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Seagate Guardian BarraCuda ST2000LM015 - Hard drive - 2 TB - internal - 2.5-inch - SATA 6Gb/s - 5400 rpm - buffer: 12...

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Manufacturer part ST2000LM015 | Dell part A9434572 | Order Code a9434572 | Seagate
BarraCuda Hard Drive 2TB


  • The thinnest and highest capacity 2.5-inch hard drive available.
  • Choose 7mm—500GB, 1TB and 2TB capacityoptions for easy to upgrade laptop/mobile storage.
  • With 3TB to 5TB capacity options, the 15mm BarraCuda 2.5-inch hard drive allows you to easily store most of your games, music, movies and more.
  • Highest capacity 2.5-inch drives on the market for DIY external box setup for upgraders.
  • SATA 6Gb/s interface optimizes burst performance.
  • Multi-Tier Caching Technology delivers snappy performance.
  • Lower power consumption.
Versatility at the Ready

Versatile and dependable, Seagate's fierce BarraCuda drives are inspired by the past and ready for the future. BarraCuda 2.5-inch drives, in 7mm and 15mm z-heights, are a cost-effective way to handle all your PC needs.

Best-Fit Applications

  • Laptop and mobile storage
  • External storage systems
  • All-in-one-PCs
  • Ultra-slim desktop PCs
Multi-Tier Caching Technology

All hard drives in the BarraCuda family come equipped with Multi-Tier Caching Technology (MTC). MTC takes your PC to new performance levels. By applying intelligent layers of NAND Flash, DRAM and media cache technologies, BarraCuda delivers improved read and write performance by optimizing data flow, allowing you to load apps and tiles faster than ever before.

Major Capacity

Store it all. With capacities up to 5TB, BarraCuda leads the market with the widest range of storage options available. With a 2.5-inch form factor, users can upgrade their laptop, mobile, external storage, or all-in-one PC systems with ease.

Capacity 2TB
Form Factor 2.5in
Height 7.20mm
Cache (MB) 128MB
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BarraCuda leads the industry with the highest capacities for desktops and mobile computers. The uncompromising BarraCuda Pro marries industry-leading storage capacity with 5,400-RPM spin speeds for snappy performance and load times when gaming or performing heavy workloads.

Get the most out of your storage with BarraCuda hard drives. From computers full of photos and memories to gaming PCs that need more room to play, BarraCuda grows with you.

Quick Specs

Hard drive - internal - QuietStep, Halogen Free, Ramp Load
2 TB
Form Factor
SATA 6Gb/s
Data Transfer Rate
600 MBps
Buffer Size
128 MB
Spindle Speed
5400 rpm
QuietStep, Halogen Free, Ramp Load
Dimensions (WxDxH)
2.7 in x 4 in x 0.3 in
3.17 oz
Manufacturer Warranty
2-year warranty


Device Type
Hard drive - internal
2 TB
Form Factor
SATA 6Gb/s
Buffer Size
128 MB
Bytes per Sector
QuietStep, Halogen Free, Ramp Load
2.7 in
4 in
0.3 in
3.17 oz


Drive Transfer Rate
600 MBps (external)
Internal Data Rate
140 MBps
Spindle Speed
5400 rpm


Non-Recoverable Errors
1 per 10^14
Load / Unload Cycles

Expansion & Connectivity

SATA 6 Gb/s
Compatible Bay


Power Consumption
  • 1.7 Watt (read)
  • 1.8 Watt (write)
  • 0.5 Watt (idle)


Compliant Standards

Manufacturer Warranty

Service & Support
Limited warranty - 2 years

Environmental Parameters

Min Operating Temperature
32 °F
Max Operating Temperature
140 °F
Min Storage Temperature
-40 °F
Max Storage Temperature
158 °F
Shock Tolerance (operating)
400 g @ 2 ms
Shock Tolerance (non-operating)
1000 g @ 1 ms

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