze certified 2.Fixed cables 4.Tight Voltage Regulation 5.S2FC - Smart and Silent Fan Control 6.5 years warranty