HP 400W PSU 704427 DPS-400AB-19 Z230 Tower Workstation 18+4+6P

HP 400W PSU 704427 DPS-400AB-19 Z230 Tower Workstation 18+4+6P

Genuine HP 400W PSU for HP Z230 Tower Workstation – 18+4+6 Pin proprietary Z-series connector

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Description

HP 400W Power Supply Unit 704427 / DPS-400AB-19 | New Original HP PSU for Z230 Tower Workstation (18 + 4 + 6 Pin)

Key Features

  • New original HP 400W power supply unit — factory genuine, not refurbished
  • Direct HP PSU replacement for HP Z230 Tower Workstation
  • Cross-compatible HP spare numbers: 704427-001 / 704427-002 / 705045-001 / 860473-001
  • Compatible PSU model equivalents: DPS-400AB-19A / D12-400P1A
  • Higher 400W output — supports more powerful CPU and GPU configurations in Z230 Tower
  • Built-in overload, over-voltage, and short-circuit protection (OVP / OCP / SCP)
  • HP Z-series workstation proprietary 18-Pin + 4-Pin + 6-Pin connector configuration
  • Designed exclusively for HP Z230 Tower workstation chassis — not interchangeable with standard ATX or HP ProDesk PSUs

Technical Specifications

Brand HP
Condition New Original (Genuine HP)
Part Number 704427-001
OEM / Spare No. 704427-002 / 705045-001 / 860473-001
Compatible PSU Models DPS-400AB-19A / D12-400P1A
Wattage 400W MAX
Input Voltage 100-240V AC, 50-60Hz
Output 400W MAX continuous output
Form Factor HP Z-Series Workstation Proprietary
Connector Type 18-Pin + 4-Pin + 6-Pin (18+4+6P)
Hot Plug No
Protection OVP / OCP / SCP

Compatible Models

HP Workstation Series (Tower):

  • HP Z230 Tower Workstation
!

Disclaimer

Always verify the part number / model number on your existing PSU label before purchasing.

If you are unsure which model is suitable, chat with the NJ Bravo team before ordering. We will help you check the part number, connector, and compatibility.

Package Contents

  • 1x HP 400W Power Supply Unit 704427 / DPS-400AB-19 (New Original)

Warranty

  • 90-day replacement warranty
  • Covers manufacturing defects; physical damage and improper installation not included

Additional Notes

  • HP Z230 Tower uses a proprietary 18+4+6 pin connector — NOT compatible with standard ATX or ProDesk PSUs.
  • Non-hot-plug PSU — system must be fully powered off and unplugged from mains before replacement.
  • Do not confuse with Z230 SFF variant which uses a different PSU.
  • New original unit — genuine factory HP unit, not refurbished or aftermarket.

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