• WD Purple 4TB SATA 6Gb/s Surveillance Hard Drive
  • WD Purple 4TB SATA 6Gb/s Surveillance Hard Drive
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WD Purple 4TB SATA 6Gb/s Surveillance Hard Drive

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The WD Purple 4TB is a 3.5-inch surveillance hard drive engineered for mainstream DVR and NVR systems. Designed for write-intensive, low-bit-rate and high-stream-count workloads, it uses WD AllFrame technology to help improve recording performance and reduce video frame loss in compatible surveillance environments.

The drive uses CMR recording technology and supports surveillance systems with up to 64 HD cameras and up to 16 drive bays. With a 256MB cache and transfer rates of up to 175MB/s, it is designed for continuous surveillance recording and reliable data storage.

Specifications:

Specification Details
Brand WD
Series WD Purple
Storage Capacity 4TB
Drive Type Surveillance Hard Disk Drive (HDD)
Form Factor 3.5-inch
Interface SATA 6Gb/s
Connector SATA
Transfer Rate Up to 175MB/s
Cache 256MB
Recording Technology CMR
Surveillance Workload Up to 180TB/year
Camera Support Up to 64 HD cameras
Maximum Drive Bays Up to 16
Firmware Technology AllFrame
RV Sensors Yes
Operating Temperature 0°C to 65°C
Non-Operating Temperature -40°C to 70°C
Dimensions (L × W × H) 147.07 × 101.6 × 26.16 mm
Weight 570g
Model Number WD43PURZ

Key Features:

  • 4TB surveillance storage

  • Designed for DVR and NVR systems

  • SATA 6Gb/s interface

  • Up to 175MB/s transfer rate

  • 256MB cache

  • CMR recording technology

  • WD AllFrame technology

  • Supports up to 64 HD cameras

  • Supports up to 16 drive bays

  • Up to 180TB/year workload rating

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