DiskStation DS1522+

A 5-Bay Network storage device You Can Grow With 


This Fantastic NAS is Perfect Replacement for Drobo 5N

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.

Hot Tip: I am using the Western Digital Red Plus 8TB NAS HDs with 256MB cache / 7200 rev/minute 

Product Page 

My Rating:
Fantastic NAS with great software too!

Amazon’s Rating:
4.9 out 5 


The DS1522+ is Business Centric

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

Private Cloud Server

Store and access files from all your devices, and protect them with smart versioning. Sort, manage, share, and sync your data across locations.


2FA & Easy, Reliable Backups

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.

Technical Specifications

  • CPU Model: Intel Celeron J4125
  • CPU Architecture: 64-bit
  • CPU Frequency: 4-core 2.0 (base) / 2.7 (burst) GHz
  • Hardware Encryption Engine (AES-NI): Yes
  • System Memory: 8 GB DDR4 non-ECC
  • Total Memory Slots: 2
  • Maximum Memory Capacity: 8 GB (4 GB + 4 GB)
  • Drive Bays: 5
  • Maximum Drive Bays with Expansion Unit: 15 (DX517 x 2)
  • M.2 Drive Slots: 2 (NVMe)
  • Compatible Drive Type:
    • 3.5” SATA HDD
    • 2.5“ SATA HDD
    • 2.5” SATA SSD
    • M.2 2280 NVMe SSD
  • Maximum Single Volume Size: 108 TB
  • Hot Swappable Drive: Yes
  • RJ-45 1 GbE LAN Port: 4 (with Link Aggregation / Failover support)
  • USB 3.0 Port: 2
  • eSATA Port: 2
  • Size (H x W x D): 166 mm x 230 mm x 223 mm
  • Weight: 2.62 kg
  • System Fan: 92 mm x 92 mm x 2 pcs


FAQs and Tips

All of the front facing drives can be locked with the included key, protecting the drives from ejecting from any of the 5 available bays unintentionally, thereby reducing the risk of losing data.
The DS1520+ supports hot swapping so that you can quickly swap out a defective drive.

Most of Synology services, including packages, mobile apps, and utilities, support 2-factor authentication (2FA).

However, some older versions of services may not fully support this function. We recommend to always update to the service’s latest version to ensure security and compatibility with 2FA.

DSM 7 packages are setup for 2FA

DDNS (Dynamic Domain Name System) simplifies connection to your Synology NAS over the Internet by mapping a hostname to its IP address. For example, DDNS allows you to access your Synology NAS using a domain name (e.g., www.john.synology.me) without needing to remember an IP address (e.g.

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