HITACHI 

HITACHI 0B47078 3.5IN 26.1 8TB 256 7200RPM SATA ULTRA 512E SE NP3 DC HA340

Mfg Part Number:  0B47078  
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Price: $270.22
Quantity:
In Stock/Mfg Direct Ship
Last Updated: Jan 28, 2026
No Sales Tax except these states
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Economical Capacities and Fast Data Access for the Data Center

The Ultrastar DC HA340 HDD in 4TB, 6TB, and 8TB delivers efficiency and performance for traditional and legacy systems based on proven CMR technology. Designed for a variety of applications including traditional storage arrays, rack-mounted storage enclosures and server-based storage systems, these drives are offered at 7,200 RPM with 6Gb/s SATA and Advanced Format 512e format.

Technology innovation delivers efficiency and performance for legacy systems

Address data center requirements by providing legacy capacities from 4TB to 8TB while implementing the latest in HDD storage technologies.

Proven and cost-efficient design

Ultrastar DC HA340 drives are based on an air-based HDD platform with Conventional Magnetic Recording (CMR) technology in a 3.5-inch form factor. 

Performance and protection 

These 4TB, 6TB, and 8TB HDD's leverage a dual-stage microactuator to enhance head positioning accuracy for better drive performance. 

Designed for data center workloads

The Ultrastar DC HA340 is performance-optimized to handle heavy application workloads of up to 550TB2per year.

Built with reliability in mind 

This robust drive delivers dependability in intense data center environments with up to 2M hours MTBF3(projected). 

Main Specification
General Information
Manufacturer Western Digital Corporation
Manufacturer Part Number 0B47078
Manufacturer Website Address http://www.wdc.com
Brand Name WD
Product Line Ultrastar
Product Series DC HA340
Product Model WUS721208BLE6L4
Product Name Ultrastar DC HA340 Data Center 3.5" SATA HDD
Product Type Hard Drive
Technical Information
Storage Capacity 8 TB
Recording Technology Conventional Magnetic Recording (CMR)
Platform Supported PC
Platform Supported Linux
Features RAID Support
Disk Format 512e
Drive Performance
Spindle Speed (rpm) 7200
Buffer 256 MB
Mean Time Between Failures (MTBF) 228.2 Year
Interfaces/Ports
Drive Interface SATA
Drive Interface Standard SATA/600
Physical Characteristics
Drive Type Internal
Form Factor 3.5"
Height 1"
Width 4"
Length 5.8"
Weight (Approximate) 1.59 lb
Miscellaneous
Operating System Compatibility Windows
Operating System Compatibility Linux
Operating System Compatibility Windows Server
Device Supported Server
Device Supported Storage System
Warranty
Limited Warranty 5 Year
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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