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WD Purple WD40PURX 4TB Surveillance 3.5" Internal SATA Hard Drive

SKU: 1537-N
Model: 1537-N
UPC: 718037823317
Out of Stock
Capacity: 4TB
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Price $259.88 $259.88 $259.88 $245.44 $231.00
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The 4TB Purple Surveillance Internal Hard Drive from Western Digital is designed to withstand the stresses placed on it in a 24/7 surveillance system. With support for up to 32 high-definition surveillance cameras this 4TB hard drive can hold a large amount of data and gives you the ability to easily upgrade and expand your security system.

  • Built for always-on surveillance storage applications
  • AllFrame technology for reduced pixilation and video interruption
  • Designed to support up to 32 HD cameras
  • Caching algorithms specifically designed for security surveillance operation
  • 4 TB capacity holds up to 16,000,000 digital photos, 2,000,000 MP3 files, and 960 hours of HD video.


  • 4TB Storage Capacity
  • 3.5 Form Factor
  • 6 Gb/s Data Transfer Rate
  • 64MB Cache
  • Surveillance Class Storage
  • Supports up to 32HD Surveillance Cameras
Products specifications
Brand Western Digital®
Capacity 4TB
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