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Technical Data Sheet
PartsTable / STORAGE_HDD / 4XB0G45720
4XB0G45720 ✓ 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

For ThinkServer, Lenovo offers a choice of the industry’s most trusted SATA or SAS hard-disk drives — as well as blazing-fast solid-state drives— in various capacities that are tested for durability. Easy to install, ThinkServer drives are designed with ergonomic cradles that also make maintenance a snap. No matter your business needs, ThinkServer storage options deliver the performance, reliability, and capacity you demand.

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→ 4XB0G45720
SPECIFICATIONS
TypeHDD
HDD size2.5"
Hot-swapYes
HDD speed7200 RPM
InterfaceSerial ATA III
HDD capacity500 GB
Component forServer/workstation
SMART technologyYes
Operating voltage5 V
Compatible productsLenovo ThinkServer Gen.5
HDD interface transfer rate6 Gbit/s
COMPONENT DIAGRAM
RELEASE LATCH 500GB NL-SAS 7.2K 4XB0G45720 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 4XB0G45720 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
00LA979Compatible
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - FRU
compatible
03T7873Compatible
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 - Option
LENOVO
00LA979SUBSTITUTE
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - Option
LENOVO
03T7873SUBSTITUTE
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - Option
LENOVO
03T8323SUBSTITUTE
IBM 500Gb SATA 6G 7.2K SFF 512n Gen 5 HDD for ThinkServer - Option
LENOVO
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FREQUENTLY ASKED QUESTIONS
What is 4XB0G45720?
4XB0G45720 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 4XB0G45720?
There are 4 known substitutes for 4XB0G45720: 00LA979, 03T7873, 03T8323 and 1 more. Substitute compatibility should be verified for your specific system.
Is 4XB0G45720 still available?
4XB0G45720 is currently Unknown.
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Last verified: July 2026