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Bestec ATX-250-12Z REV D7R Power Supply HP 5188-2622
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Bestec ATX-250-12Z REV D7R Power Supply HP 5188-2622
Price: US $29.99

HP P/N: 5188-2622

Used OEM Bestec power supply that has been bench tested prior to listing.

Test Results:

  • +12V rail: 11.82V
  • +5V rail: 5.23V
  • +3.3V rail: 3.35V
  • +5VSB rail: 5.00V
  • -12V rail: -11.78V
  • Cooling fan: Tested and working
  • Power indicator: Working

All tested voltage outputs were within normal operating range.

Manufacturer Specifications:

  • Model: ATX-250-12Z
  • Revision: D7R
  • HP P/N: 5188-2622
  • Maximum output: 250W
  • +12V: 14A
  • +5V: 25A
  • +3.3V: 18A
  • -12V: 0.8A
  • +5VSB: 2A / 2.5A peak
  • Input: 100–127VAC, 6A / 200–240VAC, 3A
  • Frequency: 50/60Hz

Original attached wiring harness is included. Multiple peripheral, SATA, motherboard and auxiliary power connectors are present as pictured.

This is an older used power supply and the metal housing shows cosmetic wear, scratches, dust and areas of surface spotting/corrosion. These cosmetic issues do not affect the bench testing described above.

Testing was limited to power-up, fan operation, and multimeter verification of the output voltage rails. The unit was not tested installed in a computer or under its full rated load.

Please compare HP P/N 5188-2622, model ATX-250-12Z Rev. D7R, and the connector configuration shown in the photos with your existing power supply to verify compatibility.

You will receive the exact unit pictured. 120v input power cord is NOT Included.



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