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Key Features
- 4TB Storage Capacity
- 3.5" Form Factor
- SATA III 6 Gb/s Interface
- 256MB Cache
The 4TB Purple SATA III 3.5" Internal Surveillance Hard Drive from WD is designed to withstand the stresses placed on it in a 24/7, always-on, high-definition surveillance system with 16 drive bays. With support for up to 64 high-definition surveillance cameras, this 4TB hard drive can hold a large amount of data and gives you the ability to easily upgrade and expand your security system. Furthermore, WD AllFrame technology helps improve video capturing and reduces errors, pixilation, and video interruptions that could happen in a video recorder system.
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What is the difference between 'retail' and 'oem'?
What is the difference between 'retail' and 'oem'?
The difference between the "retail" and "OEM" WD 6TB Purple SATA III 3.5" Internal Surveillance Hard Drive is that the retail version comes in a full retail box and packaging, while the OEM version is just a bare drive.
Date published: 2026-05-21