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Brand-new, factory-sealed ADATA Industrial ISSS31C — a 256GB 2.5” SATA III solid state drive built for industrial and embedded use. Model/PN: ISSS31C-256GCTB5. 

This is industrial-grade storage with high endurance and a DRAM buffer — a significant step up from consumer SSDs for write-heavy or always-on applications such as industrial PCs, embedded devices, automation, networking, surveillance, and transportation systems. 

Key specifications: 

Capacity: 256GB 

Form factor: 2.5” (100 x 70 x 7mm) 

Interface: SATA III (6 Gb/s) 

NAND: 112-layer 3D TLC (BiCS5) 

Sequential read: up to 560 MB/s 

Sequential write: up to 500 MB/s 

DRAM cache: Yes (improves IOPS and sustained performance) 

Endurance: 3K P/E cycle rating 

Operating temperature: 0°C to 70°C 

Operating voltage: 5V (max ~2.2W)

Reliability features: 

LDPC ECC error correction 

RAID engine for data integrity 

DRAM buffer for consistent performance