HGST (a Western Digital company)
WD Red SA500 1TB NAS 2.5in SSD
Best high-endurance storage for 24/7 network attached storage systems.
Engineered for demanding Network Attached Storage (NAS) environments, this internal solid-state drive offers reliable, high-speed performance. It delivers sequential read speeds up to 560MB/s and write speeds up to 530MB/s, utilizing the standard 2.5-inch form factor and SATA/600 interface for broad compatibility. Built for continuous operation, it boasts a substantial endurance rating of 600 TBW and is supported by a comprehensive 5-year limited warranty, ensuring long-term data integrity and performance.
$279.99
Owner Satisfaction
4.5
/ 5
Category Rank
695
/ 4137
#695 in Hard Drives
Price vs Category Average
-47%
Below average
Storage Capacity
1
/ TB
Who it's for
- IT professionals managing constant data traffic in server environments
- Users seeking snappier file access and reduced system latency
- NAS owners requiring seamless integration with popular operating systems
Who should skip it
- Budget-conscious buyers needing massive capacity for bulk storage
- Power users requiring the extreme speeds of NVMe technology
- Home users building large-scale, cost-effective primary storage pools
Performance breakdown
NAS Optimization
Engineered specifically for the constant demands of 24/7 network storage.
Data Endurance
The 600 TBW rating provides exceptional longevity for heavy write workloads.
SATA Performance
Maxes out the SATA interface limits for consistent, reliable data transfers.
Compatibility
Standard 2.5-inch form factor ensures a seamless fit in most enclosures.
Reliability Assurance
A five-year warranty offers significant peace of mind for critical data.
Operational Efficiency
Solid-state architecture delivers silent, cool, and power-efficient performance for NAS systems.
Key Specs
Storage Capacity
1 TB
Maximum Read Transfer Rate
560 MB/s
Maximum Write Transfer Rate
530 MB/s
Endurance (TBW)
600 TB
Drive Interface Standard
SATA/600
Form Factor
2.5"
Physical Dimensions
3.9" Depth x 2.8" Width x 0.3" Height
Limited Warranty
5 Year
Know before you buy
While this drive is engineered for the 24/7 demands of a NAS environment, it is fully compatible with standard desktop computers that support a 2.5-inch SATA drive. Its high endurance rating makes it a reliable choice for any system that requires consistent, long-term performance.
TBW, or Terabytes Written, measures the total amount of data you can write to the drive over its lifetime. A 600 TBW rating indicates that this SSD is built to handle heavy, continuous read and write cycles, making it well-suited for data-intensive NAS tasks.
This drive uses the standard 2.5-inch form factor, which is compatible with most modern NAS enclosures that support SATA drives. We recommend checking your specific NAS model's manual to confirm it supports 2.5-inch drives, as some older units may only accommodate 3.5-inch drives.
Yes, as a solid-state drive, it provides much faster access times and higher sequential read/write speeds compared to mechanical hard drives. This results in quicker file transfers and more responsive performance when multiple users are accessing data on the network simultaneously.
The 5-year warranty covers defects in materials and workmanship under normal use. It provides peace of mind that the drive is built for longevity, though it does not cover data recovery services or damage resulting from accidents or misuse.
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