HDD Western Digital 4 TB 3.5 inch Serial ATA III WD40PURZ

Western Digital Purple 4 TB (WD40PURZ) is a 3.5" internal SATA III hard drive designed for continuous, always-on surveillance recording. With 4 TB capacity, 5400 RPM speed and a 64 MB cache, this drive is built to handle sustained video workloads up to 180 TB/year and is compatible with many NVR and DVR systems requiring reliable storage for multiple cameras.

Advantages

WD Purple drives are engineered for the thermal and workload demands of 24/7 surveillance environments, offering compatibility with a wide range of enclosures and chipsets. The drive supports up to 64 cameras, delivers dependable video playback, and uses IntelliSeek technology to reduce power consumption, noise and vibration in always-on systems.

Suitable for

• Network video recorders (NVRs) and digital video recorders (DVRs) for small to medium surveillance installations
• Continuous 24/7 video recording and storage
• Multi-camera setups up to 64 cameras

Key specifications

• Capacity: 4 TB (4000 GB)
• Form factor: 3.5"
• Interface: Serial ATA III (SATA III)
• Spindle speed: 5400 RPM
• Cache: 64 MB
• Supported workload: up to 180 TB/year
• Weight: 0.65 kg
• Model/MPN: WD40PURZ
• EAN: 718037856773

How to use

Install the WD Purple 3.5" drive into a compatible NVR/DVR or desktop SATA III bay following the device manufacturer’s instructions. Secure the drive in the enclosure, connect the SATA data and power cables, and initialize or format the drive within your recorder or operating system as required. Configure your surveillance system settings to recognize the drive and allocate storage for continuous recording.

Recommendations

For reliable long-term performance, use this drive in properly ventilated, temperature-controlled surveillance enclosures, ensure firmware compatibility with your NVR/DVR vendor, and monitor drive health and available capacity regularly. Avoid using the drive as a typical desktop workload drive; it is optimized for sequential video write workloads common in surveillance systems.