WDS400T1R0A-68A4W0 Western Digital 4TB NAS SATA SSD
WDS400T1R0A-68A4W0 Overview
The Western Digital WD Red SA500 4TB (WDS400T1R0A-68A4W0) is a reliable NAS-optimized SSD that brings solid-state speed and quiet operation to home labs, small businesses, and SOHO environments. Designed specifically for 24/7 NAS use, this 2.5-inch 7mm drive combines WD’s proven engineering with TLC NAND and a SATA 6Gb/s interface to deliver faster file access, smoother media streaming, and quicker backups compared to traditional hard drives.
With sequential read speeds reaching up to 560 MB/s and write speeds up to 530 MB/s, the Red SA500 makes a noticeable difference in everyday NAS tasks — whether you’re streaming 4K content to multiple devices, running surveillance recording, or handling multiple user file transfers.
WDS400T1R0A-68A4W0 Technical Specifications
Western Digital 4TB WD Red SA500 NAS SATA SSD Internal 2.5”/7mm Solid State Drive
Manufacturer: Western Digital (WD)
Series: WD Red SA500 (NAS Optimized)
Part Number: WDS400T1R0A-68A4W0
Storage Capacity: 4 TB
Interface: SATA-III (6 Gbps)
Form Factor: 2.5-inch (7mm Thickness)
Flash Type: 3D TLC NAND
Sequential Read Speed: Up to 560 MB/s
Sequential Write Speed: Up to 530 MB/s
Random Read (4K): Up to 95,000 IOPS
Random Write (4K): Up to 82,000 IOPS
Endurance (TBW): 2,500 TBW (Total Bytes Written)
MTTF: 2,000,000 Hours (High Reliability)
Operating Temperature: 0°C to 70°C
Shock Resistance: Up to 1,500G @ 0.5 msec half sine
Vibration Resistance: 5.0 gRMS (10-2000 Hz)
Usage: 24/7 NAS Environments, RAID Configurations, and Caching
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