Quad-core AMD Ryzen V1500B 2.2 GHz, 8 GB DDR4 ECC SODIMM (max 32Gb), 2x RJ-45, 2x USB 3.2, 1x PCIe Gen3 x2, 120W, 166 x 230 x 223 mm + Synology HAT3310 Enterprise HDD 80TB

Description

A storage solution that can adapt with your evolving needs
Up to 300 TB of raw storage with expansion unit
Two built-in 2.5GbE ports, over 1,181/1,180 MB/s sequential read/write, and 10GbE option
Back up multiple endpoints, manage 40 IP cameras, or safely sync and share files across sites

Fast, out-of-the-box performance with customization options
The DS1525+ features built-in 2.5GbE networking with 10GbE option 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 as cache.

Expand capacity for evolving needs
Consolidate your data with up to 100 TB of raw storage across 5 bays. Need more space? Add capacity with two DX525 for up to 300 TB of total raw storage.

Store, share, and protect
Manage all your documents, photos, and other files, back up applications and devices, or protect your assets with professional video surveillance.

Private cloud for seamless data access

Streamlined file management and collaboration
Store, sync, access, and share data from any device, wherever you are. Work seamlessly between different platforms and devices, and access your files through mobile apps, desktop clients, and a browser-based interface. Quickly and easily roll back files in case of accidental deletion, mistakes, malware, etc., with versioning.

A private photo storage and management solution
Effortlessly back up and organize photos, videos, and other visual assets using intuitive management tools. Automatically organize your content into albums and create secure share links for stakeholders and teammates.

Boost team productivity with collaborative tools
Enhance workplace collaboration with Synology's productivity solutions. Create, edit, and share documents across teams in real time. Host an on-premises mail server to provide web-based email access while maintaining full data ownership. Additionally, stay connected through secure one-on-one chats, public channels, encrypted private channels, and group conversations.

Multi-site synchronization to empower global workflows

NAS-to-NAS synchronization
Improve workflow efficiency and team alignment across data sites with automatic one- or two-way site-to-site syncing. Files and folders are kept up-to-date across sites, so everyone stays aligned, whether at home, in the office, or across different branches — all while maintaining full control of your data.

Cloud-powered multi-site syncing
Empower global workflows with high-speed access to data from anywhere in your network. Our hybrid cloud solution caches frequently used files locally for rapid access, while less frequently accessed data is stored in the cloud, reducing your on-site storage requirements.

Sync to public cloud providers
Automatically keep data in sync between Synology NAS and major cloud providers, including BackBlaze B2, Dropbox, Google Drive, and Microsoft OneDrive. Multiple protocol support, client-side encryption, and customizable sync and bandwidth controls enable efficient storage management across various platforms.

Comprehensive data backup, protection, and recovery solutions

Back up PCs, smartphones, cloud apps, and more
Consolidate and automate backup tasks for PCs, file servers, VMs, SaaS applications, and more. Administer device backups remotely through a centralized portal and quickly restore specific files or entire devices to keep your business up and running. Take advantage of built-in backup solutions designed to protect your data with seamless 3-2-1 backup configurations.

Comprehensive and flexible Synology system backups
Protect all data, applications, and configurations on your Synology systems with comprehensive scheduled backups, including bare-metal backups, to local and remote servers, external drives, or cloud storage destinations, including Synology C2 Storage.

Tamper-proof protection with immutable snapshots
Safeguard critical LUNs and shared folders with automated immutable snapshots backed by custom retention policies. Built-in support for offsite replication further ensures robust business continuity.

Smart surveillance

Synology Surveillance Station
Protecting your business has never been easier, with centralized management, support for over 8,700 IP camera models, and remote monitoring and playback. Synology’s scalable video management system provides all the tools you need for live monitoring, investigation, management, and backup.

Dual recording to the cloud
Secure your surveillance footage with robust cloud backup that supports end-to-end encryption. Our cloud-based surveillance backup solution safeguards your Surveillance Station recordings, allowing you to access, view, share, and download footage through a convenient web portal. Ensure your data remains available even if your on-premises system is compromised.

Versatile testing platform
Create a versatile environment for application testing and evaluation, supporting Docker containers and virtual machines. For package and security testing, Virtual DSM acts as a dedicated test environment, ensuring isolation between applications, systems, and data.

Centralized monitoring and management

Central Management System
Manage Synology servers from a central console using group policies, task delegation, batch updates, and more.

Active Insight
Monitor your global Synology fleet's performance, backup status, login activity, and more with the power of the cloud.

Performance backed by Synology drives
Designed for Synology systems, Synology drives deliver consistent performance and unmatched reliability for your deployments.

Supercharge your setup with Synology router
Pair your NAS with Synology RT6600ax or WRX560 to maximize 2.5GbE connectivity. Enjoy high-speed transfers and secure your network with VLANs, threat prevention, and web filtering — all through a familiar Synology interface.

Extended protection with Extended Warranty
The DS1525+ is backed by Synology’s 3-year hardware warranty. An optional 2-year extended warranty is available in select regions to extend coverage to 5 years.

Trusted by experienced IT professionals
With a 4.7/5 rating and 92% recommendation rate on Gartner in the Primary Storage Platform category, Synology is highly regarded by professionals in the IT industry.

Specifications

Storage
Total installed storage capacity 80 TB
Storage drives installed Yes
Installed storage drive type HDD
Supported storage drive types HDD & SSD
Number of storage drives supported 15
Maximum supported storage capacity 300 TB
Hot-swap drive bays Yes
RAID support Yes
Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4
RAID levels 0, 1, 5, 6, 10, JBOD
Supported storage drive interfaces M.2, Serial ATA
Storage drive sizes supported 3.5,M.2,2.5
Number of M.2 (M & B) slots 2
Processor
Processor generation AMD Ryzen Embedded V1000 Series
Processor manufacturer AMD
Processor threads 8
Processor frequency 2.2 GHz
Processor family Ryzen Embedded
Processor model V1500B
Processor cores 4
Memory
Internal memory type DDR4
Internal memory 8 GB
Maximum RAM supported 32 GB
Memory slots 2
Memory form factor SO-DIMM
ECC Yes
Network
Ethernet LAN Yes
Ethernet LAN data rates 2500 Mbit/s
Wake-on-LAN ready Yes
Ports & interfaces
USB port Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2
Ethernet LAN (RJ-45) ports 2
Hard drive
RAID support Yes
Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4
RAID levels 0, 1, 5, 6, 10, JBOD
Design
Fan diameter 2 9.2 cm
Cooling type Active
Fan diameter 9.2 cm
Drive bay locking Yes
Product colour Black
Number of fans 2 fan(s)
LED indicators Yes
Technical details
Type NAS
Device class Home & Home Office
Backup function Yes
Backup features Cloud, iSCSI LUN
Product colour Black
Number of users 1024 user(s)
Noise level 22.6 dB
Multilingual support Yes
LED indicators Yes
Number of fans 2 fan(s)
Warranty period 3 year(s)
Compliance certificates RoHS
Performance
System log Yes
Browser supported Chrome,Firefox,Edge,Safari
Type NAS
Device class Home & Home Office
Backup function Yes
Backup features Cloud, iSCSI LUN
On/off switch Yes
Web-based management Yes
Number of users 1024 user(s)
Noise level 22.6 dB
Multilingual support Yes
Access Control List (ACL) Yes
Snapshot Yes
Cooling
Cooling type Active
Fan diameter 9.2 cm
Number of fans 2 fan(s)
Security
Drive bay locking Yes
Access Control List (ACL) Yes
Management features
On/off switch Yes
Web-based management Yes
Power
Power consumption (HDD standby) 13.63 W
Power supply location External
Power supply unit (PSU) capacity 120 W
AC input voltage 100 - 240 V
AC input frequency 50 - 60 Hz
Power consumption (typical) 44.56 W
External power adapter Yes
Weight & dimensions
Width 230 mm
Depth 223 mm
Height 166 mm
Weight 2.67 kg
Packaging content
External power adapter Yes
Cables included AC, LAN (RJ-45)
Power cables quantity 1
Operational conditions
Storage temperature (T-T) -20 - 60 °C
Storage relative humidity (H-H) 5 - 95%
Operating temperature (T-T) 0 - 40 °C
Operating relative humidity (H-H) 5 - 95%
Operating altitude 0 - 5000 m
Certificates
Certification FCC CE BSMI VCCI RCM UKCA EAC CCC KC BIS
Packaging data
Cables included AC, LAN (RJ-45)
Other features
Certification FCC CE BSMI VCCI RCM UKCA EAC CCC KC BIS
Warranty period 3 year(s)
Compliance certificates RoHS
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