DiskStation® DS1522+
Versatile data hub for home and office
Flexible data management for homes and small business
The 5-bay Synology DiskStation DS1522+ is easy to scale and expand as your needs change, with optional support for up to 15 drives, 10GbE networking, and NVMe SSD caching. Powered by Synology DiskStation Manager (DSM), it offers a flexible all-in-one solution for data sharing, synchronization, backup, and surveillance.
Throughput
Over 736/796 MB/s sequential read/write1
Memory
8 GB DDR4 ECC (max. 32 GB)
Connectivity
Four built-in 1GbE ports with easy 10GbE option2
Scalability
Up to 15 drive bays with 2 DX517 expansion units2
Whether you’re a home user looking to store multimedia files and share them in the cloud, or a small business that requires a scalable storage solution with multiple RAID options, the Synology DiskStation DS1522+ NAS is an excellent choice. With five drive bays, two embedded M.2 NVMe SSD cache slots, and the ability to add 10 more drives via an expansion unit, it offers plenty of storage options. It is also equipped with numerous I/O ports and offers an easy and relatively affordable path to 10Gbps network connectivity.
Simply faster
DS1522+ 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.3
Synology Drive
24%
faster file indexing
Synology Photos
25%
faster photo indexing
Multiple file transfers
32%
faster random write
Flexible networking options
Leverage built-in connectivity to integrate the DS1522+ into any network environment, or expand its capabilities by adding plug-and-play modules.
Failover and network balancing
Four built-in Gigabit ports with support for automatic network failover and load balancing deliver fast and dependable performance out of the box.
Easy upgrade to 10GbE
Add an E10G22-T1-Mini Network Upgrade Module through the easily accessible slot to instantly enable faster networking.2
Everything you need for your home office
Make the most of high-performance networking and file access without taking up unnecessary space. DS1522+ comes equipped with 5 bays and can scale up to 15 bays with 2 DX517 expansion units as your data needs grow.
5 bays
72 TB
15 bays
216 TB
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.
File Server
Store and access files from all your devices, and protect them with smart versioning. Sort, manage, share, and sync your data across locations.
Access files from anywhere
A private cloud for all your devices
Store, sync, and access data from any device, wherever you are with Synology’s private cloud solution. Sync data between different platforms and devices, and access your files through mobile apps, desktop clients, and a browser-based interface. Leverage smart versioning to back up important data via desktop and mobile applications.
Dependable and secure network storage
Use shared folders on your Synology device as reliable storage available from anywhere on your local network over all common protocols (SMB/NFS/WebDAV/FTP). Protect your files against accidental changes and removal or even malware attacks with built-in snapshot technology and other backup options.
Manage and share files
Sort, manage, and share your files
Rely on our file, photo, and multimedia management apps to sort your data by metadata, filters, and labels. Safely share files and folders with family, colleagues, or business customers thanks to granular access and sharing permissions. Create convenient sharing links and secure shared files with expiration dates and individual passwords. Let friends or clients review photos remotely and give easy feedback through star ratings.
Sync files and folders between sites
Benefit from two efficient ways to keep files and folders synchronized between different locations — such as your home and your business, or teams in different countries. Sync folders one or two-way between Synology devices using Synology Drive ShareSync, a free site-to-site solution. Or choose to leverage our secure data centers to store your data in the cloud, while keeping a cache of frequently accessed or manually pinned files on your DS1522+ with Synology Hybrid Share4. Such hybrid cloud storage lets you access data at LAN speeds without being limited by your local storage size or bandwidth.
Multi-Layered Backup
Back up files, folders, physical devices, VMs, and SaaS applications with free solutions, and protect your NAS with built-in technologies.
Back up all your devices
Protect full endpoints, servers, and VMs
Securely back up Windows clients and servers, Linux endpoints, VMware® and Hyper-V® virtual machines, and other Synology devices. Leverage built-in deduplication technology to greatly reduce backup sizes and multi-versioning restore systems to a time point of your choice.
Make local backups of your cloud apps
Protect business Microsoft 365 and Google Workspace accounts by maintaining complete offline copies of your crucial information and configurations with Active Backup for Microsoft 365 and Active Backup for Google Workspace.
Back up documents and multimedia
Set up backup tasks to protect important folders on your PC and macOS device with Synology Drive. On your mobile device, automatically save another copy of the photos and videos you take, and easily organize and share them through Synology Photos.
Protect your Synology system
Back up your NAS to multiple destinations
Protecting the data on your Synology system, and your server itself, means storing frequent emergency copies to multiple locations. Built-in tools in Synology DSM let you efficiently back up files, folders, or your entire system from your device to remote servers, external drives, or Synology and third-party cloud storage, with space-saving deduplication technology reducing total backup sizes, and customizable backup and retention schedules for maximum flexibility.
High-frequency protection with snapshots
Take point-in-time snapshots of shared folders and LUNs at intervals of down to 5 minutes to protect against data loss, accidental deletion, or malware attacks. Set a custom retention schedule and roll back files and VMs to a version that is unaffected.
Smart Surveillance
Transform your Synology device into a full-featured video management system for a wide range of compatible IP cameras.
Full-featured surveillance
Wide compatibility
Connect up to 40 IP cameras from a selection of over 8,300 validated models thanks to wide camera compatibility and ONVIF support in Synology Surveillance Station.5
Secure and private
Footage stored locally can be protected from unauthorized access by industry-standard AES-256 encryption.
24/7 everywhere access
Monitor live streams or watch recordings from web browser, desktop client, or the DS cam mobile app.
Easy to deploy and intuitive to operate
Assisted camera deployment
Automatically locate cameras within a set IP range, and configure units in batch by importing spreadsheets or by replicating settings to new cameras.
Multi-location alerts
Stay on top of your deployment by previewing triggered events directly on multi-floor or even multi-location maps, with online map integration for Google Maps and OpenStreetMap.
Video analytics
Take advantage of intelligent monitoring features such as motion detection, no idle zone, foreign object detection, and anomaly detection to cater the most common surveillance scenarios.
Performance backed by Synology drives
Leverage high sustained performance and reliability with enterprise-grade drives with built-in data protection designed for Synology systems.2
SATA
3.5” HDD HAT5300 Series
2.5” SSD SAT5200 Series
NVMe
M.2 SSD SNV3400
Get more with DiskStation Manager
Take advantage of a host of native productivity, management, and security solutions available in the web-based Synology DSM operating system.
Central Management System
Conveniently manage your fleet of Synology NAS from a centralized console.
Security
Shield your Synology NAS from the most sophisticated threats with industry-leading security solutions.
Synology High Availability
Seamless transition between clustered servers in the event of a server failure to minimize the impact on applications.
Extra protection with Extended Warranty Plus
Extend the standard 3-year hardware warranty6 of your DS1522+ with 2 more years of Synology-certified support and premium services that help you recover faster in the event of disaster.7
DiskStation® DS1522+
1Status Indicato
2Drive Status Indicators
3Drive Tray Locks
4USB 3.2 Gen 1 Port
5Power Button and Indicator
6Drive Trays
7Expansion Ports
8Power Port
9Network Upgrade Slot
10USB 3.2 Gen 1 Port
111GbE RJ-45 Ports
12Reset Button
13Fans
14Kensington Security Slot
More ways to harness your NAS
Storage for content creators
Synology NAS brings speed, simplicity, and security to all your creative projects.
Complete endpoint protection
Follow the 3-2-1 backup strategy and keep your data safe with Synology’s backup packages.
Ransomware prevention and protection
Minimize the threat posed by increasingly sophisticated ransomware and other malware with Synology solutions.
1. Performance figures are obtained through internal testing by Synology. Actual performance may vary depending on the testing environment, usage, and configuration. See performance charts for more information.
2. PCIe add-in cards, expansion units, and storage drives are sold separately. Refer to the compatibility list for compatible devices.
3. Based on internal processor benchmarks between DS1522+ and the prior-gen DS920+. Actual performance may vary depending on hardware and software configuration, workload, and testing environment.
4. C2 Storage for Hyper Backup and Hybrid Share requires purchase of an eligible annual or monthly subscription. A free trial is available for each newly registered account.
5. Surveillance Station includes 2 free licenses. Connecting more cameras and devices requires additional licenses.
6. Extended Warranty Plus must be purchased within 90 days of the device purchase date or, if none is available, 180 days of the device manufacturing date. A Synology Account is required for the purchase. The starting date of Extended Warranty Plus additional coverage is calculated based on the purchase date of your Synology NAS. If you cannot provide proof of purchase, the device manufacturing date applies.
7. Express shipping is a paid add-on available in select countries only.