FAQ

Browse answers on product selection and BOM shortlisting, industrial DRAM / NVMe / SATA DOM fit, temperature and power grades, compatibility and installation, data reliability, warranty and after-sales, ordering, customization, and program-specific notes such as GCC DDR4 — maintained by Loongtion Application Engineering.

What are the core differences between Industrial, Enterprise, and Military-spec solid-state drives?
Industrial: Focuses on compatibility with complex industrial environments, supports a wide temperature range of -40℃~+85℃, vibration/electromagnetic interference resistance, and is compatible with scenarios such as industrial automation and medical equipment;

Enterprise: Focuses on high-frequency and stable requirements such as data centers and servers, supports 7×24-hour operation, balances performance and cost, and is compatible with enterprise IT architectures;

Military-spec: Centers on extreme environments with grade-dependent wide-temperature operation (e.g. −55 °C to +95 °C on wide-temperature SATA SSD modules; up to +105 °C on selected memory and pSLC devices), for vehicle-mounted terminals, shipborne equipment, and autonomous scenarios.
How to choose between mSATA, M.2 SATA, and M.2 NVMe interfaces?
mSATA: 50mm×30mm compact design, compatible with SATA III protocol, ideal for multi-bay high-density deployment.
What are the differences in application scenarios between Dramless (cache-less) solid-state drives and cache-equipped solid-state drives?
Dramless (Cache-free): Features lower cost and superior power efficiency. It ensures medium-to-high frequency read/write demands (e.g., industrial automation control hosts, IoT edge gateways) with capacities ranging from 128GB to 8TB.
What does "Terabytes Written (TBW)" mean? What are the approximate TBW values for models with different capacities?
TBW refers to the total amount of data that can be safely written to a solid-state drive (SSD) over its entire lifespan, and it is a core indicator for measuring lifespan (tolerance ±10%).
What is the difference between industrial SSD and enterprise SSD?
Industrial SSDs are built for 24/7 operation, wider temperature ranges (typically -40°C to 85°C or beyond), and higher endurance in harsh environments. Enterprise SSDs target data-center workloads with emphasis on capacity, throughput, and standard ambient temperatures (0°C to 70°C).

Choose industrial SSD when your application faces vibration, extreme heat or cold, or embedded/field deployment. Choose enterprise SSD for server and cloud storage at controlled temperatures.

Loongtion offers both lines: see /products/industrial and /products/enterprise.
When should I choose NVMe over SATA for industrial applications?
Choose NVMe when you need higher sequential and random I/O, lower latency, and modern host interfaces (PCIe). SATA remains appropriate for legacy IPC platforms, simpler firmware stacks, or when power and BOM cost are tight constraints.

For new industrial designs with PCIe available, Loongtion industrial NVMe SSDs (/products/industrial-NVMe-ssd) typically deliver better performance per watt than SATA equivalents.
What is BGA SSD and where is it used?
BGA (Ball Grid Array) SSD is a solder-down solid-state storage module designed for space-constrained embedded systems. Unlike removable M.2 or 2.5" drives, BGA SSD is mounted directly on the PCB, improving shock/vibration resistance and reducing footprint.

Typical applications: automotive ECU, telecom modules, rugged handhelds, and defense electronics. Loongtion BGA SSD products: /products/BGA-ssd.
Industrial SSD vs consumer SSD: what are the key differences?
Consumer SSDs optimize for cost and desktop workloads. Industrial SSDs add:
• Wide-temperature operation (-40°C to 85°C or wider)
• Higher TBW/endurance for continuous writes
• Power-loss protection and firmware tuned for embedded uptime
• Longer product lifecycle and fixed BOM support

For mission-critical or outdoor/vehicle equipment, consumer SSDs are not recommended. Loongtion industrial products: /products/industrial.
What is the difference between M.2 2280 and M.2 2242 SSD?
M.2 2280 is 22 mm wide × 80 mm long — the most common size for industrial and enterprise NVMe/SATA modules with more NAND capacity and better thermal headroom.

M.2 2242 is 22 mm × 42 mm — a compact form factor for space-limited embedded boards, IoT gateways and thin IPC.

Both are available in Loongtion industrial lines: /products/industrial-NVMe-ssd and related M.2 product pages. Match the module length to your board slot and mechanical clearance.
Which SSD form factors does Loongtion offer for industrial projects?
Loongtion industrial storage covers multiple form factors:
• M.2 2280 and 2242 (NVMe and SATA)
• 2.5" SATA SSD
• mSATA
• BGA solder-down SSD (NVMe and SATA)
• SATA DOM / storage modules
• eMMC and NAND flash chips

Browse by category: /products/industrial, /products/BGA-ssd, /products/industrial-sata-ssd.
Should I use 2.5 inch SATA SSD or M.2 NVMe for industrial equipment?
Use 2.5" SATA when your host has a legacy SATA bay, you need simpler integration, or BOM cost is critical.

Use M.2 NVMe when the platform supports PCIe, you need higher throughput and lower latency, and board space allows M.2.

For harsh environments, prioritize wide-temperature industrial grades and power-loss protection regardless of form factor. Loongtion 2.5" SATA: /products/industrial-sata-ssd; M.2 NVMe: /products/industrial-NVMe-ssd.
What is a SATA DOM (Disk on Module) and when is it used?
SATA DOM is a small embedded storage module that connects via SATA — often vertically on the motherboard — instead of a removable 2.5" drive.

It is used in industrial control, kiosk, telecom and defense systems where shock, vibration and long uptime matter. Loongtion Warsoul SATA DOM: /products/warsoul-sata-dom.