Synology DS225+ – 2-Bay NAS with 2 × SAT5210-1920G (3.84 TB)
📌 General presentation
The Synology DS225+ is a 2-bay NAS equipped with 2 Synology SAT5210-1920G SSDs, providing a total raw capacity of 3.84 TB.
It integrates the Intel Celeron J4125 CPU with Synology-certified Enterprise SSDs, ensuring high throughput, low latency and enterprise-grade reliability for professional workloads.
🔧 Key features
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Processor: Intel Celeron J4125 – 4 cores @ 2.0 GHz (2.7 GHz burst)
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RAM: 2 GB DDR4 (expandable up to 6 GB)
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Storage: 2 × SAT5210-1920G (3.84 TB raw)
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Network: 1 × 2.5 GbE + 1 × 1 GbE
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USB ports: 2 × USB 3.2 Gen 1
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SSD Performance: ~530 MB/s read, > 500 MB/s write
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Endurance: DWPD ~1.3, 5-year warranty
🔐 Security & reliability
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SAT5210-1920G Synology-certified Enterprise SSDs
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Power-Loss Protection (PLP)
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Btrfs file system with snapshots & data integrity checks
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AES-NI hardware encryption
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5-year SSD warranty
💼 Recommended use cases
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Virtual machines and database hosting
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Professional private cloud
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Collaborative and high-demand applications
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Multimedia editing and storage
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IP surveillance with Surveillance Station
📦 Box contents
📊 Technical specifications
| Component |
Detail |
| Processor |
Intel Celeron J4125 – 4 cores @ 2.0 GHz (2.7 GHz burst) |
| RAM |
2 GB DDR4 (expandable up to 6 GB) |
| Drive bays |
2 × 2.5″ SATA Enterprise SSD |
| Installed capacity |
3.84 TB (2 × SAT5210-1920G) |
| Max NAS capacity |
14 TB (2 × SAT5210-7000G) |
| Network |
1 × 2.5 GbE RJ45 + 1 × 1 GbE RJ45 |
| USB ports |
2 × USB 3.2 Gen 1 |
| Supported RAID |
SHR, Basic, JBOD, RAID 0/1 |
| Cooling |
1 × 92 mm fan (~19.6 dB) |
| Power supply |
External 60 W |
| Dimensions / weight |
165 × 108 × 232.2 mm / ~1.3 kg |
✅ Warranty & support