DDR4 2GB

Your centralized hub for storage, synchronization, and seamless collaboration The DS425 delivers powerful functionality in a compact, 4-bay, desk-friendly design. Built-in 2.5GbE networking provides excellent transfer speeds right out of the box. Powered by Synology DiskStation Manager (DSM), the DS425 serves as a versatile all-in-one solution for file sharing, synchronization, backup, and surveillance. Efficient performance Up to 278/281 MB/s sequential read/write throughput supports stable data transfers. Fast networking Built-in 2.5GbE port for high-speed connectivity out of the box. Versatile network storage Leverage built-in file and photo management, data protection, and surveillance solutions. Centralized data storage Store up to 80 TB of data in one place, maintain 100% ownership of your data, and enjoy multi-platform access. Expandable product support Backed by a 3-year limited hardware warranty from Synology, extendable to 5 years in select markets. Compact and efficient storage platform The DS425 provides intuitive, end-to-end file management, media organization, and backup capabilities. Its performance and compact size make it ideal for users with limited space, including IT enthusiasts, creative professionals, and businesses of all sizes. It is also well-suited as an edge device for branch offices or retail locations. Up to 278 MB/s sequential read and 281 MB/s sequential write for fast file sharing, syncing, streaming, and multi-user backups One 2.5GbE port and one 1GbE port with failover support Supports 4 × 2.5" SATA SSDs or 3.5" SATA HDDs. Synology drives are designed for seamless integration and reliability Two built-in M.2 slots for SSD caching without occupying drive bays Ease of use and security features A suite of convenience and security features, combined with the intuitive DSM interface, ensures a smooth user experience at any skill level. Easy browser access via QuickConnect Adaptive Multi-Factor Authentication (AMFA) for added security during suspicious logins Customizable delegation roles for simplified admin management Active Insight cloud monitoring with machine learning-based threat detection and automatic immutable snapshots Built-in data protection solutions (no license required) Synology Active Backup Suite - centralized backup for Windows/Linux endpoints, VMs, Synology NAS, and SaaS apps Hyper Backup - secure multi-destination backups with integrity checks, deduplication, compression, and versioning Snapshot Replication - near-instant snapshot protection with version control for shared folders and LUNs C2 Storage for Hyper Backup - secure cloud storage destination for NAS backups Collaboration, communication, and organization hub Synology provides a private cloud for remote and on-site teams, enabling real-time collaboration, file sharing, email, messaging, photo management, and more. Synology Drive - centralized file storage and sharing with detailed permissions and security controls Synology Photos - personal and professional photo/video management and sharing Synology Office - real-time collaborative documents, spreadsheets, and presentations with versioning and password protection Synology Chat - secure messaging across devices Synology MailPlus - secure private email server Synology Calendar - shared scheduling and planning tools Synology Hybrid Share - hybrid cloud file system combining cloud scalability with local performance Private video surveillance Synology Surveillance Station turns any Synology system into a powerful network video recorder (NVR). Support for 8,700+ camera models ONVIF compatibility for broader camera selection Private, subscription-free recording storage Access via web, desktop, and mobile apps Event-based rules for automated actions Email, SMS, and push notifications Cloud backup recording via C2 Backup for Surveillance for added protection and sharing capabilities