Synology DS425 4-Bay NAS – Up to 80TB Storage | 2.5GbE | NVMe Caching

Synology DiskStation DS425 NAS with HAT3310 or HAT5300 Enterprise Drives – Up to 80TB Storage Optimized for File Sharing, Backup, and Surveillance The Synology DiskStation DS425 NAS is a compact yet powerful 4-bay NAS designed for high-speed data storage, sharing, and protection. With built-in 2.5GbE networking, support for both 2.5″/3.5″ SATA HDDs and SSDs, and dual M.2 NVMe cache slots, it delivers impressive sequential read/write speeds of up to 278/281 MB/s. Perfect for personal use, creative professionals, or small teams, the DS425 is built to handle multi-device backups, seamless file syncing, and robust surveillance applications. At PCBoost, we offer full customization options, including pre-installed Synology-certified HAT5300, HAT3300, and HAT3310 HDDs, as well as NVMe M.2 upgrades for enhanced performance and cache acceleration.  Secure private cloud Anywhere, anytime secure access to all your data. Stunningly compact Powerful functionality in a tiny package, with room for 10GbE and dual NVMe drives. Easy sharing and syncing Safely access and share files and media from anywhere. Comprehensive data protection Hardware and software engineered to protect your data — trusted by millions. Desktop NAS Form Factor. 2 x 2.5"/ 3.5" M.2 Drive Form Factor Support Intel Celeron J4125 CPU Model Store, share, and protect DS425 can handle more demanding application workloads and a greater number of concurrent users compared to prior-generation systems. Experience faster file indexing in Synology Drive, photo organization in Photos, and concurrent file transfers. Synology Drive 24% faster file indexing   Synology Photos 20% faster photo indexing Multiple file transfers 32% faster random write 2.5GbE connectivity and diverse storage options Up To 278/281 MB/s read/write2   Built-in 2.5GbE networking 2 x M.2 NVMe cache & storage pool4 The DS425 features built-in 2.5GbE networking and supports both SATA SSDs and HDDs in 2.5″/3.5″ internal bays, as well as M.2 NVMe drives via M.2 slots for use cache.1,5  Synology DiskStation DS425 NAS Unlock the full potential of your data with the Synology DS425 , transforming it into a secure, private cloud accessible from anywhere. Store, sync, and share files seamlessly across devices—whether you’re on a smartphone, desktop, or web browser. Built-in version control lets you roll back files instantly in the event of accidental deletions, changes, or malware attacks.Centralized Media Management Made EasyTake control of your digital library with a powerful photo and video management solution. Back up, browse, and organize your media effortlessly with automatic album creation and intelligent sorting tools. Share content securely with colleagues, clients, or family using encrypted links and access permissions.Boost Productivity with Built-in Collaboration AppsEmpower your team with real-time document editing, secure file sharing, and private or public chat channels—all hosted on your Synology NAS. From managing projects to hosting your own mail server, the DS425 offers a complete on-premises productivity suite that keeps your data private while keeping your team connected.  1Status indicator2Drive status indicators3Drive tray lock4USB 3.2 Gen 1 port5Power button and indicator6Drive trays 7Fans81GbE RJ-45 port92.5GbE RJ-45 port10Reset button11USB 3.2 Gen 1 port12Power port13Kensington security slot Store, share, and protect Private cloud Access files from all your devices and protect them with smart versioning. Manage, share, and sync your data across locations. Consolidate data management A private cloud for all your devicesBuild your own personal cloud with Synology’s private cloud solution. Simplify file access and consolidate your data management to benefit from easier file sharing and collaboration. Professional photo managementEfficiently back up and organize photos and videos with management tools for amateurs and professionals. Automatically organize your content into albums and create secure share links for family, friends, or clients. Collaborate across sites Sync files and folders between sites Global File Sync with Full Data OwnershipThe Synology 425 empowers teams across locations to stay in sync with secure site-to-site file syncing. Collaborators can seamlessly share individual files or entire folders between Synology devices—whether at home, in a branch office, or across continents. Maintain full control with 100% data ownership while ensuring files are always up to date.Cloud-Integrated Sharing with LAN-Speed AccessLeverage the best of both worlds with Hybrid Share technology. TheSynology DiskStation DS425 NAS allows you to minimize local storage needs by keeping cold data in the cloud, while frequently accessed files are cached locally and served at full LAN speeds. Enjoy the performance of on-site access combined with the scalability and flexibility of the cloud—ideal for distributed teams and growing businesses. Multi-layered backup Back up files, folders, physical devices, VMs, and SaaS applications with free solutions, and protect your NAS with built-in technologies. Centralize your backup and recovery solution Consolidate and automate backup tasks for PCs, file servers, VMs, SaaS applications, and more with the Active Backup Suite. Manage device backups remotely through a centralized portal and quickly restore specific files or whole devices to keep your business up and running. Built-in remote backup solutions enable seamless 3-2-1 backup configurations Smart surveillance Synology Surveillance Station Protecting your business has never been easier, with centralized management, support for over 8,300 IP camera models, and remote monitoring and playback. Synology’s video management system provides all the tools you need for live monitoring, investigation, management, and backup Back up your surveillance footage Dual recording C2 Surveillance allows you to keep access to surveillance footage if your recording server is disabled by recording to your local server as well as C2 cloud. End-to-end encryption protects streams against unauthorized access while low latency recording lets you review the crucial last few seconds before the recording server was lost. Synology DS423 4-Bay NAS Diskstation with 2.5GbE | PCBoost Key Specifications Memory 2GB DDR4, expandable to 6GB Drive Bays 4 Hot-swappable 3.5"/2.5" Network Ports 1 1 2.5GbE 1GbE LAN Power Usage 28W Access mode Advanced Features and Capabilities Comprehensive Data Protection Safeguard your valuable data with enterprise-grade backup and synchronization features. The DS423 supports up to 256 system snapshots and 128 snapshots per shared folder, providing point-in-time recovery options for accidental deletions or ransomware attacks. Built-in support for Hyper Backup enables automated backups to cloud services, remote Synology devices, or external storage, ensuring your data remains protected across multiple locations. Multimedia and Surveillance Ready Transform your DS423 into a complete multimedia and security hub with built-in DLNA compliance and Surveillance Station supporting up to 40 IP cameras. The powerful processor handles real-time video transcoding for smooth 4K media streaming to multiple devices simultaneously, while facial recognition and object recognition features (with memory upgrade) provide advanced security monitoring capabilities for home and business environments. Technical Specifications Component Specification CPU Intel Celeron J4125 Quad-Core 2.0GHz (Burst 2.7GHz) System Memory 2GB DDR4 non-ECC (expandable to 6GB with D4NS01-4G) Drive Support 4x 3.5" SATA HDD / 2.5" SATA SSD 2x M.2 NVMe SSD slots Connectivity 1x RJ-45 2.5GbE LAN 1x RJ-45 1GbE LAN USB Ports 2x USB 3.2 Gen 1 Supported Types Basic, JBOD, RAID 0, 1, 5, 6, 10, Synology Hybrid RAID Consumption 28.25W (Access) / 6.10W (HDD Hibernation) Size 166 x 199 x 223 mm Operating Temp 0°C to 40°C (32°F to 104°F) Support 3 Years (extendable to 5 years) Compatible Synology Storage Solutions Optimize your DS423 with Synology's verified storage components designed for maximum compatibility and reliability. Enterprise HDDs HAT5300-4T / 12T / 16T HAT5310-8T / 20T Plus Series HDDs HAT3300-2T / 4T / 6T HAT3310-8T / 12T / 16T Enterprise SSDs SAT5221 Series (480GB-3.84TB) SAT5210-7000G M.2 NVMe SSDs SNV3410-400G SNV5420 Series (400GB-1.6TB) Ideal Applications Small Business File Server Perfect for small offices requiring centralized file storage, user access control, and collaboration tools. The DS423 supports up to 512 local user accounts with comprehensive Windows ACL integration, making it an ideal replacement for traditional file servers with lower operating costs and easier management. Creative Professional Workflows The 2.5GbE connectivity and M.2 caching make the DS423 excellent for photo and video professionals who need fast access to large media files. Support for multiple file protocols and real-time transcoding ensures smooth workflows across different devices and applications. Home Media and Backup Hub Transform your digital life with centralized media streaming, automated photo backup from mobile devices, and comprehensive home surveillance integration. The quiet operation (21.6 dB) makes it suitable for home office or living room placement. Package Contents Synology DS423 NAS Diskstation 90W AC Power Adapter AC Power Cord 2x RJ-45 LAN Cables Accessory Pack Quick Installation Guide Complete Your NAS Setup NAS Storage Solutions Desktop HDDs M.2 NVMe SSDs Network Switches UPS Backup Power External Storage All rights reserved – PCBoost FAQs Does the Synology DS425 support SSD caching? Yes, it supports two M.2 NVMe SSDs for cache acceleration. Can I use the DS425 as a private cloud? Absolutely. It offers secure, on-premises file syncing and sharing with full data ownership.  Is the DS425 suitable for video editing and streaming? Absolutely! The DS425 can handle media servers, 4K streaming, and Plex with ease. What drives are compatible with the Synology DS425 NAS? It supports Synology HAT3300, HAT5300, HAT3310 How fast is the Synology DS425 ? It delivers sequential read/write speeds of up to 278/281 MB/s over 2.5GbE. Can I use it for video surveillance? Yes, it supports up to 40 IP cameras via Synology Surveillance Station.