Western Digital

Western Digital 0B26312 HGST Ultrastar 2TB 7200RPM SAS HDD

3.3 (10 reviews)

Unleash Enterprise-Class Reliability and Performance Introducing the Western Digital HGST Ultrastar 7K3000, a 3.5-inch internal hard drive engineered for demanding enterprise environments. Built for exceptional reliability and performance, this drive provides robust storage for critical applicat...

$72.00*
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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

Unleash Enterprise-Class Reliability and Performance

Introducing the Western Digital HGST Ultrastar 7K3000, a 3.5-inch internal hard drive engineered for demanding enterprise environments. Built for exceptional reliability and performance, this drive provides robust storage for critical applications.

Key Features

  • Unmatched Reliability: Boasting a 2.0 million hours MTBF.
  • High Capacity: Available in 2TB.
  • Fast Performance: 7200 RPM rotational speed ensures quick data access.
  • Advanced Interface: SAS 6Gbps interface for rapid data transfer rates.
  • Large Cache: 64MB cache buffer optimizes data handling.

Detailed Specifications

  • Brand: Western Digital
  • Model: 0B26312 (HUS723020ALS640)
  • Capacity: 2TB
  • Form Factor: 3.5-inch
  • Interface: SAS 6Gbps
  • Rotational Speed: 7200 RPM
  • Cache: 64MB
  • Sector Size: 512e bytes
  • Max Transfer Rate: 600 MB/sec
  • Sustained Transfer Rate: 166 MB/sec
  • Seek Time: 8.2ms
  • Operating Temperature: 5 to 60 degrees C
  • Idle Temperature: -40 to 70 degrees C
  • Dimensions: 101.6 x 147mm
  • Weight: 690g

Key Features

Dual Stage Actuator (DSA) and Enhanced Rotational Vibration Safeguard (RVS) for robust performance in multi-drive environments

24x7 accessibility for enterprise-class, capacity-optimized applications

Best fit applications: Cloud storage, Massive Scale Out (MSO), Data warehousing and mining, Disk-to-disk backup and archiving, RAID arrays, Network Attached Storage (NAS)

2TB Capacity, 6Gb/s SAS

2.0M hours MTBF

Specifications

Capacity
2TB
Spindle Speed
7200RPM
Interface
SAS
Data Transfer Rate
6Gb/s
MTBF
2.0M hours
Features
Dual Stage Actuator (DSA), Enhanced Rotational Vibration Safeguard (RVS)
Accessibility
24x7

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Pros & Cons

👍 Pros

  • Incorporates Dual Stage Actuator (DSA) and Enhanced Rotational Vibration Safeguard (RVS) for reliable performance in demanding, multi-drive environments.
  • Designed for 24x7 accessibility, making it suitable for enterprise-class, capacity-optimized applications requiring constant operation.
  • Offers a substantial 2TB capacity, providing ample storage for various enterprise-level data needs.
  • Features a 6Gb/s SAS interface, delivering high-speed data transfer critical for data warehousing and other intensive applications.
  • Boasts a high Mean Time Between Failures (MTBF) of 2.0 million hours, indicating a strong level of reliability and longevity.

👎 Cons

  • The 2TB capacity, while significant, may not be sufficient for the largest scale-out cloud storage or massive data mining applications without multiple drives.
  • As an enterprise-class SAS drive, it requires a SAS controller, which is not present in all consumer-grade systems, limiting broader compatibility.
  • The 7200RPM speed, while standard for many enterprise HDDs, is slower than solid-state drives (SSDs) for applications demanding peak I/O performance.
  • Optimized for 24x7 operation, it may consume more power compared to consumer-grade drives designed for intermittent use.
  • The emphasis on enterprise applications suggests it may come with a higher cost than consumer hard drives of similar capacity.

Frequently Asked Questions

The Western Digital HGST Ultrastar drive offers a storage capacity of 2TB, suitable for enterprise-class applications.
This hard drive utilizes a 6Gb/s SAS (Serial Attached SCSI) interface for high-speed data transfer.
The HGST Ultrastar includes a Dual Stage Actuator (DSA) and Enhanced Rotational Vibration Safeguard (RVS) for robust performance in systems with multiple drives.
Yes, it is designed for 24x7 accessibility, making it ideal for enterprise applications that require constant operation.
This drive is best suited for cloud storage, Massive Scale Out (MSO), data warehousing and mining, disk-to-disk backup and archiving, RAID arrays, and Network Attached Storage (NAS).
The Western Digital HGST Ultrastar has an impressive Mean Time Between Failures (MTBF) of 2.0 million hours, indicating high reliability.
The Western Digital HGST Ultrastar operates at a spindle speed of 7200 RPM.