Toshiba S300 AI 3.5" 18TB, 7200 RPM, 1024MB, 550 WRL, SATA III Hard Drive for Surveillance
Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Hard drive | |
| HDD interface | SATA |
| Device type | HDD |
| Weight & dimensions | |
| Weight | 730 g |
| Height | 26.1 mm |
| Width | 101.8 mm |
| Depth | 147 mm |
| Operational conditions | |
| Storage temperature (T-T) | -40 - 70 °C |
| Operating temperature (T-T) | 5 - 60 °C |
| Operating shock | 50 G |
| Non-operating shock | 200 G |
| Non-operating vibration | 3 G |
| Operating vibration | 0.75 G |
| Features | |
| Drive capacity | 18 TB |
| Interface | Serial ATA III |
| Type | HDD |
| HDD speed | 7200 RPM |
| Mean time between failures (MTBF) | 2500000 h |
| Write speed | 295 MB/s |
| HDD size | 3.5" |
| S.M.A.R.T. support | ![]() |
| Component for | Surveillance system |
| HDD interface transfer rate | 6 Gbit/s |
| HDD sustained transfer rate | 295 MiB/s |
| Workload rate limit | 550 TB/year |
| Storage drive buffer size | 1024 MB |
| 24/7 operation | ![]() |
| EAN | 4260557513477 |
The Toshiba S300 AI Surveillance HDD is a high-capacity internal drive engineered for continuous operation in modern surveillance systems. It is built to support real-time video capture and AI-driven analytics from up to 64 cameras and 32 separate AI streams simultaneously. With its 18 TB capacity, this drive is suitable for use in centralized video storage servers, multi-bay RAID configurations, and archival systems where data integrity and accessibility are critical. The drive's construction is focused on providing consistent performance in demanding, 24/7 monitoring environments.
This 3.5-inch hard drive operates at a spindle speed of 7200 RPM and connects via a SATA 6 Gbit/s interface. A large 1024 MB buffer assists in managing data flow, contributing to stable write operations during intensive recording and analysis tasks. The drive is rated for a workload of up to 550 TB per year and has a Mean Time Between Failures (MTBF) of 2.5 million hours, indicating its design for long-term reliability. These specifications ensure it can handle the data throughput required by high-resolution and AI-enhanced video streams.
Key Features:- 18 TB storage capacity
- 3.5-inch form factor
- SATA interface with 6 Gbit/s transfer rate
- 7200 RPM spindle speed
- 1024 MB buffer size
- Up to 295 MB/s write speed
- Workload rating of 550 TB per year
- 2,500,000-hour Mean Time Between Failures (MTBF)
- Supports 24/7 operation and S.M.A.R.T. monitoring
- Optimized for surveillance systems
- 101.85 x 147 x 26.1 mm dimensions
- Weighs 730 g
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- leaflet (English)

