Synology DiskStation DS425+ 4-Bay NAS

High-Capacity, Scalable Private Cloud & Data Hub for Growing Teams Scale your data infrastructure with the Synology DiskStation DS425+, an all-in-one 4-bay network-attached storage solution built for demanding small-to-medium businesses, creative teams, and power users. Designed to deliver centralized data governance, enterprise-grade data protection, and fast collaborative access, the DS425+ provides high-capacity private storage without recurring cloud subscription fees. Equipped with an efficient quad-core Intel processor, multi-gigabit networking capabilities, dual M.2 NVMe SSD cache slots, and robust multi-drive RAID redundancy, the DS425+ is engineered to streamline intensive business workflows, heavy multi-client access, and virtualized workloads.

Key Highlights & Features

• High-Throughput Multi-Gigabit Networking: Dual multi-gigabit/1GbE network ports with Link Aggregation and failover support provide boosted bandwidth for concurrent multi-user file transfers, high-resolution media workflows, and low-latency client access.
• NVMe SSD Cache Acceleration: Dual built-in M.2 2280 NVMe SSD slots enable high-speed SSD caching or high-performance flash storage pools without occupying primary 3.5″ drive bays, significantly speeding up random I/O response times.
• Robust Multi-Bay Redundancy: Four hot-swappable drive bays support flexible RAID configurations (Synology Hybrid RAID, RAID 1, 5, 6, and 10), ensuring uninterrupted availability and hardware-level fault tolerance against disk failures.
• Expandable DDR4 Memory: Comes standard with fast DDR4 memory, expandable to handle multi-tasking workloads, containerized applications (Docker), lightweight virtual machines, and high-concurrency office environments.
• Btrfs Self-Healing File System: Enterprise-grade storage architecture with automatic data corruption detection, metadata mirroring, and lightning-fast point-in-time snapshot recovery to shield operations from human error and ransomware attacks.
• Comprehensive Active Backup Suite: Centralize and automate license-free backups across Windows and Linux endpoints, macOS systems, physical servers, VMware/Hyper-V virtual machines, and SaaS accounts (Microsoft 365 and Google Workspace).
• Private Collaboration Hub: Share, edit, and sync documents in real-time across Windows, macOS, Android, and iOS platforms using Synology Drive and the Synology Office collaborative suite.
• Scalable Surveillance Management: Functions as a dedicated Network Video Recorder (NVR) with Synology Surveillance Station, supporting high-resolution IP camera streams, intelligent motion alerts, and mobile monitoring (includes 2 free camera licenses).

What’s in the Box

• 1 × Synology DiskStation DS425+ Main Unit
• 1 × Accessory Pack (drive bracket screws, hard drive tray keys)
• 1 × AC Power Adapter & Power Cable
• 2 × RJ-45 LAN Cables
• 1 × Quick Installation Guide