Overview

The DS1825 is a versatile 8-bay storage solution designed to store and protect mission-critical data.Flexible support for faster networking speeds and capacity expansion makes the DS1825 ideal for businesses needing a scalable and customizable storage solution for their growing data needs.Powered by Synology DiskStation Manager DSM, this device is a flexible all-in-one solution for data sharing,synchronization,backup and surveillance.

Dependable Performance

Up to 2,239/1,573 MB/s sequential read/write throughput supports office-wide applications

Fast and Flexible Networking

Built-in 2.5GbE ports, supports 10GbE SFP/RJ45 and 25GbE SFP28 adapter cards

Simple Expansion

Scale up on demand to with two DX525 expansion units3 for up to 18 drive bays and 360 TB of raw storage

Comprehensive Backups

Protect your IT infrastructure with license-free solutions for backup, replication, and recovery

Versatile Storage Solution for Growing Businesses

The DS1825 + is a versatile storage solution that seamlessly integrates with your existing infrastructure. It offers scalable capacity, flexible network connectivity, and robust data protection,making it ideal for businesses and creative professionals with demanding storage requirements.

• Up to 2,239/1,573 MB/s sequential read/write speeds for demanding workloads
• Supports 8 x 2.5" SATA SSD and 3.5" SATA HDD. Synology hard drives and SSDs are designed to integrate seamlessly with Synology systems, delivering exceptional reliability
• Two built-in 2.5GbE ports offer fast networking, with Link Aggregation supporting failover and load balancing capabilities
• Includes PCIe 3.0 slot for optional optional 10GbE RJ45 or 10/25GbE SFP/SFP28 adapter cards to expand network capabilities
• Two built-in M.2 slots provide SSD caching capability without occupying drive bays

Ease of Use and Security Features

A suite of convenience and security features, combined with DSM's intuitive UI, ensures a seamless experience for users of all levels of expertise.

• Easily access your system from any web browser via QuickConnect
• Adaptive Multi-Factor Authentication (AMFA) triggers upon suspicious external logins,providing an additional layer of security
• Improve management efficiency with customizable delegation roles, allowing admins to quickly assign roles to non-admin users while restricting access to critical system settings
• Synology’s cloud-based fleet monitoring solution, leverages machine learning to detect malware and other malicious activity and automatically creates immutable snapshots to protect your data

Built-in Data and Uptime Protection Solutions

License-free solutions help protect data and configurations on your Synology system, ensure maximum system uptime, and back up and restore all your devices, VMs, and cloud applications.

• Synology High Availability provides fast failover between two identical Synology units to keep services available without interruption
• Snapshot Replication provides schedulable,near-instantaneous data protection with version control,ensuring that all shared folders and LUNs on your Synology system remain safe and available
• Hyper Backup backs up your Synology system data to multiple destinations securely and efficiently with integrity checks and powerful deduplication, compression, and versioning options
• Synology Active Backup Suite lets you consolidate protection of Windows clients and servers,Linux endpoints,Synology systems,VMware and Hyper-V VMs and SaaS applications,maximizing storage efficiency with data deduplication technology
• C2 Storage for Hyper Backup offers a dedicated secure public cloud destination for Synology NAS backup data

A Collaboration, Communication, and Organization Hub

Synology provides a private cloud solution for on-site and remote workers, as well as home users,to concurrently edit documents, share files, manage emails, send instant messages, manage photos, and more.

• Synology Drive serves as a centralized hub to keep your files labeled and organized for easy access, offering granular file sharing permissions and customizable security features to ensure file safety
• Synology Photos provides a comprehensive solution for storing, organizing, and sharing photos and videos, with powerful features suitable for both personal and professional use
• Synology Office enables users to collaborate on documents,spreadsheets and presentation slides in real time, supported by convenient options such as file versioning for easy restoration and password protection
• Synology Chat brings teams together with one-on-one chats,group chats and encrypted private channels over multiple platforms
• Synology MailPlus provides a secure,reliable and private email server
• Synology Calendar helps teams keep track of priorities with convenient calendar sharing and scheduling
• Synology Hybrid Share enhances multi-site teamwork with a global hybrid cloud file system which combines the scalability of the cloud with the fast local access provided by Synology systems

Reliable Virtualization and Containerization

Leverage your Synology system as virtual machine storage, or as an alternative container or VM host.With certification for VMware vSphere,Microsoft Hyper-V,Citrix XenServer and OpenStack environments,Synology systems seamlessly integrate with common virtualization and cloud platforms.

Private Video Surveillance

• Synology Surveillance Station transforms any Synology system into a powerful network video recorder NVR.
• 8,700+ supported camera models
• ONVIF support for a broader selection of cameras
• Private, subscription-free storage of recordings
• Access through web browsers,desktop clients and mobile apps
• Event-based rules to trigger specific actions
• Email,SMS and push notification options
• Simultaneous recording to the cloud with C2 Backup for Surveillance for an extra layer of data protection and more convenient sharing

Hardware

• CPU
• CPU Model: AMD Ryzen V1500B
• CPU Quantity: 1
• CPU Core: 4
• CPU Architecture: 64-bit
• CPU Frequency: 2.2 GHz
• Hardware Encryption Engine: Yes

Memory

• System Memory: 8 GB DDR4 ECC SODIMM
• Memory Module Pre-installed: 8GB (8GB x 1)
• Total Memory Slots: 2
• Maximum Memory Capacity: 32GB (16GB x 2)

Storage

• Drive Bays: 8
• M.2 Drive Slots: 2 (NVMe)
• Drive Type: 3.5" SATA HDD / 2.5" SATA SSD / M.2 2280 NVMe SSD
• Hot Swappable Drive: Yes

External Ports

• RJ-45 2.5GbE LAN Port: 2
• USB 3.2 Gen 1 Port: 3
• Expansion Port: 2

PCIe

PCIe Expansion: 1 x Gen3 x8 slot (x4 link)

Others

• System Fan: 120 mm x 120 mm x 25 mm x 2 pcs
• AC Input Power Voltage: 100V to 240V AC
• Power Frequency: 50/60 Hz, Single Phase

Storage Management

• Maximum Single Volume Size: 200 TB (32 GB memory required) / 108 TB
• Maximum Internal Volume Number: 32
• SSD Read/Write Cache: Yes
• Supported RAID Type: Synology Hybrid RAID,Basic,JBOD,RAID 0,RAID 1,RAID 5,RAID 6,RAID 10

File System

• Internal Drives: Btrfs,ext4
• External Drives: Btrfs,ext4,ext3,FAT32,NTFS,HFS+,exFAT

File Services

• File Protocol: SMB,AFP,NFS,FTP,WebDAV,Rsync
• Maximum Number of SMB Connections (FSCTBased): 60
• Windows Access Control List (ACL) Integration: Yes
• NFS Kerberos Authentication: Yes

Account & Shared Folder

• Maximum Local User Accounts: 1024
• Maximum Local Groups: 256
• Maximum Shared Folder: 256
• Maximum Shared Folder Sync Tasks: 8

Synology AI Console

Centralize AI management with flexible configurations for AI model integration, user access control, data privacy, usage policies, and resource allocation

• Third-Party AI Model Integration: v
• Maximum De-Identification Rate: 60 words per second

Synology Drive

Synchronizes files across Windows,macOS,Linux,Android and iOS.The built-in cross-platform portal allows access to data anytime and anywhere

• Maximum Number of Users: 100
• Maximum Number of Hosted Files: 1,000,000

File Station

Provides virtual drives, remote folders, Windows ACL editor, compression/extraction of archived files,bandwidth control for specific users/groups, creation of sharing links, and transfer logs

Hybrid Share

Synchronize data across multiple sites for fast and efficient multi-site teamwork. Powered by Synology C2 Storage, Hybrid Share requires purchase of a monthly or annual subscription

SAN Manager

• Maximum iSCSI Target Number: 64
• Maximum LUN: 128
• LUN Clone/Snapshot, Windows ODX: Yes

Virtual Machine Manager

• Recommended Virtual Machine Instances: 8
• Recommended Virtual DSM Number (Licenses required): 8 (including 1 Free License)

Snapshot Replication

• Maximum Snapshots per Shared Folder : 256
• Maximum of System Snapshots: 4096

Synology Chat

• Maximum Number of Users: 150
• Maximum Number of Users: 100

Synology MailPlus / MailPlus Serve

A secure, reliable, and private mail solution featuring high-availability, load balancing, security, and filtering options

• Free Email Accounts: 5 (Additional accounts require purchase of licenses)
• Maximum Number of Users: 120

Surveillance Station

• Default Licenses: 2 (Additional cameras require purchase of licenses)

Suggested Maximum IP Cameras and Total FPS (H.264)

• 1080p: 40 channels, 1050 FPS
• 3M: 40 channels, 600 FPS
• 5M: 40 channels, 440 FPS
• 4K: 32 channels, 320 FPS

Suggested Maximum IP Cameras and Total FPS (H.265)

• 1080p: 40 channels, 1200 FPS
• 3M: 40 channels, 1120 FPS
• 5M: 40 channels, 600 FPS
• 4K: 40 channels, 480 FPS

VPN Server

• Maximum Connections: 8

Warranty: 3-year hardware warranty

Note: Features, Price and Specifications are subject to change without notice. Images use for Representation Purpose Only.