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P66751-B21 — 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 1.92Tb SATA 6G Mixed Use Digitally Signed SM883 SFF SC SSD. Key specifications include Drive Bays: 83x 2.5" SFF. 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→ P66751-B21
SPECIFICATIONS
Drive Bays83x 2.5" SFF
COMPONENT DIAGRAM
LATCH 1.92TB SAS — P66751-B21 SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen 1.92TB SAS — P66751-B21 BARE DRIVE — NO LATCH Needs caddy/tray to install 2.5" (70 x 100mm) SFF 2.5" DRIVE | 1.92TB | SAS — Always ask: "Does it come with tray/caddy?" | Tray PN varies by server generation TITLE SFF 2.5" DRIVE PN P66751-B21 CAP 1.92TB SAS
KEY FEATURES
•
SFF Form Factor
•
1.92TB 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 12
P40504-B21CompatiblePARTNER
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
compatible
P41529-001CompatiblePARTNER
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
compatible
P40504-H21CompatiblePARTNER
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
compatible
P40504-K21CompatiblePARTNER
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
compatible
P40504-X21CompatiblePARTNER
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
compatible
P66759-001CompatiblePARTNER
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 7
P40504-B21SUBSTITUTE
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
HPE
P40504-H21SUBSTITUTE
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
HPE
P40504-K21SUBSTITUTE
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
HPE
P40504-X21SUBSTITUTE
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
HPE
P41529-001SUBSTITUTE
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
HPE
P66759-001SUBSTITUTE
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
HPE
P67214-001SUBSTITUTE
HP 1.92Tb SATA 6G Mixed Use Digitally Signed Multi Vendor SFF BC SSD
HPE
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FREQUENTLY ASKED QUESTIONS
What is P66751-B21?
P66751-B21 is a HP 1.92Tb SATA 6G Mixed Use Digitally Signed SM883 SFF SC SSD manufactured by HPE.
What parts can replace P66751-B21?
There are 12 known substitutes for P66751-B21: P40504-B21, P41529-001, P40504-H21 and 9 more. Substitute compatibility should be verified for your specific system.
Is P66751-B21 still available?
P66751-B21 is currently Unknown.
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Last verified: October 2026