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03T7878 — Lenovo 03T7878 internal hard drive 1.2 TB 15000 RPM 2.5" SAS

Lenovo · STORAGE_HDD · 2.5_SAS_HDD
PRODUCT OVERVIEW

03T7878: Lenovo 03T7878 internal hard drive 1.2 TB 15000 RPM 2.5" SAS. It is cited to fit LENOVO Uncategorized ThinkServer RD350, LENOVO Uncategorized ThinkServer RD450, LENOVO Uncategorized ThinkServer RD550 and 1 more listed machines.

Lenovo 03T7878 internal hard drive 1.2 TB 15000 RPM 2.5" SAS. Key specifications include Type: HDD, HDD size: 2.5", HDD speed: 15000 RPM, Interface: SAS, HDD capacity: 1.2 TB, Component for: Server/workstation. 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
STORAGE_HDD→ 2.5_SAS_HDD→ SFF BAY→ 03T7878
SPECIFICATIONS
TypeHDD
HDD size2.5"
HDD speed15000 RPM
InterfaceSAS
HDD capacity1.2 TB
Component forServer/workstation
Operating voltage5 V
Quantity per pack1 pc(s)
HDD interface transfer rate6 Gbit/s
FITS THESE MACHINES
Lenovo ThinkServer RD350
Lenovo ThinkServer RD450
Lenovo ThinkServer RD550
Lenovo ThinkServer RD650
COMPONENT DIAGRAM
LATCH 1.2TB SAS — 03T7878 SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen 1.2TB SAS — 03T7878 BARE DRIVE — NO LATCH Needs caddy/tray to install 2.5" (70 x 100mm) SFF 2.5" DRIVE | 1.2TB | SAS — Always ask: "Does it come with tray/caddy?" | Tray PN varies by server generation TITLE SFF 2.5" DRIVE PN 03T7878 CAP 1.2TB SAS
KEY FEATURES
•
SFF Form Factor
•
1.2TB 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 5
4XB0G45725CompatiblePARTNER
IBM 1.2Tb SAS 6G 10K SFF Gen 5 HDD for ThinkServer - Option
compatible
03X4439CompatiblePARTNER
IBM 1.2Tb SAS 6G 10K SFF Gen 5 HDD for ThinkServer - FRU P/N
compatible
16007267CompatiblePARTNER
IBM 1.2Tb SAS 6G 10K SFF Gen 5 HDD for ThinkServer - LC P/N
compatible
SH20D87587CompatiblePARTNER
IBM 1.2Tb SAS 6G 10K SFF Gen 5 HDD for ThinkServer - P/N
compatible
SL10A28364CompatiblePARTNER
IBM 1.2Tb SAS 6G 10K SFF Gen 5 HDD for ThinkServer - P/N
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 5
SH20D87587SUBSTITUTE
IBM 1.2Tb SAS 6G 10K SFF Gen 5 HDD for ThinkServer - FRU
LENOVO
SL10A28364SUBSTITUTE
IBM 1.2Tb SAS 6G 10K SFF Gen 5 HDD for ThinkServer - FRU
LENOVO
03X4439SUBSTITUTE
IBM 1.2Tb SAS 6G 10K SFF Gen 5 HDD for ThinkServer - FRU
LENOVO
16007267SUBSTITUTE
IBM 1.2Tb SAS 6G 10K SFF Gen 5 HDD for ThinkServer - FRU
LENOVO
4XB0G45725SUBSTITUTE
IBM 1.2Tb SAS 6G 10K SFF Gen 5 HDD for ThinkServer - FRU
LENOVO
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FREQUENTLY ASKED QUESTIONS
What is 03T7878?
03T7878 is a Lenovo 03T7878 internal hard drive 1.2 TB 15000 RPM 2.5" SAS manufactured by Lenovo. It is classified as a STORAGE_HDD (2.5_SAS_HDD).
What parts can replace 03T7878?
There are 5 known substitutes for 03T7878: 4XB0G45725, 03X4439, 16007267 and 2 more. 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.