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873353-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 400Gb SAS 12G Write Intensive Digitally Signed SFF SSD - Bare Drive. 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→ 873353-B21
SPECIFICATIONS
Generation12th Gen
COMPONENT DIAGRAM
LATCH 400GB SAS — 873353-B21 SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen 400GB SAS — 873353-B21 BARE DRIVE — NO LATCH Needs caddy/tray to install 2.5" (70 x 100mm) SFF 2.5" DRIVE | 400GB | SAS — Always ask: "Does it come with tray/caddy?" | Tray PN varies by server generation TITLE SFF 2.5" DRIVE PN 873353-B21 CAP 400GB SAS
KEY FEATURES
•
SFF Form Factor
•
400GB 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
873568-001Compatible
HP 400Gb SAS 12G Write Intensive Digitally Signed LFF LPc SSD
compatible
EO000400JWDKPCompatible
HP 400Gb SAS 12G Write Intensive Digitally Signed SFF SSD - Bare Drive
compatible
873351-B21Compatible
HP 400Gb SAS 12G Write Intensive Digitally Signed SFF SC SSD
compatible
868649-001Compatible
HP 400Gb SAS 12G Write Intensive Digitally Signed SFF SSD - Bare Drive
compatible
873351-X21Compatible
HP 400Gb SAS 12G Write Intensive Digitally Signed SFF SC SSD
compatible
EO000400JWUGCCompatible
HP 400Gb SAS 12G Write Intensive Digitally Signed SFF SSD - Bare Drive
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 1
873568-001SUBSTITUTE
HP 400Gb SAS 12G Write Intensive Digitally Signed LFF LPc SSD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 873353-B21?
873353-B21 is a HP 400Gb SAS 12G Write Intensive Digitally Signed SFF SSD - Bare Drive manufactured by HPE.
What parts can replace 873353-B21?
There are 12 known substitutes for 873353-B21: 873568-001, EO000400JWDKP, 873351-B21 and 9 more. Substitute compatibility should be verified for your specific system.
Is 873353-B21 still available?
873353-B21 is currently Unknown.
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Last verified: September 2026