WD Red SA500 NAS - WDS400T2R0A - 4TB 2.5in SATA SSD for NAS
WD Red SA500 NAS SSD 4TB: 2.5″ SATA III, 560/530 MB/s seq, up to 95K/82K IOPS. NAS-optimized w/ 2500 TBW endurance, 24/7 reliability, power efficiency. Ideal for caching, multi-user NAS, video editing.
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The WD Red SA500 NAS SSD (WDS400T2R0A) is a 4TB 2.5-inch SATA III drive engineered specifically for Network Attached Storage systems. Featuring Western Digital 3D NAND technology, it delivers sequential read/write speeds up to 560/530 MB/s and random performance up to 95,000/82,000 IOPS, making it perfect for accelerating NAS caching, OLTP databases, 4K/8K video editing, and multi-user environments[2][3].
With an exceptional 2500 TBW endurance rating and 2 million hours MTBF, this SSD ensures reliable 24/7 operation in demanding home or small business NAS setups. Power-efficient at ~60mW active and backed by a 5-year warranty, it outperforms HDDs while maintaining compatibility with popular NAS like Synology[4][5]. Supports TRIM, S.M.A.R.T., and secure erase for optimal long-term performance.
- Form Factor: 2.5-inch / 7mm height
- Interface: SATA 6 Gb/s
- Endurance: 2500 TBW, ideal for heavy workloads
- Warranty: 5 years
- Use Cases: NAS caching, virtualization, media editing
| SSD capacity | 4 TB |
| SSD form factor | 2.5 |
| Interface | Serial ATA III / SATA 6 Gb/s |
| Memory type | 3D NAND |
| Component for | NAS |
| Read speed | 560 MB/s |
| Write speed | 530 MB/s |
| Random read (4KB) | 95000 IOPS |
| Random write (4KB) | 82000 IOPS |
| TBW rating | 2500 TBW |
| MTBF | 2,000,000 hours |
| Power Consumption (Active) | 60 mW |
| Warranty | 5 years |
| Certification | FCC. UL. TUV. KC. RCM. BSMI. VCCI. Morocco. CE. UKCA. CB-Scheme |
| Weight | 34.6 g |
| Operating temperature (T-T) | 0 - 70 °C |
| Storage temperature (T-T) | -55 - 85 °C |
| Height | 7 mm |