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858854-001 ✓ Verified by PartsTable
HP · POWER_SUPPLY · HOTPLUG_PSU
WHAT YOU NEED TO KNOW
Hotplug PSUs are very sturdy — rarely see warranty claims. Safe bet. Always make sure they're tested. Key checks: Make sure tested.
PRODUCT OVERVIEW
HP 700W POWER SUPPLY FOR WORKSTATION Z440

HP 700W POWER SUPPLY FOR WORKSTATION Z440. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
POWER_SUPPLY→ HOTPLUG_PSU→ 858854-001
SPECIFICATIONS
Part Number858854-001
ManufacturerHP
Wattage700W
COMPONENT DIAGRAM
PULL TAB AIRFLOW 700W PLATINUM 100-240V~ 50/60Hz HP BACKPLANE CONN ~200 mm HOT-PLUG POWER SUPPLY | 700W | Platinum AC input 100-240V | Redundant pair required | Match wattage in same chassis TITLE PSU 700W PN 858854-001 MFR HP Platinum
KEY FEATURES
•
700W Power Rating
TYPICAL APPLICATIONS
  • Server power supply replacement (failed or degraded)
  • Redundant power upgrade for high-availability
  • Power capacity upgrade for GPU or expansion configurations
  • Hot-swap power maintenance in production environments
  • Spare inventory for break-fix operations
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 858854-001?
858854-001 is a HP 700W Power Supply for Workstation Z440 manufactured by HP. It is classified as a POWER_SUPPLY (HOTPLUG_PSU).
Is 858854-001 still available?
858854-001 is currently Unknown.
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Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
Last verified: July 2026