Specifications Seagate ST4000VX015-520
| Features | Specifications |
|---|---|
| Product Type | SkyHawk Surveillance Hard Drive |
| Capacity | 4TB |
| Form Factor | 3.5-inch |
| Interface | SATA 6Gb/s |
| Recording Technology | CMR |
| Rotation Speed | 5400 RPM |
| Cache | 256MB |
| Maximum Sustained Transfer Rate | Up to 180 MB/s |
Surveillance Features
| Features | Specifications |
|---|---|
| Surveillance Workload | Designed for 24/7 Video Surveillance |
| Cameras Supported | Up to 64 Cameras |
| Drive Bays Supported | Up to 16 Bays |
| SkyHawk Health Management | Supported |
| Rotational Vibration Sensor | Supported |
| Load/Unload Cycles | Up to 600,000 |
| Annual Workload Rate | Up to 180TB/year |
| MTBF | Up to 1,000,000 Hours |
Power & Reliability
| Features | Specifications |
|---|---|
| Average Operating Power | Approx. 3.7 W |
| Idle Power | Approx. 2.5 W |
| Startup Current | 1.8 A at 12V |
| Operating Temperature | 0°C to 65°C |
| Non-Operating Temperature | -40°C to 70°C |
| Nonrecoverable Read Error Rate | 1 per 1014 bits read |
General
| Features | Specifications |
|---|---|
| Height | 20.20 mm |
| Width | 101.6 mm |
| Depth | 146.99 mm |
| Weight | Approx. 630 g |
| Warranty | 3 Years Limited Warranty |
Note: ST4000VX015-520 is a 4TB Seagate SkyHawk surveillance HDD designed for continuous 24/7 video recording in CCTV and NVR systems.
Important: Actual recording capacity and supported camera count may vary depending on camera resolution, bitrate, recording mode and NVR configuration.








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