Western Digital

Western Digital WD84PURZ 8TB Purple Surveillance HDD

4.6 (1142 reviews)

Surveillance-Class Storage for Peace of MindThe Western Digital WD Purple Surveillance Hard Drive is engineered for 24/7 surveillance systems. Designed to withstand the harsh environments of NVR systems, it offers reliable storage and smooth video playback, ensuring you never miss a critical mome...

$413.95*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

Surveillance-Class Storage for Peace of Mind

The Western Digital WD Purple Surveillance Hard Drive is engineered for 24/7 surveillance systems. Designed to withstand the harsh environments of NVR systems, it offers reliable storage and smooth video playback, ensuring you never miss a critical moment.

  • Brand: Western Digital
  • Model: WD84PURZ
  • Capacity: 8TB
  • Interface: SATA 6 Gb/s
  • Cache: 128 MB
  • Form Factor: 3.5"

Key Features

Engineered specifically for surveillance security systems.date transfer rate:194.0 megabits_per_second.Specific uses: Business,Personal

Tuned for write-intensive, low bit-rate, high stream-count workloads typical to most surveillance applications.

AllFrame AI technology delivers additional enhancements and higher workload rate for AI-enabled recorders, systems and solutions

Supports up to 180 TB/yr workload rate** (Up to 360 TB/yr workload rate on drives that support AllFrame AI technology).

Support for more than eight bays.

Specifications

Capacity
8TB
Series
Purple Surveillance HDD
Data Transfer Rate
194.0 megabits per second
Workload Rate
Up to 180 TB/yr (Up to 360 TB/yr with AllFrame AI)
Bay Support
More than eight bays
Technology
AllFrame AI technology
Specific Uses
Business, Personal, Surveillance security systems

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Pros & Cons

👍 Pros

  • Specifically engineered for surveillance security systems, offering tailored performance.
  • Tuned for write-intensive, low bit-rate, high stream-count workloads typical in surveillance.
  • AllFrame AI technology provides enhanced capabilities and higher workload rates for AI-enabled recorders.
  • Supports a substantial workload rate of up to 180 TB/yr, with up to 360 TB/yr for AllFrame AI enabled systems.
  • Designed to support systems with more than eight drive bays, allowing for scalable storage solutions.

👎 Cons

  • The drive's tuning for surveillance applications means its performance might not be optimized for standard desktop use.
  • While offering a high workload rate, this is specifically for continuous surveillance operations, not burst data transfers.
  • The 194.0 megabits per second data transfer rate may be a limiting factor for some high-bandwidth applications.
  • Features like AllFrame AI are only fully beneficial with compatible AI-enabled recorders and systems.
  • Specific details on shock resistance or operating temperature range are not provided in the features.

Frequently Asked Questions

This hard drive is engineered specifically for surveillance security systems and tuned for write-intensive, low bit-rate, high stream-count workloads, so it may not be optimized for typical desktop computer use.
The drive supports a workload rate of up to 180 TB/yr, with a higher rate of up to 360 TB/yr on drives that support AllFrame AI technology.
Yes, this Western Digital Purple Surveillance HDD is designed to support systems with more than eight bays.
AllFrame AI technology delivers additional enhancements and a higher workload rate specifically for AI-enabled recorders, systems, and solutions.
This hard drive has a stated date transfer rate of 194.0 megabits per second.