Front view of Western Digital Purple Pro 3.5-inch surveillance hard drive with purple label and silver frame

18TB Storage Powerhouse for Advanced Video Surveillance

The WD Purple Pro hard drive features a distinctive purple label design that signifies its specialized role in surveillance systems. This 3.5-inch drive combines robust construction with enterprise-grade components, evident in its professional-grade metallic frame and precision engineering. The clean, minimalist design houses powerful technology optimized for 24/7 surveillance operations.

Technical Specifications

  • 3.5-inch form factor for standard enterprise enclosures
  • Tarnish-resistant components for long-term reliability
  • 7200 RPM spindle speed for consistent performance

Applications

  • Enterprise surveillance systems requiring high-capacity storage
  • AI-enabled security monitoring centers
  • Multi-camera surveillance installations
WD Purple Pro hard drive with purple background showing surveillance analytics and data streams

AI-Powered Surveillance Storage Solution

The WD Purple Pro is shown in its element, surrounded by surveillance analytics visualization. The purple-tinted background emphasizes its integration with advanced security systems, while the streaming data patterns represent its AI processing capabilities. This image demonstrates how the drive serves as the backbone for modern intelligent surveillance infrastructure.

Technical Specifications

  • Supports up to 32 AI streams for deep learning analytics
  • AllFrame AI technology for enhanced frame capture
  • 550TB/year workload rating for intensive operations

Applications

  • Deep learning surveillance applications
  • Video analytics processing centers
  • Smart city surveillance systems
Angled view of WD Purple Pro surveillance hard drive showing construction details and purple branding

Enterprise-Grade Durability Meets Surveillance Optimization

The angular perspective of the WD Purple Pro reveals its robust construction and attention to detail. The drive's distinctive design combines functionality with reliability, featuring reinforced mounting points and a precisely engineered chassis. This view emphasizes the professional build quality that supports its role in demanding surveillance environments.

Technical Specifications

  • 2.5M hours MTBF for superior reliability
  • Multi-bay support for scalable systems
  • HelioSeal technology for environmental protection

Applications

  • Large-scale surveillance data centers
  • Mission-critical security installations
  • 24/7 monitoring facilities

Product details

General Information
Manufacturer

Western Digital Corporation

Manufacturer Part Number

WD181PURP

Brand Name

Western Digital

Product Line

Purple Pro

Product Model

WD181PURP

Product Name

Purple Pro WD181PURP Hard Drive

Product Type

Hard Drive

Technical Information
Storage Capacity

18 TB

Recording Technology

Conventional Magnetic Recording (CMR)

Drive Performance
Spindle Speed (rpm)

7200

Buffer

512 MB

Endurance (TBW)

550 TB

Network & Communication
Wireless LAN

No

Interfaces/Ports
Drive Interface

SATA

Drive Interface Standard

SATA/600

Physical Characteristics
Drive Type

Internal

Form Factor

3.5

Durability

Tarnish Resistant

Height

1

Width

4

Length

5.8

Weight (Approximate)

1.52 lb

Miscellaneous
Environmentally Friendly

Yes

Environmental Certification

RoHS

Device Supported

Storage System
Server
Video Surveillance System

Warranty
Limited Warranty

5 Year

Included in the Box

  • icon_list|hard drive|Hard Drive Main unit icon

    Hard Drive

FAQs

What is the storage capacity and main purpose of the WD Purple Pro WD181PURP?
The WD Purple Pro WD181PURP offers 18TB of storage capacity and is specifically designed for advanced smart video solutions, including AI-enabled recorders, video analytics appliances, and deep-learning servers. It's optimized for 24/7 operation in surveillance systems and can support up to 64 HD single-stream cameras while handling up to 32 AI streams for deep learning analytics.
What is the drive's performance specifications and workload rating?
The WD Purple Pro operates at 7200 RPM with a 512MB buffer and features a substantial workload rating of up to 550TB per year. It uses Conventional Magnetic Recording (CMR) technology and includes SATA/600 interface for high-speed data transfer. The drive is engineered for continuous operation with an impressive MTBF (Mean Time Between Failures) of up to 2.5 million hours.
What is AllFrame AI technology and how does it benefit users?
AllFrame AI technology is Western Digital's exclusive feature that serves two primary functions: it helps reduce frame loss and improves overall video playback quality, while also supporting up to 32 AI streams for Deep Learning analytics within the system. This technology optimizes ATA streaming and is particularly valuable for advanced surveillance systems requiring simultaneous video recording and AI-powered analysis.
What are the physical specifications of the WD Purple Pro?
The WD Purple Pro is a 3.5-inch internal hard drive measuring 1" in height, 4" in width, and 5.8" in length. It weighs approximately 1.52 pounds and features tarnish-resistant components for durability. The drive is designed for installation in storage systems, servers, and video surveillance systems.
How many cameras and streams can the WD Purple Pro support?
The WD Purple Pro can support up to 64 HD single-stream cameras and is optimized for modern cameras that transmit multiple streams simultaneously. Additionally, it can handle up to 32 AI streams for Deep Learning analytics, making it highly suitable for advanced surveillance systems with multiple cameras and AI-enabled features.

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