Western Digital WD Purple Pro 18TB 3.5′ Surveillance HDD 7200RPM 512MB SATA3 272MB/s 550TBW 24×7 64 Cameras AV NVR DVR 2.5mil MTBF 5yrs | WD181PURP

Western Digital WD Purple 18TB 3.5′ Surveillance HDD 7200RPM 512MB SATA3 6Gb/s 272MB/s 550TBW 24×7 64 Cameras AV NVR DVR 2.5mil MTBF 5yrs

WD Purple Surveillance HDD
Uncompromising Storage for 24/7, Always On Security Systems

OVERVIEW
Engineered for the Extreme Demands of 24/7 Surveillance Systems
WD Purple™ surveillance storage features Western Digital’s exclusive AllFrame™ technology, so you can confidently create a security system tailored to the needs of your business. AllFrame technology improves ATA streaming, helping to reduce errors, pixelation, and other video interruptions that could happen in a video recording system.

WD Purple drives have an enhanced workload rating that supports systems designed for 24×7 video recording with up to 64 cameras. WD Purple 8TB, 10TB, 12TB, and 14TB capacities feature AllFrame AI™ technology that enables an additional 32 streams for Deep Learning analytics within the system.

High Capacity
Up to 14TB for the needs of 24/7, always on high-definition surveillance systems

Enhanced Workload Ratings
Up to 180TB/year on capacities up to 6TB, and up to 360TB/year on 8TB and above

Exclusive AllFrame Technology
Help reduce frame loss, improve overall video playback, and increase the number of bays supported within a NVR

Highlights
Engineered specifically for surveillance security systems.
Supports up to 360TB/yr workload rate1
Tuned for write-intensive, low bit-rate, high stream-count applications typical to most surveillance applications
Prioritized write-operations for maximized surveillance performance
TLER ATA streaming support
Support for more than eight bays2

Applications and Workload
NVR DVR Surveillance Systems
Up to 64 Cameras Per HDD
Deep Learning/AI Capable NVR Systems (8TB, 10TB, 12TB, 14TB 18TB)

Product Last Updated: 03/06/2025

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