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4587A31 — Storage Datasheet

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Lenovo · DRIVE LFF
WHAT YOU NEED TO KNOW
SAS backplane supports SATA, not vice versa NL-SAS = SAS protocol at nearline (7.2K) speed — NOT SATA
Gen8 LFF tray ≠ Gen10 tray — different screw holes
PRODUCT OVERVIEW

The Lenovo Storage D1212 and D1224 Disk Expansion Enclosures offer 12 Gbps SAS direct-attached storage expansion capabilities that are designed to provide simplicity, speed, scalability, security, and high availability for small to large businesses. The D1212 and D1224 deliver enterprise-class storage technology in a cost-effective solution with flexible drive configurations and RAID or JBOD (non-RAID) host connectivity. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
LFF BAY→ 4587A31
SPECIFICATIONS
Part Number4587A31
ManufacturerLenovo
Form FactorLFF
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 4587A31 Lenovo NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | — | NL-SAS 7.2K NL-SAS uses SAS protocol at 7.2K RPM | SAS backplane supports SATA, not reverse Tray generation matters | Gen8 LFF tray differs from Gen10 TITLE LFF 3.5" DRIVE PN 4587A31 MFR Lenovo
KEY FEATURES
•
LFF Form Factor
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 2
4587-HC2Compatible
IBM Storage D1224 SFF Dual ESM Disk Expansion Enclosure
compatible
4587E31Compatible
IBM Storage D1224 SFF Dual ESM Disk Expansion Enclosure
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 2
4587-HC2SUBSTITUTE
IBM Storage D1224 SFF Dual ESM Disk Expansion Enclosure
LENOVO
4587E31SUBSTITUTE
IBM Storage D1224 SFF Dual ESM Disk Expansion Enclosure
LENOVO
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FREQUENTLY ASKED QUESTIONS
What is 4587A31?
4587A31 is a Lenovo 4587A31 storage drive enclosure HDD/SSD enclosure Black 2.5/3.5" manufactured by Lenovo.
What parts can replace 4587A31?
There are 2 known substitutes for 4587A31: 4587-HC2, 4587E31. Substitute compatibility should be verified for your specific system.
Is 4587A31 still available?
4587A31 is currently Unknown.
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PartsTable Design LLC · partstable.com
Last verified: September 2026