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P41558-001 — Storage Datasheet

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HPE · DRIVE SFF
WHAT YOU NEED TO KNOW
SAS backplane accepts SATA drives (not vice versa) Buy with tray when possible — saves cost vs separate tray
ALWAYS ASK: "Does it come with tray/caddy?"
PRODUCT OVERVIEW

HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF BC SSD. Key specifications include Generation: 12th Gen. The unit ships in a SFF form factor suitable for standard rack-mount installations.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
SFF BAY→ P41558-001
SPECIFICATIONS
Generation12th Gen
COMPONENT DIAGRAM
LATCH 800GB SAS — P41558-001 SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen 800GB SAS — P41558-001 BARE DRIVE — NO LATCH Needs caddy/tray to install 2.5" (70 x 100mm) SFF 2.5" DRIVE | 800GB | SAS — Always ask: "Does it come with tray/caddy?" | Tray PN varies by server generation TITLE SFF 2.5" DRIVE PN P41558-001 CAP 800GB SAS
KEY FEATURES
•
SFF Form Factor
•
800GB Capacity
TYPICAL APPLICATIONS
  • Enterprise storage arrays and SANs
  • Direct-attached storage (DAS) expansion
  • Database tier storage (OLTP, OLAP)
  • Virtual machine datastore expansion
  • Backup-to-disk and disaster recovery targets
  • Content delivery and media streaming storage
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
P40560-B21CompatiblePARTNER
HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF BC SSD
compatible
P40560-H21CompatiblePARTNER
HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF BC SSD
compatible
P40560-K21CompatiblePARTNER
HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF BC SSD
compatible
P40560-X21CompatiblePARTNER
HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF BC SSD
compatible
P15849-001CompatiblePARTNER
HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF SSD - Bare Drive
compatible
P19913-H21CompatiblePARTNER
HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF SC SSD
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 4
P40560-B21SUBSTITUTE
HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF BC SSD
HPE
P40560-H21SUBSTITUTE
HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF BC SSD
HPE
P40560-K21SUBSTITUTE
HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF BC SSD
HPE
P40560-X21SUBSTITUTE
HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF BC SSD
HPE
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FREQUENTLY ASKED QUESTIONS
What is P41558-001?
P41558-001 is a HP 800Gb SAS 12G Mixed Use Digitally Signed PM1645a SFF BC SSD manufactured by HPE.
What parts can replace P41558-001?
There are 10 known substitutes for P41558-001: P40560-B21, P40560-H21, P40560-K21 and 7 more. Substitute compatibility should be verified for your specific system.
Is P41558-001 still available?
P41558-001 is currently Unknown.
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Last verified: October 2026