Base Specification:
Dell YJ1JT / FY9H3 / CVJ4W / NCYVN / 7GC81 D250ED-00 DPS-250AB-67A 250W Power Supply For 530s, 630s, 390, 790, 990, 200s, 220s, 3010, 7010, 9010 - Brand New
Part Number : Yj1Jt
Manufacturer: Dell
Wattage : 250 Watt
Compatibility: For Optiplex 390 990