Specifications
| Technical Specifications | |
| Brand | Toshiba |
| Model | S300 |
| Part Number(s) | HDWT740UZSVA / HDWT840UZSVA |
| Drive Type | Surveillance HDD (Hard Disk Drive) |
| Capacity | 4TB |
| Form Factor | 3.5 Inch |
| Country of Origin | Japan |
| Performance & Interface | |
| Interface | SATA 6 Gb/s |
| Rotational Speed (RPM) | 5400 RPM |
| Buffer / Cache | 128MB |
| Max Data Transfer Rate | 157 MB/s |
| Average Latency | 5.56 ms |
| Recording Technology | SMR (Shingled Magnetic Recording) |
| Surveillance & System Compatibility | |
| Cameras Supported | Up to 32 high-resolution video cameras simultaneously |
| Drive Bays Supported | 1 to 8 bays |
| RAID Support | Yes |
| Operating Systems Supported | Windows 11 / 10 / 8.1 / 7 |
| Reliability & Advanced Features | |
| MTBF (Mean Time Between Failures) | 1,000,000 hours |
| Operation Profile | 24 x 7 continuous reliability |
| Shock Sensor | Yes |
| Shock Resistance | 70G (2ms, Read/Write) (Operating) |
| NCQ (Native Command Queuing) | Supported |
| Advanced Format (AF) | Yes |
| Environmental & Power | |
| Approx. Power Consumption | 15W |
| Operating Temperature | 0°C to 70°C |
| Non-Operating Temperature | -40°C to 70°C |
| Compliance | RoHS compatible, Halogen-Free |
| Physical Dimensions & Aesthetics | |
| Color | Silver |
| Dimensions | 147 mm x 101.85 mm x 26.1 mm |
| Weight | 0.650 Kg |
| Warranty & Service | |
| Warranty Details | 3-Year General Warranty |
Toshiba S300 Surveillance Hard Disk Drive – 4TB (Model: HDWT740UZSVA / HDWT840UZSVA)
The Toshiba S300 4TB Surveillance HDD is purpose-built for 24×7 continuous recording in CCTV and DVR/NVR systems. Engineered in Japan, this 3.5-inch SATA 6 Gb/s drive delivers reliable, around-the-clock performance for surveillance environments demanding maximum uptime.
Key Features:
Designed to support up to 32 high-resolution cameras simultaneously, the S300 works seamlessly across 1 to 8 drive bays and supports RAID configurations for scalable storage setups. With 5400 RPM rotational speed, 128MB cache, and a max data transfer rate of 157 MB/s, it ensures smooth, uninterrupted video capture without dropped frames.
Built for durability, the drive features a 1,000,000-hour MTBF rating, an integrated rotational vibration shock sensor, and 70G shock resistance during read/write operations. Advanced Format (AF) and Native Command Queuing (NCQ) support enhance efficiency and data handling under heavy workloads.
Operating reliably across a wide temperature range of 0°C to 70°C, the S300 is RoHS compliant and halogen-free, making it a safe choice for long-term institutional and home security deployments.
Compatibility: Works with Windows 11/10/8.1/7 based DVR, NVR, and PC systems.
Warranty: Backed by a 3-year general warranty for peace of mind.
Ideal For: CCTV systems, home and office security setups, NVR/DVR storage upgrades, and small-to-medium surveillance network deployments.
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