# Toshiba S300 4TB Surveillance 3.5” Internal Hard Drive – CMR SATA 6 Gb/s 5400 RPM 128MB Cache

- Category: Storage
- Brand: Toshiba
- Model: S300
- Part number: HDWT140UZSVAR
- Price (US): currently unavailable
- Price last checked: 2026-08-06
- Rating: 4.4/5 from 116 Amazon reviews
- Warranty: 3 years
- Product page: https://buildmypc.net/component-details/storage/toshiba-s300-hdwt140uzsvar/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Toshiba |
| Model | S300 |
| Maximum Capacity | 4 TB |
| Form Factor | 3.5" (HDD) |
| Cache Memory | 128 MB |
| Interface | SATA 6 Gb/s |

## Key Features

- Designed for 24/7 surveillance and video recording security systems
- Scalable up to 32 HD video camera
- Support up to 110 TB/Year workload rating
- Built in rotational vibration (RV) sensors; Maintains durability in harsh operating environments
- Includes Toshiba 3 year limited

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