This power supply is the perfect addition to dual-core processor and current entry server systems. With Active Power Factor Correction for more efficient power distribution, as well as Four 12V power rails and premium EMI/RFI power filtration for low noise and ripple. This is the ideal solution for delivering stable power to the most demanding devices. You can rest assured that this power supply will be as dependable as you need it to be.Compliant with Intel's Server System Infrastructure (SSI). Automatic temperature-controlled fan keeps the power supply quiet during low power demand. High performance components and connectors are designed for extra long life and provide maximum system performance, improves system reliability by providing stable power to all components.