Synology SAT5221-3840G 3.84TB 2.5 inch Enterprise SATA SSD
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Description
Synology SAT5221-3840G 3.84TB Enterprise SATA SSD for Demanding Workloads
The Synology SAT5221-3840G is a 3.84TB 2.5-inch enterprise SATA SSD delivering up to 90,000 random read IOPS and 500 MB/s sequential throughput, purpose-built for stable, high-performance 24/7 operation in Synology storage systems.
Ideal for IT administrators deploying OLTP databases, virtualization platforms, or high-density NAS environments, this enterprise SSD reduces latency and accelerates critical services. A top choice for enterprise storage upgrades, data center SSD replacements, and Synology-compatible high-endurance solid-state storage.
Backed by Synology's 5-year limited warranty and rigorously validated against Synology compatibility standards, the SAT5221-3840G integrates seamlessly with DSM for one-click firmware updates and actionable drive health analytics. Synology's engineering team tests all replacements to the same performance and stability benchmarks, ensuring long-term reliability.
Key Features of the Synology SAT5221-3840G
- High Random Read Performance: Up to 90,000 IOPS (4K random read, QD32) ensures fast response times for transactional databases and virtualized workloads.
- Consistent Sequential Throughput: 500 MB/s sustained sequential read and write speeds (128K, QD32) maintain steady performance under heavy load.
- Enterprise Endurance: Over 7,000 TBW (calculated per JESD219A enterprise workload) supports demanding 24/7 mixed-use environments without premature wear.
- Power Loss Protection: Built-in capacitor-backed power loss protection safeguards data integrity during unexpected power outages.
- DSM Integration: One-click drive firmware updates through Synology DSM keep firmware current with minimal downtime.
- Actionable Drive Analytics: Real-time health monitoring and performance insights via DSM help administrators optimize drive longevity and preempt failures.
- Compact 2.5-inch 7mm Form Factor: Fits standard 2.5-inch SSD bays in Synology NAS and enterprise storage enclosures.
- 5-Year Limited Warranty: Coverage valid through the warranty period or until the endurance limit is reached, whichever comes first.
Technical Specifications
- Capacity: 3.84 TB
- Form Factor: 2.5-inch, 7mm
- Interface: SATA 6 Gb/s
- Sequential Read (128K, QD32): 500 MB/s
- Sequential Write (128K, QD32): 500 MB/s
- Random Read (4K, QD32): 90,000 IOPS
- Random Write (4K, QD32): 30,000 IOPS
- Endurance (TBW): >7,000 TB
- Power Loss Protection: Yes
- Active Read Power: 4.5 W (typical)
- Active Write Power: 5 W (typical)
- Idle Power: 1.2 W
- Operating Temperature: 0 degrees C to 70 degrees C (32 degrees F to 158 degrees F)
- Storage Temperature: -40 degrees C to 85 degrees C (-40 degrees F to 185 degrees F)
- Dimensions (L x W x H): 5 x 6 x 1 inches
- Weight: 1 lb
- UPC: 846504006175
- Warranty: 5-year limited
