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Rectangular silver ATX power supply unit with rear fan grille and side label

godream

godream 400W power supply DPS-400AB-13B for HP Z420

SKU CH-YH08-PE9JS

400 W ATX power supply compatible with HP Z420 workstations

  • TypeATX
  • 400 W output powers the HP Z420 workstation
  • ATX form factor fits the standard chassis layout
  • Compatible with part numbers 749552-001 and 749710-001
  • New unit ready for immediate installation

Direct replacement for HP Z420

The godream DPS-400AB-13B is a new 400 W ATX power supply built to match HP part numbers 749552-001 and 749710-001. It serves technicians and owners restoring a Z420 workstation to factory power specification.

Proprietary ATX form factor

The unit follows the Z420's custom ATX layout, meaning its connector arrangement and mounting points align only with that chassis. Builders using standard ATX cases or other workstation models cannot install this supply without modification.

Highlights

  • 400 W output powers the HP Z420 workstation
  • ATX form factor fits the standard chassis layout
  • Compatible with part numbers 749552-001 and 749710-001
  • New unit ready for immediate installation

Specifications

TypeATX

Questions about this item

What ATX standard does this 400W unit follow and what power ceiling does it enforce?

It conforms to the ATX form factor and delivers up to 400W of continuous power for the HP Z420 workstation.

What physical mounting pattern and connector layout does the DPS-400AB-13B require to fit the Z420 chassis?

The supply uses the standard ATX mounting holes and the proprietary HP pin-out matching part numbers 749552-001 and 749710-001 for direct installation.

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