The IBM 00P4139 power supply is an excellent solution for customers who need efficient and reliable enterprise-class equipment at an affordable price with minimal maintenance costs. This power supply unit allows you to reduce the cost of power supply and save the power of the processing center. The power is 645 watts. The 00P4139 power supply is compatible with IBM pSeries P630 6273 7028-6C4 7028-6E4.