Genuine Dell 875-Watt desktop workstation power supply, Model N875E-00.This is the highly reliable Newton Power Solutions variation (NPS-875AB A) featuring 80 PLUS efficiency. It is a direct factory replacement part for Dell Precision T5400 and T5500 Tower systems.Dell Part Number: GM869 / 0GM869Wattage: 875W Max OutputInput Voltage: 100-240V ~ 14.0ATested working, in good physical condition besides one dent on the top of the case, see pics. Will ship right away, properly packaged with care.Thanks for looking