240W SFF Power Supply Replacement H240AS-01 H240AS-00 L240AS-00 AC240AS-00 D240ES-00 2TXYM 3WN11 CCCVC 3RK5T Compatible with Dell Optiplex 390 790 960 990 3010 7010 9010 Small Form Factor Desktop

This 240W small form factor replacement power supply serves as a drop-in substitute for original Dell factory PSU units, fully matching model codes H240AS-01, H240AS-00, L240AS-00, AC240AS-00, D240ES-00 and part numbers 2TXYM, 3WN11, CCCVC, 3RK5T. It is exclusively designed for Dell Optiplex 390, 790, 960, 990, 3010, 7010 and 9010 SFF office workstations, delivering consistent steady power output to support daily multi-task business operation. Same internal wiring and port layout as the original power supply allows fast hassle-free installation with no extra adapters or rewiring required. Built-in comprehensive safety protection system continuously monitors voltage, current and temperature to shield motherboard, CPU, hard drives and other internal hardware from power surge damage. Every unit passes strict factory load testing before shipment for long-term reliable performance, an economical and trustworthy replacement solution for faulty original Dell SFF power supplies.