Sold by: Newegg
This item is currently out of stock and it may or may not be restocked.

Are you an E-Blast Insider?

Get Educated

Make informed decisions with expert advice. Learn More


Shop without retyping payment details. Secure shopping made faster.

Check out with PayPal.

Athena Power AP-MPS3ATX40 400W Micro PS3 / ATX12V SLI Ready CrossFire Ready DELL, HP Upgrades/Replacement Power Supply

  • Micro PS3 / ATX12V
  • 20+4Pin
  • 400W

The Athena Power AP-MPS3ATX40 Micro PS3 power supply is a great choice for many Dell, HP, IBM, Compaq, and Gateway PCs and other mini system or custom-built computers. A 400W output with dual 6-pin PCIe connectors make this unit competent for systems with an additional graphics card. The quality cooling fan with smart speed controller keeps your system running at peak performance and guarantees you great peace of mind.

  • neweggThe Micro PS3 DesignMicro PS3 power supplies are known mostly as a replacement power supply but it has now evolved and can be used for mini-ATX cases, custom built computers, mini-servers and more. With the increase of wattage and efficiency, the micro PS3 is a conventional PSU that can be used for multiple purposes.
  • newegg400W OutputThis PSU provides 400W of robust and reliable output for your entire system. Single +12V output with dual 6-pin PCI Express connectors deliver sufficient power for your multi-core processor and graphics card.
  • neweggSmart Auto Fan Speed ControllerWith its thermal fan speed control it will detect the amount of heat generated by the computer and spin accordingly. Using this controller to detect the heat levels of the PSU, worrying about the heat levels becomes almost non-existent.

Warranty & Returns

Warranty, Returns, And Additional Information


  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
  • Read full details

Return Policies

  • Return for refund within: 30 days
  • Return for replacement within: 30 days
  • This item is covered by Newegg.com's Standard Return Policy

Manufacturer Contact Info