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Seagate

Seagate Barracuda LP 1.5TB 5900RPM SATA Hard Drive Renewed

★★★★★4.5 (2 reviews)

Affordable 1.5TB storage for bulk files and backups — Seagate's Barracuda LP balances capacity with energy efficiency.

$79.00*
✓ In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The Seagate Barracuda LP ST31500541AS is a 3.5-inch internal hard drive offering 1.5TB of storage capacity at a 5900 RPM spindle speed. The "LP" designation reflects its low-power design philosophy — by spinning at 5900 RPM rather than the conventional 7200 RPM, the drive draws less electricity and generates less heat, which makes it a reasonable choice for secondary storage roles, NAS enclosures, media servers, or backup duties where raw speed is less important than capacity and energy efficiency. A 32MB cache provides buffering for sequential operations like large file transfers.

This particular unit is a renewed product, meaning it has been previously used and then refurbished and tested to meet functional standards. It connects via a SATA 3 GB/s interface, which is compatible with all standard SATA motherboard ports and external enclosures, though its maximum transfer rate is capped below what newer SATA III drives can achieve. For users looking to add affordable bulk storage to a desktop PC or build out a simple backup system, the Barracuda LP delivers usable capacity at a low entry cost, provided expectations are set for its older interface and mechanical drive limitations.

Key Features

5,900 RPM Spin Speed, 32 MB Cache Buffer, SATA 3Gb/s interface, 1.5 TB Capacity

Super-low power consumption reduces power costs over the life of the system up to 50% over those of standard desktop drives

Leading performance in the low power category

Cool drives provide long-lasting benefits to the PC or external drive, reducing some component and maintenance costs.

Specifications

Brand
Seagate
Model
ST31500541AS
Capacity
1.5 TB
RPM
5900 RPM
Interface
SATA 3 GB/s
Cache
32 MB
Form Factor
3.5-Inch
Condition
Renewed

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Pros & Cons

👍 Pros

  • 1.5TB capacity provides substantial space for backups, media libraries, and file archiving at a low cost.
  • The 5900 RPM speed runs cooler and consumes less power than 7200 RPM drives, making it suitable for always-on or NAS use.
  • Standard 3.5-inch SATA form factor ensures broad compatibility with desktop PCs and external enclosures.
  • 32MB cache helps buffer sequential read and write operations.

👎 Cons

  • The 5900 RPM speed is noticeably slower than 7200 RPM drives for random access and application loading.
  • SATA 3 GB/s interface is an older standard, limiting maximum throughput compared to SATA 6 GB/s drives.
  • As a renewed product, the drive has an unknown amount of prior use, which may affect long-term reliability.
  • This is a mechanical hard drive with no vibration or shock protection features listed for the model.

Frequently Asked Questions

This is a renewed (refurbished) unit, meaning it has been tested and verified to work properly but is not brand new.
It uses a SATA 3 GB/s (SATA II) interface, which is compatible with any motherboard or enclosure that has a standard SATA connector.
LP stands for Low Power. The drive operates at 5900 RPM instead of the standard 7200 RPM, which reduces power consumption and heat output while still delivering adequate performance for storage tasks.
Yes, it is a standard 3.5-inch SATA drive and will fit in any compatible 3.5-inch external enclosure or dock.

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