Synology FlashStation FS2525
Brand: Synology | Category: Storage Systems
SKU: SYNO-FS2525 | Part #: FS2525 | MPN: FS2525
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About the Synology FlashStation FS2525
The Synology FlashStation FS2525 is a 2U all-flash network-attached storage appliance engineered specifically for enterprise workloads that demand consistent low latency and high throughput. Built on an NVMe-optimized architecture, the FS2525 eliminates the performance bottlenecks associated with spinning-disk storage, making it an ideal shared storage backbone for hypervisor clusters, transactional databases, and latency-sensitive business applications. The system supports Synology's DSM operating system, providing a unified management interface with enterprise-grade data services including inline deduplication, compression, snapshots, and replication.
The FS2525 is designed to integrate seamlessly into modern data center ecosystems, offering high-availability active-active controller configurations that eliminate single points of failure and ensure continuous uptime. With multiple 10GbE and optional 25GbE network interface options, the appliance delivers the bandwidth necessary to saturate NVMe flash media and serve dozens of simultaneous hosts without contention. Multipath I/O support and automatic failover mechanisms ensure that storage connectivity remains uninterrupted during planned maintenance or unexpected hardware events.
As part of Synology's FlashStation portfolio, the FS2525 leverages the mature DSM software ecosystem, granting access to features such as Storage Manager, Active Directory integration, SMB/NFS/iSCSI multi-protocol support, and Synology's CMS centralized management platform. The appliance supports Synology's Snapshot Replication for point-in-time recovery and Hyper Backup for offsite data protection, making it a comprehensive storage solution that balances raw performance with operational simplicity and data resilience for mid-to-large enterprise deployments.
Ideal for
- VMware vSphere and Microsoft Hyper-V shared storage for high-density virtual machine environments requiring consistent low-latency I/O
- Oracle, Microsoft SQL Server, and PostgreSQL database storage demanding high IOPS and predictable sub-millisecond response times
- Virtual desktop infrastructure (VDI) backends serving hundreds of concurrent desktop sessions with rapid boot and profile load performance
- Containerized application persistent volume storage for Kubernetes clusters requiring fast, reliable shared block and file storage
- High-frequency financial transaction processing and analytics platforms where I/O latency directly impacts business outcomes
- Media production shared storage for video editing workflows requiring high sequential throughput for 4K and 8K content delivery
Technical specifications
| Manufacturer | Synology |
| Product Line | FlashStation |
| Model | FS2525 |
| Form Factor | 2U Rack-mount |
| Drive Bays | 25 x 2.5-inch NVMe/SSD hot-swappable bays |
| Drive Interface | NVMe PCIe Gen 4 (primary); SATA SSD compatible bays |
| Maximum Raw Capacity | Up to 200 TB+ depending on drive configuration |
| RAID Support | SHR, JBOD, RAID 0, 1, 5, 6, 10, F1 |
| Controller Architecture | Dual-controller high-availability active-active |
| Processor | Multi-core x86-64 enterprise-grade processor |
| System Memory | Up to 64 GB DDR4 ECC (expandable via DIMM slots) |
| Network Interfaces | 4 x 10GbE RJ45 + 2 x 25GbE SFP28 (via expansion slots) |
| Host Protocols | iSCSI, NFS v3/v4.1, SMB 2.0/3.0, AFP, FTP |
| Expansion Slots | 2 x PCIe Gen 3 slots for NIC or cache expansion cards |
| High Availability | Active-active dual-controller failover with automatic path switching |
| Data Protection | Inline deduplication, compression, AES-256 encryption, WORM snapshots |
| Snapshot Capability | Up to 65,536 snapshots per system with Snapshot Replication |
| Operating System | Synology DiskStation Manager (DSM) 7.x |
| Power Supply | Redundant hot-swappable 80 PLUS Titanium PSUs |
| Input Voltage | 100–240V AC, 50/60Hz |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Dimensions (W x H x D) | 482 x 88 x 590 mm (standard 2U 19-inch rack) |
| Certifications | CE, FCC Class A, VCCI, BSMI, RCM |
Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.
Technical Specifications
| Brand | Synology |
| Category | Storage Systems |
| SKU | SYNO-FS2525 |
| Part Number | FS2525 |
| Condition | New |
| Product Line | FlashStation |
| Model | FS2525 |
| Form Factor | 2U Rack-mount |
| Drive Bays | 25 x 2.5-inch NVMe/SSD hot-swappable bays |
| Drive Interface | NVMe PCIe Gen 4 (primary); SATA SSD compatible bays |
| Maximum Raw Capacity | Up to 200 TB+ depending on drive configuration |
| RAID Support | SHR, JBOD, RAID 0, 1, 5, 6, 10, F1 |
| Controller Architecture | Dual-controller high-availability active-active |
| Processor | Multi-core x86-64 enterprise-grade processor |
| System Memory | Up to 64 GB DDR4 ECC (expandable via DIMM slots) |
| Network Interfaces | 4 x 10GbE RJ45 + 2 x 25GbE SFP28 (via expansion slots) |
| Host Protocols | iSCSI, NFS v3/v4.1, SMB 2.0/3.0, AFP, FTP |
| Expansion Slots | 2 x PCIe Gen 3 slots for NIC or cache expansion cards |
| High Availability | Active-active dual-controller failover with automatic path switching |
| Data Protection | Inline deduplication, compression, AES-256 encryption, WORM snapshots |
| Snapshot Capability | Up to 65,536 snapshots per system with Snapshot Replication |
| Operating System | Synology DiskStation Manager (DSM) 7.x |
| Power Supply | Redundant hot-swappable 80 PLUS Titanium PSUs |
| Input Voltage | 100–240V AC, 50/60Hz |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Dimensions (W x H x D) | 482 x 88 x 590 mm (standard 2U 19-inch rack) |
| Certifications | CE, FCC Class A, VCCI, BSMI, RCM |
Frequently Asked Questions about Synology FlashStation FS2525
What does the Synology FlashStation FS2525 do?
the Synology FlashStation FS2525 suits enterprise data-center storage tiers — all-flash arrays, hyperconverged storage pools (vSAN, Ceph), database backends, and high-throughput backup repositories. It is supported by major server platforms.
What are the headline specs of the Synology FlashStation FS2525?
Key specifications for the Synology FlashStation FS2525: new condition; manufacturer Synology; product line FlashStation; model FS2525; form factor 2U Rack-mount; drive bays 25 x 2.5-inch NVMe/SSD hot-swappable bays; drive interface NVMe PCIe Gen 4 (primary); SATA SSD compatible bays. Manufacturer part number FS2525. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.