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4XB0K12403 — Lenovo 4XB0K12403 internal solid state drive 400 GB 2.5" SAS

Lenovo · DRIVE SFF
PRODUCT OVERVIEW

4XB0K12403 is Lenovo 4XB0K12403 internal solid state drive 400 GB 2.5" SAS.

The Lenovo PM1635a Enterprise Mainstream 12Gb SAS solid-state drives (SSDs) in capacities of 400 GB, 800 GB and 1.6 TB capacity are next-generation high-performance SSDs suitable for a wide range of applications running on both System x and ThinkServer platforms. 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→ 4XB0K12403
SPECIFICATIONS
Part Number4XB0K12403
ManufacturerLenovo
Form FactorSFF
Capacity400GB
MORE FROM LENOVO
Popular Lenovo machine pages — browsing only, not a fit claim for 4XB0K12403.
ThinkSystem SR650 V1 ThinkSystem SR650 V2 ThinkSystem SR630 V1 ThinkSystem SR630 V2 System x3650 M5 System x3550 M5 ThinkServer RD550 System x IBM System x3650 M4 ThinkServer RD650 SD530 System x3500 M4 ThinkServer RD350
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COMPONENT DIAGRAM
LATCH 400GB SAS — 4XB0K12403 SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen 400GB SAS — 4XB0K12403 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 4XB0K12403 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
SUBSTITUTES & CROSS-REFERENCES 1
00PH874CompatiblePARTNER
IBM 400Gb SAS 12G MLC SFF Enterprise Mainstream Samsung PM1635a SSD for ThinkServer - FRU
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 1
00PH874SUBSTITUTE
IBM 400Gb SAS 12G MLC SFF Enterprise Mainstream Samsung PM1635a SSD for ThinkServer - Option
LENOVO
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FREQUENTLY ASKED QUESTIONS
What is 4XB0K12403?
4XB0K12403 is a Lenovo 4XB0K12403 internal solid state drive 400 GB 2.5" SAS manufactured by Lenovo.
What parts can replace 4XB0K12403?
There is 1 known substitute for 4XB0K12403: 00PH874. 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.