Synology DS1825+ DiskStation 8-Bay 2.5GbE Tower NAS with NVMe M.2 Slot

Scalable NAS with 2.5GbE Speed and NVMe Acceleration

The Synology DS1825+ is an 8-bay tower NAS built for high-performance storage, fast networking, and robust scalability. With dual 2.5GbE ports, M.2 NVMe slots for SSD caching, and expansion support for up to 360 TB, it’s ideal for businesses, creatives, and IT professionals seeking speed, security, and flexibility in one compact solution.

Highlights

• 8-bay NAS with up to 160 TB raw capacity, expandable to 360 TB

• Dual 2.5GbE ports with support for 10/25GbE via PCIe add-in card

• Up to 2,239 MB/s sequential read and 1,573 MB/s write performance

• 2 x M.2 NVMe SSD slots for cache acceleration

• Support for centralized backup, surveillance, virtualization, and private cloud

Key Features

Storage & Expansion

• Drive Bays: 8 x 3.5"/2.5" SATA HDD/SSD (hot-swappable)

• Max Raw Capacity: 160 TB (8 x 20 TB)

• Expansion: Up to 18 bays with 2 x DX525 units, for 360 TB total

• SSD Cache: 2 x built-in M.2 NVMe SSD slots (cache only)

Networking & Performance

• Network Ports: 2 x 2.5GbE RJ45 (Link Aggregation supported)

• Expansion Slot: PCIe slot supports 10GbE/25GbE networking upgrades

• Max Throughput: Up to 2,239 MB/s read, 1,573 MB/s write

Data Protection & Backup

• Centralized Backup: For PCs, servers, VMs, SaaS apps

• 3-2-1 Strategy: Built-in tools for hybrid/local/cloud backup

• Versioning: Quick file rollback for protection against deletion or ransomware

• Active Insight: Real-time fleet monitoring and analytics

Private Cloud & File Sync

• Synology Drive: Cross-platform file access and collaboration

• Hybrid Share: Seamless multi-site file synchronization

• Remote Access: Browser, desktop, and mobile app support

Surveillance & Virtualization

• Surveillance: Supports 40 IP cameras, over 8,700 models

• Virtualization: Docker, VDSM, Virtual Machine Manager

• Isolation: Virtual DSM for secure sandbox testing environments

Management & Security

• DSM OS: Intuitive browser-based interface

• Central Management System: Batch updates, policy management

• Extended Warranty: 3-year hardware warranty, extendable to 5 years in select regions

Summary

The Synology DS1825+ is an enterprise-grade 8-bay NAS engineered for performance, expansion, and secure data operations. With built-in 2.5GbE, support for NVMe caching, and optional 10/25GbE networking, it’s a future-ready solution for backup, collaboration, surveillance, and virtualization — backed by the power of DSM and Synology hardware.

Synology DS1825+ DiskStation 8-Bay 2.5GbE Tower NAS with NVMe M.2 Slot

Power meets flexibility in the Synology DS1825+. Built with AMD Ryzen performance, ECC memory, and dual 2.5GbE LAN, this 8-bay NAS is optimized for heavy workloads, virtualization, high-speed storage, and future-proof expansion.

Specifications