


This Aomoproing power supply is specially designed for Dell OptiPlex 390, 790, and 990 DT (Desktop Tower) models. It serves as a direct replacement for part numbers H250AD-00, D250AD-00, L250PS-00, and 7GC81, with perfect fit and connector compatibility.
Every unit is fully tested before shipment to ensure stable voltage output and long-term durability. It supports 24/7 daily use for office, business, and industrial PCs with complete safety protections including over-voltage, over-current, over-temperature, and short-circuit protection.
With a wide 100-240V AC input, it works in global power environments. The compact DT design ensures easy installation without modification, making it an ideal choice for PC repair, replacement, and system maintenance.