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HPE

HPE 400W DC Power Supply

SKU CH-Q3RZ-ESS35

Delivers 400 W DC power as an internal proprietary supply for HPE systems

  • ColorMulticolor
  • TypeProprietary Power Supply
  • 400 W output powers HPE proprietary systems
  • Internal form factor fits directly into compatible chassis
  • Proprietary design ensures exact electrical and mechanical match
  • HPE JC185A part number simplifies ordering and replacement
  • New condition guarantees full manufacturer specifications

HPE JC185A 400 W DC unit

This HPE JC185A DC power supply delivers 400 W of output power in an internal form factor. It is built for HPE systems that require a proprietary DC input source. The multicolor housing matches the original equipment design. Buyers needing a standard ATX supply for a custom build cannot use this unit.

Capacity and headroom

The 400 W rating defines the maximum continuous output available to the installed components. It comfortably handles the power draw of the supported HPE chassis under normal load. Headroom disappears when the total system demand approaches the rated limit. Systems requiring more than 400 W must use a different power solution.

Thermals noise and power draw

The internal form factor relies on the host chassis airflow for cooling. Acoustic output depends on the system fan profile rather than a dedicated supply fan. Power draw at the DC input will match the load plus normal conversion losses. No independent thermal or noise specifications are provided for standalone operation.

Highlights

  • 400 W output powers HPE proprietary systems
  • Internal form factor fits directly into compatible chassis
  • Proprietary design ensures exact electrical and mechanical match
  • HPE JC185A part number simplifies ordering and replacement
  • New condition guarantees full manufacturer specifications

Specifications

BrandHPE
ColorMulticolor
TypeProprietary Power Supply

Questions about this item

Will the 400 W DC unit fit the same internal bay as the legacy HPE JC185A supply I am replacing?

Yes — it shares the same internal form factor and manufacturer part number JC185A, so it mounts directly in the existing bay without adapter brackets.

How can I confirm the 400 W DC supply is delivering power correctly once installed?

The unit powers the system normally; verify operation by checking that the host device boots and reports stable DC input in its management console or front-panel LEDs.

Does the box include mounting screws and DC input cables, or must I order them separately?

The package contains the proprietary power supply only; mounting hardware and DC-input cables are not included and must be sourced separately.

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