Western Digital WD Purple 8TB Surveillance HDD

Specifications are based on manufacturer information for the listed model and variant. Product details may change with hardware revision.

Description

Western Digital WD Purple 8TB Hard Drive Price in Bangladesh

Western Digital WD Purple 8TB is a purpose-built CCTV surveillance hard drive for continuous video recording in compatible DVR and NVR systems. Its 8TB capacity is suitable for commercial surveillance projects needing high capacity and longer retention across multiple camera streams. Buyers searching for the Western Digital WD Purple 8TB price in Bangladesh can check the current price, stock and warranty shown on this page before ordering from Logic Gate Technology.

Why choose the Western Digital WD Purple 8TB?

Unlike a general desktop drive, the WD Purple family is designed around sustained surveillance workloads and steady multi-stream recording. Actual retention time depends on camera count, resolution, frame rate, codec, bitrate and recording schedule.

Key Features

Best uses

• 24/7 CCTV video recording
• Compatible DVR and NVR storage expansion
• Multi-camera surveillance playback and retention
• Home, office, shop and commercial security systems

Buy Western Digital WD Purple 8TB in Bangladesh

Browse more surveillance HDD prices in Bangladesh, plan a complete CCTV surveillance solution, or request professional CCTV installation and storage planning. Logic Gate Technology provides product-selection support and nationwide delivery.

When an 8TB surveillance drive makes sense

WD Purple 8TB can provide more recording space in a compatible DVR or NVR when a smaller disk no longer meets the retention requirement. Review how many days of footage you actually need, then calculate capacity using the combined bitrate of the cameras and their recording schedules.

Changing from motion recording to continuous recording may consume additional space even without adding cameras. Higher frame rates and image-quality settings can also affect retention. Keep these settings in the capacity plan, and check real-world storage use once the installation is running normally.

Match the drive to the recorder

Before choosing WD Purple 8TB, confirm that your recorder supports an 8TB drive per bay. Check its approved-drive information and any relevant firmware requirements. A replacement should match the system’s supported configuration, not merely fit the physical space.

Ask for the full HDD model number when comparing quotations. Different WD Purple generations can have different speed, cache and workload specifications. Use the datasheet for the supplied code; a general family page or a photograph of another capacity does not establish every detail.

Replacing an older storage disk

Export important footage before removing the existing drive. Follow the recorder manual for shutdown, mounting and cable connections. After fitting the replacement, identify the correct disk in the storage menu before initialising or formatting it, because those steps may erase data.

Record a test clip and play it back from each required camera. Check the available space, disk status and overwrite settings. After the system has completed a normal recording cycle, verify the oldest retained footage to see whether the actual retention matches the plan.

Daily operation and warranty

Keep the recorder ventilated and check storage warnings during routine maintenance. Export critical incident footage to separate storage rather than treating the recorder as the only copy. Confirm seller-warranty terms and retain the invoice, supplied model number and serial details for future service.

Frequently asked questions

Is the Western Digital WD Purple 8TB suitable for CCTV DVR and NVR?

Yes, it is designed for compatible surveillance recorders. Confirm that the recorder supports a 3.5-inch SATA drive and the selected capacity.

How long will CCTV footage be stored?

Retention cannot be guaranteed from capacity alone. It changes with camera quantity, resolution, codec, bitrate, motion or continuous recording and recorder settings.

What should I confirm before ordering?

Confirm the exact model code, capacity support, SATA interface, physical size and warranty terms. Product specifications can vary by hardware revision.

For manufacturer family information, see official Western Digital product information. Confirm the exact supplied model label before purchase.

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