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Video Surveillance HDD 4TB WD44PURZ

Product "Video Surveillance HDD 4TB WD44PURZ"

WD Purple WD44PURZ is a 4 TB surveillance hard drive built for recorders that run around the clock. The WD Purple series is Western Digital's surveillance-dedicated line — the same role Seagate's SkyHawk plays.

Key Advantages and Features:

  • AllFrame technology: reduces dropped frames during recording and playback
  • 180 TB workload per year: up to three times that of an ordinary desktop drive
  • Up to 64 cameras: and up to 16 drives in the same system
  • Heat and vibration tolerance: built for recorder enclosures where temperature swings and drives vibrate
  • Up to 1 million hours MTBF: mean time between failures
  • 3-year warranty: Western Digital manufacturer warranty

Technical Specifications:

ParameterSpecification
Capacity4 TB
Form factor3.5 inch
InterfaceSATA 6 Gbit/s
Transfer rateup to 180 MB/s
Cache256 MB
Workload ratingup to 180 TB per year
Cameras supportedup to 64
Drive bays supportedup to 16
MTBFup to 1 million hours
Duty cycle24/7 continuous
Warranty3 years

Best suited for: home or small-site NVR/XVR recorders. A surveillance drive differs from an ordinary desktop drive precisely in sustained write load and vibration tolerance — a desktop drive wears out far faster in video surveillance.

Properties "Video Surveillance HDD 4TB WD44PURZ"
Capacity: 4TB
Storage type: HDD
Datasheets
Andmeleht (PDF)

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Manufacturer "Western Digital"

Western Digital is the other large drive maker; its surveillance line is WD Purple.

Purple drives are made for recorders: continuous writing, many cameras at once and years of uptime. The same logic as Seagate's SkyHawk.

Related links of the manufacturer

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