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Technical Data Sheet
PartsTable / STORAGE_HDD / 03T7873
03T7873 ✓ Verified by PartsTable
LENOVO · STORAGE_HDD · 3.5_SATA_HDD
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
LENOVO THINKSERVER 500GB 7200 RPM 2.5IN ENTERPRISE SATA HDD

LENOVO THINKSERVER 500GB 7200 RPM 2.5IN ENTERPRISE SATA HDD. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
STORAGE_HDD→ 3.5_SATA_HDD→ 03T7873
SPECIFICATIONS
Part Number03T7873
ManufacturerLENOVO
Capacity500GB
COMPONENT DIAGRAM
RELEASE LATCH 500GB NL-SAS 7.2K 03T7873 LENOVO NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 500GB | 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 03T7873 MFR LENOVO
KEY FEATURES
•
500GB 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 4
4XB0G45720Compatible
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - Option
compatible
00LA979Compatible
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - FRU
compatible
03T8323Compatible
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - FRU P/N
compatible
SL10A28719Compatible
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - P/N
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 4
SL10A28719SUBSTITUTE
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - FRU
LENOVO
00LA979SUBSTITUTE
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - FRU
LENOVO
03T8323SUBSTITUTE
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - FRU
LENOVO
4XB0G45720SUBSTITUTE
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - FRU
LENOVO
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FREQUENTLY ASKED QUESTIONS
What is 03T7873?
03T7873 is a Lenovo Thinkserver 500GB 7200 RPM 2.5in Enterprise SATA HDD manufactured by LENOVO. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 03T7873?
There are 4 known substitutes for 03T7873: 4XB0G45720, 00LA979, 03T8323 and 1 more. Substitute compatibility should be verified for your specific system.
Is 03T7873 still available?
03T7873 is currently Unknown.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026