KDM Power supply KGH8500, replacement for Dell 475W Power Supply PSU For Studio XPS 435 MT / 8000 / 9000 Compatible Part Number: F217J, VP-9500073-000 Output Power:500W Input Voltage:88/264 Volts AC Frequency: 60/50 Hz MTBF:100,000 Hours on maximum load at +25C ATX