Western Digital Purple WD43PURZ 4 TB Hard Drive - 3.5" Internal - SATA (SATA/600)

The Western Digital Purple WD43PURZ 4 TB Hard Drive is the premier storage solution for modern surveillance systems. Built to endure 24/7 operation in DVRs, NVRs, and security workloads, this 3.5-inch internal HDD delivers the reliability, capacity, and video integrity needed to keep your footage safe and accessible. Engineered specifically for multi-camera environments, WD Purple drives optimize continuous recording and streaming, ensuring consistent performance even under heavy workloads. If you manage a security setup with countless daily video streams, this drive is designed to handle the sustained write activity and multi-stream demands without compromising playback or frame quality.

• Massive 4 TB capacity: Store millions of video frames, hours of footage, and expansive surveillance libraries without constantly swapping drives. The 4 TB capacity provides ample room for growth as you add cameras or extend retention periods.
• AllFrame technology for reliable video recording: WD's AllFrame technology helps reduce video interruptions and frame loss. By improving error recovery and stream integrity, it delivers steadier playback and fewer dropped frames, even in dense, multi-channel recording environments.
• Surveillance-grade endurance for 24/7 workloads: Specifically designed for continuous operation, this drive maintains steady performance under the nonstop demands of DVR/NVR workloads, helping systems capture and archive footage around the clock.
• 3.5-inch internal design with SATA (SATA/600) interface: A reliable, standard form factor that fits into most surveillance servers, DVRs, and NAS units that require a high-capacity, robust hard drive with quick data transfer capabilities.
• Optimized for multi-camera environments and reliable retrieval: Engineered to handle multiple camera streams simultaneously, enabling smooth recording, fast access to archived footage, and quick recovery when reviewing incidents or conducting investigations.

Technical Details of Western Digital Purple WD43PURZ 4 TB Hard Drive

• Capacity: 4 TB
• Form Factor: 3.5-inch internal hard drive
• Interface: SATA 6 Gb/s (SATA/600)
• Purpose: Surveillance-grade HDD designed for DVRs/NVRs and multi-camera security installations
• Technology: AllFrame technology to minimize video interruptions and improve recording quality
• Specialization: Optimized for continuous 24x7 operation in surveillance environments
• Compatibility: Suitable for WD Purple security ecosystems and compatible storage configurations

How to Install Western Digital Purple WD43PURZ 4 TB Hard Drive

• Power down your surveillance system, DVR, or NAS and unplug all cables before handling the drive.
• Open the device’s drive bay or chassis, locating an available 3.5-inch slot that supports SATA drives.
• Secure the WD Purple 4 TB disk into the drive bay with appropriate screws, ensuring proper alignment with the mounting points.
• Connect the SATA data cable from the device’s motherboard or backplane to the drive’s SATA interface, and attach the power connector to supply steady power to the drive.
• Power on the system and access the DVR/NVR or server interface to initialize and format the new drive as part of the storage pool or camera archive configuration. Follow the device’s setup prompts to allocate the drive for surveillance use and verify drive health.

Frequently asked questions

• Q: Is the WD43PURZ suitable for continuous 24x7 surveillance recording?
• A: Yes. The WD43PURZ is built for surveillance workloads with features like AllFrame technology and continuous operation readiness, making it well suited for 24x7 recording in DVRs and NVRs.
• Q: What cameras or systems is this drive compatible with?
• A: It is designed to work with WD Purple surveillance systems and can be integrated into many DVR/NVR setups that support 3.5-inch SATA drives. Always verify compatibility with your specific model and firmware.
• Q: How much video can I store on 4 TB?
• A: The amount of retained footage depends on resolution, frame rate, retention period, and number of cameras. With 4 TB of capacity, you can support extended retention for multiple streams depending on your encoding settings.
• Q: Do WD Purple drives require special formatting or software?
• A: Generally, you format the drive within the DVR/NVR or operating system’s storage management tool as part of your surveillance configuration. No special software is required beyond the standard device setup.
• Q: Can I deploy this drive in a NAS or general PC?
• A: While designed for surveillance systems, WD Purple drives can be used in NAS or desktop environments that support a 3.5-inch SATA HDD. Performance and reliability for non-surveillance tasks may vary, so use it where surveillance workloads are expected.