Lexar NS100 512GB SATA III Internal SSD (LNS100-512RBNA)
The Lexar NS100 512GB is a 2.5-inch SATA III solid-state drive designed for straightforward laptop and desktop upgrades. It targets users looking to replace an aging HDD with a faster, more reliable storage solution — without the complexity of NVMe installation. Additionally, it suits IT administrators refreshing older office machines on a controlled budget.
Technical Specifications
Storage & Performance
| Specification | Detail |
|---|---|
| Capacity | 512 GB |
| Sequential Read Speed | Up to 550 MB/s |
| Sequential Write Speed | Up to 450 MB/s (varies by workload) |
| Interface | SATA III, 6 Gb/s |
| NAND Flash Type | 3D QLC NAND |
| Endurance (TBW) | 256 TB written |
Physical
| Specification | Detail |
|---|---|
| Form Factor | 2.5-inch |
| Height | 7 mm |
| Dimensions | 100.2 mm × 69.85 mm × 7 mm |
| Colour | Grey |
Reliability & Environment
| Specification | Detail |
|---|---|
| Shock Resistance | 1500G, 0.5ms, Half Sine Wave |
| Vibration Resistance | 10–2000 Hz, 1.5 mm, 20G |
| Operating Temperature | 0°C to +70°C |
| Storage Temperature | −40°C to +85°C |
| Features | S.M.A.R.T. support, Secure Erase |
Warranty & Support
| Specification | Detail |
|---|---|
| Warranty | 3-year limited |
| Part Number | LNS100-512RBNA |
Use Cases & Applications
Ageing Laptop Rescue
The NS100 is well-suited to breathing new life into laptops originally shipped with 5400RPM HDDs. However, users should confirm their system has a 2.5-inch SATA bay before purchasing — ultrathin notebooks may use M.2 slots exclusively.
Office Desktop Refresh
IT teams rolling out performance improvements across a fleet of office PCs will find the NS100 a cost-efficient choice. Furthermore, the 7mm height fits both standard and slim-bay desktop configurations without requiring a height adapter.
Secondary Storage Drive
For systems that already have an NVMe primary drive, the Lexar NS100 512GB works effectively as a secondary data storage volume — suitable for documents, archived project files, or locally stored media libraries.
Student and Home Use
With 512GB of capacity, the drive accommodates a full operating system installation, a productivity software suite, and a substantial media collection simultaneously. Moreover, the shock-resistant construction provides added reliability for students carrying laptops between home and campus.
Internal Links
Looking to pair this upgrade with compatible memory? Browse our full range of RAM options to complete your system refresh.
For full product details, compatibility documentation, and the latest firmware information, visit the official Lexar website.





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