If you're building or upgrading your NAS (Network Attached Storage) , the Toshiba N300 NAS 4TB 7200RPM 3.5" Internal Hard Drive is engineered to meet your storage demands with uncompromising reliability, speed, and endurance. Whether you're a small business, creative professional, or tech-savvy home user, the Toshiba N300 provides a powerful solution for managing high workloads, simultaneous access, and long-term data storage.
Toshiba developed the N300 series in close collaboration with NAS manufacturers to address the unique performance and durability requirements of multi-user NAS environments. Unlike typical desktop hard drives, the N300 is purpose-built to support 24/7 continuous operation, allowing for simultaneous access from multiple clients, remote users, and automated backup processes&mdashall without skipping a beat.
The N300 supports multi-RAID configurations with up to 8 hard drives, making it an ideal fit for small to medium-sized businesses or advanced home NAS setups requiring scalability and high-availability performance.
Integrated RV Sensors for Stability in Multi-Bay Systems
In multi-bay NAS environments, vibration from adjacent drives can cause serious performance degradation over time. Regular hard drives lack the ability to compensate for this "knock-on" vibration. The Toshiba N300 combats this issue with advanced RV (Rotational Vibration) sensors and control technology.
By incorporating multiple shock sensors and RV compensation, the N300 maintains consistent, smooth performance even in systems with high rotational movement. This significantly reduces drive failure risks and ensures reliable performance in mission-critical operations.
Modern NAS systems are expected to perform around the clock. Whether it's for business file sharing, media streaming, surveillance storage, or cloud-based collaboration, uptime is everything. The Toshiba N300 is engineered for such demands with a workload rating of up to 180 TB/year&mdash3 times higher than typical desktop HDDs.
This high endurance rating means the drive can handle constant read/write tasks from multiple users, making it perfect for file servers, private cloud storage, and content creation hubs that demand nonstop reliability.
The Toshiba N300 isn&rsquot just reliable&mdashit&rsquos rugged. The drive features high-durability components that are specially designed to withstand heavy workloads, elevated temperatures, and long operating hours. Additionally, it incorporates automatic seek-speed adjustment, a smart feature that reduces heat output during high-temperature operation&mdashenhancing lifespan and stability even under intense loads.
When performance matters, the Toshiba N300 delivers. Operating at 7200 RPM and featuring a large data buffer (up to 256 MB), the drive offers exceptional read/write speeds under heavy access loads. Whether it's uploading large multimedia files, streaming HD content, or managing server backups, the N300 performs efficiently and consistently.
This level of performance is especially beneficial for multi-user NAS systems, ensuring your data is readily accessible without bottlenecks.
Toshiba&rsquos Dynamic Cache Technology takes performance even further. This advanced caching algorithm intelligently manages the onboard buffer to deliver optimal read/write performance. By dynamically allocating cache resources based on demand, the drive ensures real-time data processing, perfect for professional environments like video editing, design workflows, and collaborative workstations.
The N300 line is also engineered with the environment&mdashand your working environment&mdashin mind. The higher capacity models (12TB to 18TB) feature a helium-sealed design, which not only reduces power consumption but also minimizes acoustic output to just 20dB (typical) in idle mode.
Although the 4TB model does not feature helium sealing, it still benefits from Toshiba's energy-efficient technology that keeps noise and power draw low, making it suitable for use in quiet office or home environments.
With over 50 years of hard drive innovation, Toshiba is a global leader in storage technology. The N300 series continues this legacy, delivering dependable, high-performance storage for users who demand the best. Backed by Toshiba&rsquos expertise, rigorous quality testing, and a three-year limited warranty, the N300 is a drive you can count on day in and day out.
Small business NAS systems
Creative workstations and multimedia storage
Remote file servers
Home media centers
Backup and archiving hubs
Surveillance storage arrays
Power up your NAS with the Toshiba N300 4TB HDD &ndash built to deliver and designed to last.
Order now from Binary Logic and enjoy premium NAS storage backed by industry-leading innovation.
 
As a trusted and authorized Toshiba storage partner in Bangladesh, Binary Logic ensures you get genuine products, competitive pricing, and expert local support. Whether you&rsquore building a new NAS setup or upgrading an existing one, our team is ready to help you choose the right storage solution for your needs.
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| Specifications | |
|---|---|
| Product Code | 4TB HDWG440EZSTA |
| Basic Specifications | |
| Form factor | 3.5-inch |
| Interface | SATA 6.0 Gbit/s |
| Drive bays supported | 1 to 8 |
| Rotational Vibration (RV) Sensors | Yes |
| Advanced Format (AF) | Yes |
| RoHS compatible | Yes |
| Halogen Free | Yes |
| Shock Sensor | Yes |
| Performance | |
| Rotational speed | 7,200 rpm |
| Buffer size | 512 MB (14 TB HDWG31E, 16 TB, 18 TB) 256 MB (4 TB &ndash 12 TB, 14 TB HDWG21E) |
| Data transfer speed | 281 MB/s typ. (18 TB) 274 MB/s typ. (16 TB) 260 MB/s typ. (14 TB) 253 MB/s typ. (12 TB) 248 MB/s typ. (10 TB) 260 MB/s typ. (8 TB) 250 MB/s typ. (6 TB) 232 MB/s typ. (4 TB) |
| Average latency | 4.17 ms |
| Native Command Queuing (NCQ) | Supported |
| Reliability | |
| Workloads | 180 TB/year |
| MTTF | 1,200,000 hours (14 TB HDWG31E, 16 TB, 18 TB) 1,000,000 hours (others) |
| Unrecoverable error rate | 1 per 1014 bits read (10 TB &ndash 18 TB) 1 per 1015 bits read (4 TB &ndash 8 TB) |
| 24/7 operation | Yes |
| Power Management | |
| Supply voltage | 5VDC (+10%/-7%) / 12VDC (±10%) (14&ndash18 TB) 5VDC (+10%/-5%) / 12VDC (±10%) (10 TB) 5VDC (±5%) / 12VDC (±10%) (4&ndash8 TB, 12 TB) |
| Consumption (operating) | 7.48 W (18 TB) 6.91 W (16 TB, 14 TB HDWG31E) 6.77 W (14 TB HDWG21E) 6.49 W (12 TB) 9.48 W (10 TB) 8.41 W (8 TB) 7.22 W (6 TB) 6.84 W (4 TB) |
| Consumption - Active Idle | 4.14 W (18 TB) 4.03 W (16 TB, 14 TB HDWG31E) 4.54 W (14 TB HDWG21E) 4.28 W (12 TB) 7.22 W (10 TB) 5.61 W (8 TB) 4.93 W (6 TB) 4.04 W (4 TB) |
| Environmental | |
| Temperature (operating / non-operating) | 5 to 60°C / -40 to 70°C (18 TB) 0 to 65°C / -40 to 70°C (10 TB, 14 TB HDWG31E, 16 TB) 5 to 65°C / -40 to 70°C (4&ndash8 TB, 12 TB, 14 TB HDWG21E) |
| Vibration (operating) | 10&ndash18 TB: 7.35 m/s² (0.75 G) (5&ndash300 Hz) 2.45 m/s² (0.25 G) (300&ndash500 Hz) 4&ndash8 TB: 7.35 m/s² (0.75 G) (2&ndash300 Hz) 4.90 m/s² (0.50 G) (300&ndash350 Hz) 2.45 m/s² (0.25 G) (350&ndash500 Hz) |
| Vibration (non-operating) | 29.4 m/s² (3.0 G) (5&ndash500 Hz) |
| Shock (operating) | 686 m/s² (70 G), 2 ms duration |
| Shock (non-operating) | 2450 m/s² (250 G), 2 ms duration |
| Acoustics (idle mode) | 20 dB (12&ndash18 TB) 34 dB (10 TB) 31 dB (4&ndash8 TB) |
| Physical | |
| Dimensions (L x W x H) | 147 x 101.85 x 26.1 mm |
| Weight (approx.) | 693 g max. (4 TB) 700 g max. (6 TB) 770 g max. (10 TB) 720 g max. (8 TB, 12&ndash18 TB) |
| Box Content | |
| Box Content | 3.5-inch internal hard drive - N300 NAS Hard Drive |
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