SanDisk 4TB WD Red SA500 2.5" SATA 6Gb/s SSD

The SanDisk WD Red SA500 (WDS400T2R0A) is a high-performance 4TB SATA III SSD, optimized for 24/7 continuous operation in NAS environments. It delivers sequential read speeds of up to 560 MB/s and sequential write speeds of up to 520 MB/s. Powered by 3D TLC NAND (SanDisk/BiCS format) and a Marvell 88SS1074 controller with DRAM cache support, this SSD provides high random performance (up to 87,000 IOPS read and 83,000 IOPS write) along with exceptional endurance (2,500 TBW, MTTF 2,000,000 hours). It is compatible with Windows, Linux, and macOS, and supported by the WD SSD Dashboard.

Specifications:
Model: WDS400T2R0A
Capacity: 4TB
Form Factor: 2.5″ / 7 mm SATA SSD
Interface: SATA III (6 Gb/s)
Sequential Read: Up to 560 MB/s
Sequential Write: Up to 520 MB/s
Random Read (4KB): Up to 87,000 IOPS
Random Write (4KB): Up to 83,000 IOPS
NAND: 3D TLC NAND
Controller: Marvell 88SS1074 (with DRAM cache)
Endurance (TBW): 2,500 TB
MTBF: 2,000,000 hours
Compatibility: Windows, Linux, macOS
Dimensions (L × W × H): 100.2 × 69.85 × 7 mm
Weight: Approx. 37.4 g
Certifications: CE, FCC, RCM, UKCA, BSMI, VCCI, KCC, Morocco, TÜV, UL

Official manufacturer website: https://shop.sandisk.com/en-ap/products/ssd/internal-ssd/wd-red-sata-2-5-ssd?sku=WDS400T2R0A-68CKB0