What is the workload rating of the WD Purple Pro WD122PURP?

The drive supports up to 550TB/year annualized workload, making it suitable for continuous 24/7 surveillance recording. This rating, combined with 7200 RPM speed and 512MB cache, handles high-write demands from up to 64 HD cameras effectively.

How many cameras does this drive support?

It supports up to 64 single-stream HD cameras and 32 AI streams, thanks to AllFrame AI technology that minimizes frame loss and improves playback in AI-enabled recorders and analytics servers.

What interface does the WD122PURP use?

SATA III 6 Gb/s interface with transfer rates up to 272 MB/s, ensuring compatibility with standard NVRs, deep-learning servers, and cloud storage systems for seamless high-performance integration.

Is this drive suitable for 24/7 operation?

Yes, engineered for 24/7 environments with tarnish-resistant components, 550TB/year workload, and robustness for multi-bay RAID/JBOD setups in surveillance and video analytics applications.

What is the cache size and RPM?

512MB cache and 7200 RPM rotational speed provide efficient data handling for multi-stream video, supporting real-time recording and reducing latency in enterprise surveillance deployments.

What form factor is the WD Purple Pro 12TB?

3.5-inch internal form factor, ideal for rackmount systems and large-scale storage arrays, with CMR technology for reliable performance in high-capacity video archiving needs.

WD122PURP - Western Digital Purple Pro 12TB 7200RPM SATA 3.5-Inch HDD

Name: WD122PURP - Western Digital Purple Pro 12TB 7200RPM SATA 3.5-Inch HDD
Brand: Western Digital
SKU: WD122PURP
Price: 892 USD
Availability: InStock

WD122PURP - Western Digital Purple Pro 12TB 7200RPM SATA 3.5-Inch HDD | US IT Hardware

Product overview

The Western Digital WD Purple Pro WD122PURP is a 12TB 3.5-inch SATA III 6 Gb/s internal hard drive designed for enterprise-level smart video surveillance. It features a 7200 RPM rotational speed and 512MB cache for reliable high-performance data transfers up to 272 MB/s. Engineered for 24/7 operation, it supports up to 550TB/year workload rating, up to 64 single-stream HD cameras, and 32 AI streams, with AllFrame AI technology reducing frame loss in analytics servers and deep-learning systems. Tarnish-resistant components ensure durability in harsh multi-bay environments, including RAID and JBOD setups. Ideal for high-end video recorders, cloud storage, and surveillance systems requiring continuous write-intensive workloads. Its CMR recording technology and enterprise robustness provide dependable storage for large-scale security deployments.

12TB capacity for 64 HD cameras & 32 AI streams
7200 RPM + 512MB cache, up to 272 MB/s transfers
550TB/year workload for 24/7 surveillance
SATA III 6 Gb/s, 3.5-inch enterprise form factor
Tarnish-resistant for harsh multi-bay environments
AllFrame AI reduces frame loss in analytics

Expedited and overnight shipping options are available at checkout, priced by destination and service.
Purchase orders accepted from qualified institutions.
Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

Manufacturer part #	WD122PURP
Brand	Western Digital
Model	WD122PURP
AI Streams	32
Product Line	WD Purple Pro
Product Type	Smart Video Surveillance Hard Drive
Workload Rating	Up to 550TB/year
Rotational Speed	7200 RPM
Multi-bay Support	Yes
Formatted Capacity	12TB
Recording Technology	CMR

Compatible systems

Optimized for surveillance systems, video recorders, servers, and NAS; no specific OS or server models listed

Various Video Analytics Servers
Form factor: Desktops, Servers, NAS
Designed for high-end AI-enabled recorders and deep-learning servers

Best for

Surveillance NVRs
Optimized for 24/7 recording from up to 64 HD cameras with 550TB/year workload and AllFrame AI to minimize frame loss.
AI Video Analytics
Supports 32 AI streams per drive in deep-learning servers, leveraging 7200 RPM speed and 512MB cache for efficient processing.
Enterprise Cloud Storage
12TB capacity with tarnish-resistant components suits multi-bay RAID/JBOD for reliable large-scale video archiving.
High-End Recorders
SATA III 6 Gb/s interface and 550TB/year rating handle continuous high-write workloads in video management systems.

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7200 RPM SATA Hard Drives 3.5-inch SATA Hard Drives Enterprise SATA Hard Drives 3.5-inch (LFF) Server Hard Drives

Height	1.028"
Cache Size	512MB
Dimensions	5.79" x 4" x 1.028"

Western Digital Purple Pro 12TB 7200RPM SATA 3.5-Inch HDD

Product overview

Featuring

Compatible systems

Best for

Frequently asked questions

Details

Shipping, warranty & returns

Customer reviews

Physical Characteristics

Reliability

Interface/Ports

Weight & Dimensions

Western Digital Purple Pro 12TB 7200RPM SATA 3.5-Inch HDD

Product overview

Featuring

Compatible systems

Best for

Frequently asked questions

Details

Shipping, warranty & returns

Customer reviews

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Physical Characteristics

Reliability

Interface/Ports

Weight & Dimensions