Hgst, A Western Digital Company 0a78743 Travelstar Z7k320 Hts723232a7a364 Hard Drive

$89.00 Regular price
HGSTSKU: 863177
Model Number: 0A78743
Alt. Part Number: HTS723232A7A364
Condition: Refurbished
In stock:  Yes
No reviews

Sale price$89.00


Travelstar Z7K320 is the industry's first 7200 RPM, 7mm, 2.5-inch hard drive with capacities ranging from 160GB to 320GB. The 320GB per platter one-disk models are designed as a direct replacement for standard 9.5mm HDDs, for use in notebook PCs, external storage and compact systems. The Z7K320 offers design flexibility to accommodate new thinner and more robust devices/systems and delivers up to 18% better application performance than 5400 RPM models of the same capacity.

0A78743 Product Overview

Technical Information

  • Storage Capacity:     320 GB

Drive Performance

  • Maximum External Data Transfer Rate:     300 MBps (2.3 Gbps)
  • Maximum Internal Data Transfer Rate:     166.8 MBps (1.3 Gbps)
  • Rotational Speed:     7200 rpm
  • Buffer:     16 MB
  • Average Seek Time:     13 ms
  • Maximum Seek Time:     25 ms
  • Average Latency:     4.20 ms


  • Drive Interface:     SATA
  • Drive Interface Standard:     SATA/300
  • SATA Pin:     7-pin

Physical Characteristics

  • Drive Type:     Internal
  • Drive Width:     2.5"
  • Height:     0.3"
  • Width:     2.8"
  • Depth:     3.9"
  • Weight (Approximate):     3.35 oz


  • Green Compliant:     Yes
  • Green Compliance Certificate/Authority:     REACH
  • Green Compliance Certificate/Authority:     RoHS


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