WD Purple Surveillance 4TB 3.5" SATA Internal HDD

The WD Purple 3TB, 4TB, and 6TB models provide higher storage capacities and are equipped with a 256MB cache for enhanced performance in multi-camera surveillance systems. They are designed for 24/7 operation and support advanced AllFrame technology, which helps reduce frame loss and improve overall video playback quality.

Features (common for 3TB, 4TB, and 6TB models):

• High capacities (3TB, 4TB, and 6TB) with 256MB cache.
• Supports up to 64 HD cameras.
• Optimized for continuous operation with AllFrame technology.

Specifications:

• Interface: SATA III 6 Gb/s.
• Speed: 5400 RPM for the 3TB and 4TB; 7200 RPM for the 6TB.
• Cache: 256MB.
• Dimensions: 3.5-inch form factor.