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Rectangular silver ATX power supply unit with fan grille and power socket

godream

godream 500W ATX Power Supply for HP G10 865408-b21

SKU CH-4SFP-0E913

ATX power supply rated at 500 W for HP G10 systems using part numbers 865408, 865398 and 866729

  • TypeATX
  • 500W output supports HP G10 workloads
  • ATX form factor fits standard chassis
  • Replaces HP part numbers 865408-b21 865398-001 866729-001
  • New condition ensures reliable operation

HP G10 500W ATX replacement

This new ATX power supply is built for the HP G10 chassis and matches the original 865408-b21 part number. It delivers 500 W of continuous power to support the factory processor, memory and storage configuration. System integrators and IT teams can use it as a direct swap during maintenance or upgrade cycles.

500 W capacity for stock HP G10 builds

The unit comfortably handles the standard HP G10 workload including CPU, integrated graphics and a single drive array. It runs out of headroom when extra PCIe cards, multiple GPUs or high-current storage arrays are added beyond the original specification.

Highlights

  • 500W output supports HP G10 workloads
  • ATX form factor fits standard chassis
  • Replaces HP part numbers 865408-b21 865398-001 866729-001
  • New condition ensures reliable operation

Specifications

TypeATX

Questions about this item

Will this 500W ATX unit fit alongside the existing cabling in my HP G10 chassis?

It matches part numbers 865408-b21, 865398-001 and 866729-001, so the connectors and mounting points align with the original HP G10 power supply.

How can I confirm the supply is delivering stable power after installation?

The system should boot without unexpected shutdowns, and the PSU fan should spin quietly under normal load, indicating the 500W unit is operating correctly.

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