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691861-B21 — HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream SFF SSD - Bare Drive

HPE · DRIVE SFF
PRODUCT OVERVIEW

691861-B21: HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream SFF SSD - Bare Drive.

HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream SFF SSD - Bare Drive. 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→ 691861-B21
SPECIFICATIONS
Part Number691861-B21
ManufacturerHPE
Form FactorSFF
Capacity800GB
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COMPONENT DIAGRAM
LATCH 800GB SAS — 691861-B21 SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen 800GB SAS — 691861-B21 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 691861-B21 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
SUBSTITUTES & CROSS-REFERENCES 7
691860-B21CompatiblePARTNER
HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream LFF SCC SSD
compatible
692163-001CompatiblePARTNER
HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream LFF SCC SSD
compatible
691842-004CompatiblePARTNER
HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream SFF SSD - Bare Drive
compatible
691846-001CompatiblePARTNER
HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream SFF SSD - Bare Drive
compatible
691851-001CompatiblePARTNER
HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream SFF SSD - Bare Drive
compatible
MK0800GCTZBCompatiblePARTNER
HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream SFF SSD - Bare Drive
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 2
691860-B21SUBSTITUTE
HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream LFF SCC SSD
HPE
692163-001SUBSTITUTE
HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream LFF SCC SSD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 691861-B21?
691861-B21 is a HP 800Gb SATA 6G Mainstream Endurance Enterprise Mainstream SFF SSD - Bare Drive manufactured by HPE.
What parts can replace 691861-B21?
There are 7 known substitutes for 691861-B21: 691860-B21, 692163-001, 691842-004 and 4 more. Substitute compatibility should be verified for your specific system.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.