Compaq 298581-002 server power supply unit. Pulled from a working system about 5 years ago. The input voltage range is; 100-120-200-240vac at 50-60 Hz. Outut is; 500W @ 100-120vac and 750W at 200-240vac. Acording to the internet output voltages are 12vdc at 25a, 3.3vdc at 40a and 5vdc at 40a. This could be used as a stand alone power supply or for replacing a faulty one in a server.