WD Purple Surveillance Hard Drive – 8 TB, 128 MB, 5640 rpm – WD84PURZ

The WD Purple Surveillance Hard Drive is a type of hard drive specifically designed for use in surveillance systems. It has a storage capacity of 8 terabytes (TB), meaning it can store a large amount of video footage. The hard drive also features a 128 MB cache, which helps improve the drive’s read and write speeds.

The WD Purple Surveillance Hard Drive operates at a rotational speed of 5640 revolutions per minute (RPM), which is slower than some other hard drives. However, it is designed to be more reliable and reduce heat and vibration in surveillance systems. This makes it a good choice for systems that need to operate 24/7.

Overall, the WD Purple Surveillance Hard Drive is a reliable and high-capacity storage solution for surveillance systems, designed to handle the demands of continuous recording and playback.

Specifications

• Capacity: 8 TB
• Interface: SATA 6 Gb/s
• Form factor: 3.5 inch
• Buffer size: 128 MB
• Rotation speed: 5640 RPM
• Data transfer rate (max): 210 MB/s
• Load/unload cycles: 300,000
• MTBF (mean time between failures): 1,500,000 hours
• Workload rate (max): 180 TB/year
• Non-recoverable read errors per bits read: <1 in 10^14
• Operating temperature: 0°C to 65°C
• Dimensions (L x W x H): 5.79 x 4 x 1.03 inches (146.99 x 101.6 x 26.1 mm)
• Weight: 1.58 lbs (0.72 kg)

In addition to these standard specifications, the WD Purple Surveillance Hard Drive also includes specialized firmware designed specifically for surveillance applications. This firmware includes features like AllFrame AI technology, which helps to reduce video frame loss and improve playback quality, and support for up to 64 cameras