Seagate SkyHawk 4TB Surveillance HDD ST4000VX016

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

Description

Seagate ST4000VX016 SkyHawk 4TB surveillance HDD

Seagate ST4000VX016 is a 4TB internal surveillance hard drive for compatible DVR and NVR systems. It is designed for continuous video workloads, making it a practical storage option when camera footage must be recorded throughout the day and night.

Seagate ST4000VX016 specifications

Plan continuous recording with Seagate ST4000VX016

The SkyHawk range is intended for surveillance workloads rather than a simple occasional file archive. The ST4000VX016 model combines conventional magnetic recording with a video-oriented design. Match the drive to a recorder that supports its capacity and interface, then configure recording according to the site’s requirements.

The stated camera support is a drive-level capability, not a promise that every recorder can record sixty-four cameras. Recorder channel limits, incoming bandwidth and encoding settings still apply. Similarly, the SATA interface rate is not the same as the drive’s sustained platter transfer speed.

Estimate storage from the real camera settings

Footage retention depends on the combined recording bitrate, recording hours, audio settings and whether recording is continuous or triggered by events. Camera resolution alone is not enough to calculate days of storage. A busy scene may produce different storage use from a quiet scene under variable bitrate encoding.

As a planning example, eight cameras recording continuously at 2 Mbps each produce a combined 16 Mbps video stream. That is about 172.8GB per day using decimal units, before audio and overhead. A nominal 4TB drive would represent roughly twenty-three days at that assumed rate before recorder reserves and formatting. Actual retention must be measured after setup.

Check Seagate ST4000VX016 recorder compatibility

Before installing Seagate ST4000VX016, verify the recorder’s supported drive capacity, SATA interface and firmware requirements. Inspect the available bay and mounting points before buying an expansion drive. If replacing an existing disk, export any footage that must be retained through the recorder’s supported backup process before removal.

Disconnect power before opening equipment and follow the recorder’s installation instructions. Use the appropriate mounting screws and connect SATA data and power securely. Avoid loose cables near fans, and keep the drive protected from knocks during handling. A powered drive should not be moved casually while it is recording.

Initialise, test and monitor

Initialise Seagate ST4000VX016 in the recorder using the supported menu. Confirm that recording starts, then play back footage from each required channel. Check the overwrite schedule and any storage-error alerts. A healthy status immediately after installation does not replace ongoing checks of recorded footage.

Maintain airflow around the recorder and avoid blocking its vents. Review storage health information where the recorder supports it. Important incident clips should be exported to a separate location; a single surveillance disk is not an independent backup of itself.

Buy Seagate ST4000VX016 in Bangladesh

Confirm current stock, the exact ST4000VX016 model label and the applicable local warranty before ordering. Seagate’s published warranty and any recovery-service entitlement depend on the drive and region, so check serial-number eligibility rather than assuming that every imported package has identical service coverage.

Compare surveillance hard drives for other capacities. Review the official Seagate model datasheet and the SkyHawk product manual for technical reference.

Frequently asked questions

Is usable capacity exactly 4TB?

The nominal capacity uses decimal units. Formatting, recorder reserves and different unit displays reduce the available recording space.

Is this a USB external drive?

No. It is an internal 3.5-inch SATA hard drive and requires a compatible host and power connection.

How many recording days will it hold?

Estimate from total bitrate and recording schedule, then confirm actual retention in the recorder. There is no universal number of days for all camera systems.

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