Refurbished DiskStation DS1522+

Refurbished DiskStation DS1522+

Versatile data hub for home and office

Product Image DS1522plus
Product Image DS1522plus
Synology Certified RefurbishedAccess Synology solutions in a cost-effective and environmentally responsible way. All certified refurbished products are put through extensive testing, comply with stringent quality standards, and come with a 2-year warranty.More about Synology Certified RefurbishedFlexible 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. Download Datasheet ThroughputOver 752/777 MB/s sequential read/write1Memory8 GB DDR4 ECC (max. 32 GB)ConnectivityFour built-in 1GbE ports with easy 10GbE option2ScalabilityUp to 15 drive bays with 2 DX517 expansion units2
Flexible networking optionsReduce transfer times with the DS1522+, designed to accelerate your workloads. Easily add faster networking and NVMe drives to further boost performance.
The DS1522+ achieves up to 736 MB/s read and 796 MB/s write speeds
It can be configured with 10GbE networking
and features two M.2 NVMe slots for caching or storage pool creation
Everything you need for your home officeMake 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. 5The DS1522+ supports up to 240 TB of storage capacity after expansion when using 16 TB drives
Store, share, and protectManage all your documents, photos, and other files, back up applications and devices, or protect your assets with professional video surveillance.File ServerMulti-Layered BackupSmart SurveillanceFile ServerStore 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 anywhereA private cloud for all your devicesStore, 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.Learn moreDependable and secure network storageUse 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 filesSort, manage, and share your filesRely 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.Learn moreSync files and folders between sitesBenefit 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 Share. Such hybrid cloud storage lets you access data at LAN speeds without being limited by your local storage size or bandwidth.
Multi-Layered BackupBack up files, folders, physical devices, VMs, and SaaS applications with free solutions, and protect your NAS with built-in technologies.
Back up all your devicesProtect full endpoints, servers, and VMsSecurely 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.Learn moreMake local backups of your cloud appsProtect 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 multimediaSet 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 systemBack up your NAS to multiple destinationsProtecting 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 snapshotsTake 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.Learn more
Smart SurveillanceTransform your Synology device into a full-featured video management system for a wide range of compatible IP cameras.
Full-featured surveillanceWide compatibilityConnect 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.Secure and privateFootage stored locally can be protected from unauthorized access by industry-standard AES-256 encryption.24/7 everywhere accessMonitor live streams or watch recordings from web browser, desktop client, or the DS cam mobile app.
Easy to deploy and intuitive to operateAssisted camera deploymentAutomatically locate cameras within a set IP range, and configure units in batch by importing spreadsheets or by replicating settings to new cameras.Multi-location alertsStay 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 analyticsTake 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

HDD
Enterprise Series 3.5" SATA Plus Series 3.5" SATA
SSD
Enterprise Series 2.5" SATA Enterprise Series M.2 NVMe

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.

Learn more

Security

Shield your Synology NAS from the most sophisticated threats with industry-leading security solutions.

Learn more

Synology High Availability

Seamless transition between clustered servers in the event of a server failure to minimize the impact on applications.

Learn more

Hardware Overview
  • 1Status Indicator
  • 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
  • First Product Image
  • Second Product Image
  • Third Product Image
  • Fourth Product Image
  • Fifth Product Image
  • Sixth Product Image
More ways to harness your NASStorage for content creatorsSynology NAS brings speed, simplicity, and security to all your creative projects.Learn moreComplete endpoint protectionFollow the 3-2-1 backup strategy and keep your data safe with Synology’s backup packages.Learn moreRansomware prevention and protectionMinimize the threat posed by increasingly sophisticated ransomware and other malware with Synology solutions.Learn moreNotes:Performance figures are obtained through SMB sequential throughput tests using Windows Server 2016 Datacenter on a DS1522+ with a Synology 10GbE NIC and HDD. Actual performance may vary depending on the testing environment, usage, and configuration. See performance charts for more information.PCIe add-in cards, expansion units, and storage drives are sold separately. Refer to the compatibility list for compatible devices.Based on internal processor benchmarks between DS1522+ and the prior-gen DS1520+. Actual performance may vary depending on hardware and software configuration, workload, and testing environment.Synology SNV3400 series M.2 NVMe SSD drives can be installed through the built-in M.2 slots to enable SSD caching or create SSD storage pools. Drives are sold separately.Storage figure calculated based on a RAID 5 configuration. Total storage capacity may vary depending on hard drives used and RAID configuration.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.Surveillance Station includes 2 free licenses. Connecting more cameras and devices requires additional licenses. Learn more
Hardware Specifications
CPU
CPU
 CPU Model AMD Ryzen R1600
CPU Quantity 1
CPU Core 2
CPU Architecture 64-bit
CPU Frequency 2.6 (base) / 3.1 (turbo) GHz
Hardware Encryption Engine
Memory
Memory
 System Memory 8 GB DDR4 ECC SODIMM
Memory Module Pre-installed 8 GB (8 GB x 1)
Total Memory Slots 2
Maximum Memory Capacity 32 GB (16 GB x 2)
Notes
  • Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
  • Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
  • For multi-module memory configurations, all modules must be identical and share the same model number. Check the Product Manual of your Synology product for recommended memory configurations.
Storage
Storage
 Drive Bays 5
Maximum Drive Bays with Expansion Unit 15 (DX517 x 2)
M.2 Drive Slots 2 (NVMe)
Drive Type (See all supported drives)
  • 3.5" SATA HDD
  • 2.5" SATA SSD
  • M.2 2280 NVMe SSD
Hot Swappable Drive*
Notes The hot swappable drive feature is not supported by M.2 SSD slots.
External Ports
External Ports
 RJ-45 1GbE LAN Port 4
USB 3.2 Gen 1 Port 2
Expansion Port 2
Expansion Port Type eSATA
Notes This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.
PCIe
PCIe
 PCIe Expansion 1 x Gen3 x2 network upgrade slot
Appearance
Appearance
 Size (Height x Width x Depth) 166 mm x 230 mm x 223 mm
Weight 2.7 kg
Others
Others
 System Fan 92 mm x 92 mm x 2 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Brightness Adjustable Front LED Indicators
Power Recovery
Noise Level* 22.90 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 120 watts
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 52.06 watts (Access)
16.71 watts (HDD Hibernation)
British Thermal Unit 177.64 BTU/hr (Access)
57.02 BTU/hr (HDD Hibernation)
Notes
  • For more information on how power consumption is measured, refer to this article.
  • Noise testing was conducted with the Synology system fully installed with Synology SATA HDDs and in an idle state. Two G.R.A.S. Type 40AE microphones are placed at a 1 m distance from the front and rear of the device. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
Temperature
Temperature
 Operating Temperature 0°C to 40°C (32°F to 104°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Operating Humidity 8% to 80% RH
Storage Humidity 5% to 95% RH
Certification
Certification
  • FCC
  • CE
  • BSMI
  • VCCI
  • RCM
  • UKCA
  • EAC
  • CCC
  • KC
  • BIS
Warranty
Warranty
 2 Years
Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
Environment
Environment
 RoHS Compliant
Packaging Content
Packaging Content
  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Adapter X 1
  • AC Power Cord X 1
  • RJ-45 LAN Cable X 2
  • Quick Installation Guide X 1
Optional Accessories
Optional Accessories
Notes: Model specifications are subject to change without prior notice. The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time. The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations. If usage requirements exceed the specifications above, please contact our regional partners for professional advice.