DS1522PLUS

DS1522PLUS SYNOLOGY | Alldatasheet

Document overview

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Technical content

DATASHEET | DiskStation DS1522+ Highlights

• Dependable Performance Up to 736/796 MB/s sequential read/write throughput makes file operations quick and efficient1
• Versatile Network Storage Leverage built-in file and photo management, data protection, virtualization, and surveillance solutions
• Fast and Stable Connectivity Four 1GbE ports for simple integration into existing environments with optional 10GbE connectivity2 to tackle more specialized, bandwidth-heavy applications
• Easy Capacity Expansion Add up to 10 extra drive bays with 2 DX517 expansion units for a maximum of 15 storage drives3
• Extendable Product Support Backed by Synology's 3-year limited hardware warranty, extendable to 5 years in select markets4,5 Flexible Data Management Platform for Homes and SOHO The Synology DS1522+ is a versatile 5-bay NAS solution that is easy to scale and expand as your needs change, with optional support for up to 15 drives, fast 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. DiskStation DS1522+

DATASHEET | DiskStation DS1522+ Versatile Storage for Any PurposeVersatile Storage for Any Purpose The DS1522+ comes out of the box with intuitive and comprehensive file management, media organization, and backup options, making it ideal for IT enthusiasts, creative professionals, and business owners looking for a powerful and compact storage system.

• Up to 736 MB/s sequential read and 796 MB/s sequential write performance1 enables fast file sharing, syncing, streaming, and backup for multiple users
• Supports 5 x SATA HDD/SSD 2.5" and 3.5" drives,6 expandable to 15 drives with two Synology DX517 expansion units3
• Up to 32 GB DDR4 ECC memory for protection against potential crashes and inadvertent changes in data through automatic correction of data errors
• Accommodate multiple streams or transfer tasks with four Gigabit RJ-45 ports, which can be bonded using Link Aggregation to provide automatic network failover and load balancing
• Maximize return on investment by upgrading your storage platform as more demanding needs arise with two built-in M.2 NVMe SSD cache slots7 and an optional 10GbE RJ-45 Network Upgrade Module2 Built for Data Protection and IntegrityBuilt for Data Protection and Integrity Safeguard your critical data with the powerful storage management features of Synology DSM, built on the advanced Btrfs file system.
• Advanced snapshot technology provides schedulable and near-instantaneous data protection for shared folders and LUNs
• File and folder-level data restoration enables recovery of specific files or folders
• Flexible storage quota system helps admins manage available space by specifying storage limits for shared folders
• File self-healing detects and recovers corrupted files using mirrored metadata and RAID configurations
• Inline compression minimizes storage consumption and extends the life of drives by compressing data before it is written to the storage pool Next-Generation File System Btrfs is a modern file system designed to safeguard data integrity through metadata mirroring, file self- healing, and fast snapshot replication.

DATASHEET | DiskStation DS1522+ Complete Data and Device Backup SolutionsComplete Data and Device Backup Solutions Synology DSM comes standard with a complete package of backup solutions available at no extra cost.

• Active Backup Suite consolidates backup tasks and offers rapid restoration of Windows and Linux endpoints, VMs, Synology NAS, and SaaS applications
• Snapshot Replication creates point-in-time copies of shared folders and LUNs to protect them from accidental modifications or ransomware incidents
• Hyper Backup backs up your NAS data to multiple destinations securely and efficiently with integrity checks and powerful deduplication, compression, and versioning options
• C2 Storage for Hyper Backup offers a dedicated secure public cloud destination for Synology NAS backup data8 Powerful Collaboration and Sharing ToolsPowerful Collaboration and Sharing Tools Synology's productivity suite provides a private cloud solution for on-site and remote workers to concurrently edit documents, share files, manage emails, send instant messages, and more.
• Synology Drive is a cloud file management solution that supports file sharing, remote data access, cross-device and cross-site synchronization, on-demand file restoration, and backup.
• The Synology Office extension lets users 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 Photos serves as a media organization hub for enthusiasts and professionals looking to efficiently manage and share their photos and videos through intuitive browsing options and secure sharing methods
• Synology Hybrid Share combines reliable on-premises storage and efficient syncing of shared folders in the cloud to enable seamless cross-site synchronization and local file access at LAN speed8 Synology Backup Solutions DSM backup solutions are designed to be low- maintenance, with different RPO/RTO targets, storage efficiency, and backup destinations available depending on your requirements. Synology Productivity Suite A powerful and secure private cloud solution that lets teams collaborate, sync files, and communicate with others anytime, anywhere.

DATASHEET | DiskStation DS1522+ Private Video SurveillancePrivate Video Surveillance Synology Surveillance Station transforms the DS1522+ into a powerful Network Video Recorder solution with support for up to 40 IP cameras.9

• 8,300+ supported camera models
• ONVIF support for a broader selection of cameras
• Private, subscription-free storage of recordings
• Access through web browsers, desktop clients, or mobile apps
• Event-based rules to trigger specific actions
• Email, SMS, and push notification options Virtualization and Certified Storage Virtualization and Certified Storage Your DS1522+ can serve as virtual machine storage, VM backup server, and a lightweight container and VM host. It is fully certified as storage for VMware® vSphere™, Microsoft® Hyper-V®, Citrix® XenServer™, and OpenStack environments.
• Synology Storage Console for VMware or Windows platforms lets you manage VM storage components directly from your hypervisor. VMware VAAI integration and Windows ODX help offload storage operations and speed up data transfer
• Host light containers and VMs for testing, sandboxing, and emergency recovery purposes with Docker and Synology Virtual Machine Manager, a native hypervisor that supports Windows, Linux, and Virtual DSM10 Flexible Virtualization Whether providing VM storage through iSCSI and NFS or running VMs directly on the DS1522+ using Virtual Machine Manager, Synology DSM provides comprehensive tools to protect your VMs. Always On Guard Protect your premises with Synology's reliable and intuitive video management system (VMS) solution. Surveillance Station combines intelligent monitoring and robust management features for flexible deployment scenarios.

DATASHEET | DiskStation DS1522+ Technical Specifications Technical Specifications Hardware CPU AMD Ryzen™ R1600 dual-core (4-thread) 2.6 GHz, max. boost clock up to 3.1 GHz Hardware encryption engine AES-NI Memory 8 GB DDR4 ECC SODIMM (expandable up to 32 GB) Compatible drive types

• 5 x 3.5" or 2.5" SATA HDD/SSD (drives not included)
• 2 x M.2 2280 NVMe SSD (drives not included)
• Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list6 Hot swappable drives Yes External ports • 2 x USB 3.2 Gen 1 ports
• 2 x Expansion ports (eSATA) Form factor Desktop Size (HxWxD) 166 x 230 x 223 mm Weight 2.7 kg LAN ports 4 x 1GbE RJ-45 Wake on LAN/WAN Yes Network expansion Supports E10G22-T1-Mini 10GbE RJ-45 Network Upgrade Module2 Scheduled power on/off Yes System fans 2 x (92 x 92 x 25 mm) AC input power voltage 100 V to 240 V AC Power frequency 50/60 Hz, single phase Operating environment • Temperature: 0°C to 40°C (32°F to 104°F)
• Relative humidity: 5% to 95% RH Storage environment • Temperature: -20°C to 60°C (-5°F to 140°F)
• Relative humidity: 5% to 95% RH Maximum operating altitude 5,000 m (16,400 ft) 1 Status Indicator 2 Drive Status Indicators 3 Drive Tray Locks 4 USB 3.2 Gen 1 Port

5 Power Button and Indicator 6 Drive Trays 7 Expansion Ports 8 Power Port

9 Network Upgrade Slot 10 USB 3.2 Gen 1 Port 11 1GbE RJ-45 Ports 12 Reset Button

13 Fans 14 Kensington Security Slot

Hardware OverviewHardware Overview Rear Front

DATASHEET | DiskStation DS1522+ General DSM Specifications Networking protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, and VPN (PPTP, OpenVPN™, L2TP) File systems • Internal: Btrfs, ext4

• External: Btrfs, ext4, ext3, FAT32, NTFS, HFS+, exFAT Supported RAID types Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10 Storage management
• Max. single volume size: 108 TB
• Max. number of system snapshots: 65,53611
• Max. number of internal volumes: 64 SSD cache • Read/write cache support
• M.2 NVMe and 2.5" SATA SSD support File sharing capabilities
• Maximum local user accounts: 2,048
• Maximum local groups: 256
• Maximum shared folders: 512
• Maximum concurrent SMB/NFS/AFP/FTP connections: 2,000 Privileges Windows® Access Control List (ACL) and application privileges Directory services Connects with Windows® AD/LDAP servers enabling domain users to login via SMB/NFS/AFP/FTP/File Station using their existing credentials Virtualization VMware vSphere®, Microsoft Hyper-V®, Citrix®, OpenStack, and Kubernetes Security Firewall, shared folder encryption, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, and HTTPS (customizable cipher suite) Supported browsers Google Chrome®, Firefox®, Microsoft Edge®, Safari® 13 and later, and Safari (iOS 13.0 and later) on iPad, Chrome (Android™ 11.0 and later) on tablets Interface languages English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svensk, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, Packages and Applications File Server & Synchronization Drive Synchronizes files across Windows®, macOS®, Linux®, Android™, and iOS. The built-in cross-platform portal allows access to data anytime and anywhere
• Max. number of hosted files: 5,000,000
• Max. number of concurrent connections for PC clients: 350 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 Share8 Efficiently synchronizes files across sites by keeping shared data on Synology C2 Storage and streaming files to Synology NAS worldwide on request. Frequently requested files are cached at each site for low-latency access FTP Server Supports bandwidth control for TCP connections, custom FTP passive port ranges, anonymous FTP, FTP over TLS/SSL and SFTP protocols, network booting with TFTP and PXE support, and transfer logs Presto File Server12 Enables high-speed data transfer over WAN between Synology NAS and desktop platforms through the exclusive SITA technology Cloud Sync Offers one or two-way synchronization with public cloud storage providers including Alibaba Cloud OSS, Backblaze B2, Baidu Cloud, Box, Dropbox, Google Cloud Storage, Google Drive, hubiC, MegaDisk, Microsoft OneDrive, OpenStack Swift-compatible storage, Tencent COS, WebDAV servers and Yandex Disk Universal Search Search through files, metadata, and more on your NAS. Integration with Windows Search and macOS Spotlight makes it easy to find files Migration Assistant Migrates data, system setting, and applications seamlessly from one Synology NAS to another to ensure maximum service availability SAN Storage & Virtualization SAN Manager
• Max. number of iSCSI targets: 128
• Max. number of LUNs: 256
• LUN clone/snapshot support Virtual Machine Manager10 Supports running Windows®, Linux®, and Virtual DSM-based virtual machines on Synology NAS Data Protection & Backup Solutions Hyper Backup Supports local backup, network backup, and data backup to other devices, Synology NAS, and public clouds including C2 Storage8 Backup tools • DSM configuration backup, macOS® Time Machine® support, Synology Drive Client desktop application
• Shared folder sync supports a maximum of 32 tasks

DATASHEET | DiskStation DS1522+ Snapshot Replication • Maximum number of snapshots for shared folders: 1,024

• Maximum number of replications: 32 Synology High Availability Reduces service downtime by combining two identical NAS into a high-availability cluster Active Backup for Business An all-in-one backup solution designed for heterogeneous business IT environments. It enables IT admins to remotely manage and protect PCs, servers, Synology systems, and VMs from one centralized console Active Backup for Google Workspace Supports backup and restoration of Google Workspace My Drive, Team Drive, Gmail, Contacts, and Calendar Active Backup for Microsoft 365 Supports backup and restoration of Microsoft 365 OneDrive for Business, Outlook, Contacts, and Calendar Productivity & Collaboration Collaboration tools Collaborate with instant messaging service Synology Chat, online documents editor Synology Office, and scheduling assistant Synology Calendar
• Max. number of concurrent users for Chat: 100
• Max. number of users for Office: 1,200
• Calendar supports CalDAV and access via mobile devices Note Station A note taking platform that supports rich text, note organization and versioning, encryption, sharing, media embedding, and attachments Synology MailPlus Server13 A secure, reliable, and private mail solution featuring high-availability, load balancing, security, and filtering options Synology MailPlus An intuitive webmail interface for Synology MailPlus Server with configurable mail labels, filters, and user interface Multimedia Synology Photos An efficient photo management solution for professional and amateur photographers. Automated tools allow users to group, filter, organize, and share content while keeping their photos safe and secure Other packages Video Station, Audio Station, and iTunes® Server Surveillance Surveillance Station9 Maximum IP cameras: 40, for a total of 1200 FPS at 720p (H.264) Management & Administration Synology Directory Server Provides a flexible and cost-effective domain controller solution Central Management System Provides a single interface to manage and monitor multiple Synology NAS VPN Server • Maximum connections: 40
• Supported VPN protocols: PPTP, OpenVPN™, L2DTP/IPSec Active Insight14 Monitor health statistics, login activity, and backup statuses for your Synology servers worldwide, and receive notifications and advice from our centralized cloud-hosted management platform Storage Analyzer Displays volume and quota usage, total size of files, volume usage and trends based on past usage, size of shared folders, large files, most recently modified files, and least recently accessed files Antivirus Essential Provides full system scans, scheduled scans, white list customization, and auto-update of virus definitions Web Station Enables hosting for up to 30 websites with support for PHP/MariaDB® and 3rd-party applications Other packages DNS Server, RADIUS Server, and Log Center Others iOS/Android™ applications Synology Drive, Synology MailPlus, Synology Secure SignIn, Synology Chat, Synology LiveCam, Synology Active Insight, DS cam, DS file, DS finder, and DS note Other packages Additional 3rd-party packages are available in the Package Center

DATASHEET | DiskStation DS1522+ SYNOLOGY INC. © 2022, Synology Inc. All rights reserved. Synology, the Synology logo are trademarks or registered trademarks of Synology Inc. Other product and company names mentioned herein may be trademarks of their respective companies. Synology may make changes to specification and product descriptions at anytime, without notice. DS1522+-2022-ENU-REV001 Environment and Packaging Environmental safety RoHS compliant Package contents

• 1 x DS1522+ main unit
• 1 x Quick Installation Guide
• 1 x Accessory pack
• 1 x AC power adapter
• 1 x AC power cord
• 2 x RJ-45 LAN cables Optional accessories15
• DDR4 ECC SOIMM: D4ES02-8G / D4ES01-16G
• Synology Network Upgrade Module: E10G22-T1-Mini
• M.2 2280 NVMe SSD: SNV3400 series
• 2.5" SATA SSD: SAT5200 series
• 3.5" SATA HDD: HAT5300 series
• Expansion Unit: DX517
• MailPlus License Pack13
• Surveillance Device License Pack9
• Virtual DSM License Pack10
• Extended Warranty: EW201, Extended Warranty Plus5 Warranty 3 years4,5 Note: Specifications are subject to change without notice. Please refer to the model’s specifications page for the most up to date information. 1. Performance figures 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. One 10GbE Rj-45 port can be added to the DS1522+ with Synology E10G22-T1-Mini Network Upgrade Module. 3. DS1522+ supports up to 15 drives with two Synology DX517 expansion units, sold separately. 4. The warranty period starts from the date of purchase as stated on your purchase receipt. Learn more about our limited product warranty policy. 5. Up to 5 years of warranty are available as an additional bundle with Extended Warranty Plus or Extended Warranty, both 2-year extended warranty service add- ons available in select regions. Check availability for Extended Warranty EW201 or Extended Warranty Plus. 6. Check our compatibility list for supported drives. 7. SSD cache can be enabled by using 2.5" SATA SSD drives in standard drive bays or without occupying drive bays by installing Synology SNV3400 M.2 NVMe SSD drives into the built-in M.2 slots. Drives are sold separately. 8. C2 Storage for Hyper Backup and Hybrid Share requires purchase of an annual or monthly subscription. A free trial is available for each newly registered device. 9. Surveillance Station includes two free licenses. Connecting more cameras and devices requires additional licenses. Learn more. 10. Certain advanced features require Virtual Machine Manager Pro. One Virtual DSM license is included. Additional Virtual DSM instances require the purchase of Virtual DSM Licenses. 11. System snapshots include snapshots taken by SAN Manager, Snapshot Replication, and Virtual Machine Manager. 12. Presto File Server license can be purchased separately through the application. 13. Five MailPlus email accounts are included. Additional email accounts can be added with the purchase of Synology MailPlus License Packs. Learn more 14. Synology Active Insight is currently in Beta with all features available for evaluation. Certain functionalities may require a subscription upon official release. 15. Please refer to our compatibility list for the latest optional accessories list.