WD Purple (4PURZ), 3.5", 4TB

The WD Purple drive is primarily designed for surveillance DVR and NVR systems with continuous operation, and it is optimized with AllFrame technology to enhance ATA streaming, reduce failures, pixelation, and other interruptions in video recording that can occur in these systems. WD Purple drives support up to three times the workload compared to desktop drives, making them better equipped to handle the higher demands of video surveillance systems. Key Features • Capacity: 4 TB • Interface: SATA III (6 Gb/s) • Disk rotation speed: 5400 RPM • Cache: 128 MB • Disk format: 3.5" • Maximum annual