KHACHIMO
KHACHIMO 240W ATX Power Supply H240AS-00 L240AS-00 AC240AS-00 3WN11
240 W ATX power supply tested working for OptiPlex 390, 790, 990, 3010, 7010 and 9010 desktops
- TypeATX
- Tested working for reliable operation
- 240W output powers compatible OptiPlex desktops
- Fits OptiPlex 390 790 990 3010 7010 9010 models
- ATX form factor matches original chassis dimensions
Compatible Dell OptiPlex PSU
This 240W ATX power supply is designed for Dell OptiPlex 390, 790, 990, 3010, 7010 and 9010 desktops. It serves as a direct replacement unit for systems requiring the H240AS-00, L240AS-00 or AC240AS-00 part numbers. The unit is supplied new and tested working.
240W capacity for legacy desktops
The 240W output handles typical office workloads and integrated graphics configurations found in these OptiPlex models. It is not suitable for builds adding discrete graphics cards or high-wattage processors that exceed the unit's rated capacity. Builders needing higher headroom for upgrades should seek a higher-wattage alternative.
Highlights
- Tested working for reliable operation
- 240W output powers compatible OptiPlex desktops
- Fits OptiPlex 390 790 990 3010 7010 9010 models
- ATX form factor matches original chassis dimensions
Specifications
| Type | ATX |
|---|
Questions about this item
Will this 240W ATX unit power my OptiPlex 390 motherboard and existing drives without adapter cables?
The supply is built for OptiPlex 390, 790, 990, 3010, 7010 and 9010 chassis, so the native ATX connectors fit those boards and drive bays directly.
How can I confirm the 240W PSU is delivering stable power after installation?
The unit arrives test working; power on the OptiPlex and verify the system posts, drives spin up and the fan runs steadily under normal load.
New to this? Buying PC parts with Monero — what to check, what it costs to pay, and what is never asked for.
Also in this aisle
People compared these
Same shelf, same checkout — eight coins and a 30-minute rate lock.
Sunfounder Raspberry Pi Ultimate Kit with PiCrawler AI Robot 337 components 131 projects
minisforum MF-SRP01 SSD Heatsink accessories barebone
- SSD Heatsink



