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Technical Data Sheet
PartsTable / POWER_SUPPLY / 865431-001
865431-001 ✓ Verified by PartsTable
HP · POWER_SUPPLY · DC_PSU
WHAT YOU NEED TO KNOW
DC power supplies — be careful not to confuse DC with AC. These are specific part numbers.
DC vs AC confusion is common
PRODUCT OVERVIEW

HP 800W Flex Slot 48VDC Hot Plug Low Halogen Power Supply. 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→ DC_PSU→ 865431-001
SPECIFICATIONS
Part Number865431-001
ManufacturerHP
Wattage800W
COMPONENT DIAGRAM
DC IN -48V / 380V + - 12V OUT PULL HANDLE 80+ TITANIUM, HOT-SWAP DC POWER SUPPLY -48VDC or 380VDC input For telecom / DC-powered racks 800W, redundant TITLE DC PSU PN 865431-001 MFR HP HP 800W Flex Slot 48VDC Hot Plug Low Hal
KEY FEATURES
•
800W 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 2
865434-B21Compatible
HP RPS 800W DC -48v Flexible Slot Platinum Low Halogen
compatible
866728-001Compatible
HP RPS 800W DC -48v Flexible Slot Platinum Low Halogen
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 2
865434-B21SUBSTITUTE
HP RPS 800W DC -48v Flexible Slot Platinum Low Halogen
HPE
866728-001SUBSTITUTE
HP RPS 800W DC -48v Flexible Slot Platinum Low Halogen
HPE
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FREQUENTLY ASKED QUESTIONS
What is 865431-001?
865431-001 is a HP 800W Flex Slot 48VDC Hot Plug Low Halogen Power Supply manufactured by HP. It is classified as a POWER_SUPPLY (DC_PSU).
What parts can replace 865431-001?
There are 2 known substitutes for 865431-001: 865434-B21, 866728-001. Substitute compatibility should be verified for your specific system.
Is 865431-001 still available?
865431-001 is currently Unknown.
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Last verified: July 2026