GT-250W 80+ Gold TFX offers you the most suitable cost/performance ratio and is certified for 80 PLUS Gold, this active PFC unit runs at a max. of 90% efficiency, making it the best choice for a system builder. The 12V CPU power is available for a high-end Mini PC and Performance Business PC system (with a 4 + 4 CPU connector, and its 3 x L-shaped SATA,1x PCIe 8pin connectors mean you can use it in a compact desktop chassis. Finally, there is full electrical protection and official safety is promised by GameMax