Synology DiskStation DS1520+ SAN/NAS Storage System - Intel Celeron J4125 Quad-core (4 Core) 2.70 GHz - 5 x HDD Supported - 0 x HDD Installed - 5 x SSD Supported - 0 x SSD Installed - 8 GB RAM DDR4 SDRAM - Serial ATA Controller - RAID Supported 0, 1, 5, 6, 10, Basic, Hybrid RAID, JBOD - 5 x Total Bays - 5 x 2.5"/3.5" Bay - Gigabit Ethernet - eSATA - 2 USB Port(s) - 2 USB 3.0 Port(s) - Network (RJ-45) - DiskStation Manager - CIFS/SMB, SMB 2.0, SMB 3.0, NFSv4, NFSv4.1, iSCSI, HTTP, HTTPS, FTP DISKLESS
Scalable NAS with SSD cache acceleration capability
Synology DiskStation DS1520+ is an ideal network-attached storage solution suitable for small office and IT enthusiasts. Two built-in M.2 SSD slots and Synology SSD Cache technology allow you to boost system I/O and application performance. The scalable storage design of DS1520+ lets you start small and expand storage capacity with Synology DX517 as your data grows.
4-core 2.0 GHz, burst up to 2.7 GHz
2 x built-in M.2 2280 NVMe SSD slots
Average 19.8% boost to computing-intensive applications
Expand up to 15 drives with a DX517 expansion unit
Optimize performance and capacity
DS1520+ provides two built-in M.2 SSD slots so that you can take full advantage of Synology SSD Cache functionality. Add SSD cache for up to 20 times faster I/O response without using front drive bays. You can add 10 more drives with two Synology DX517 to expand storage capacity.
Accelerate demanding applications
A more powerful CPU speeds up computing-intensive applications. The new 4-core processor boosts photo indexing, database response times, and web PHP response efficiency. Easily categorize your photo memories, smoothly manage files across computers and mobile devices, and enjoy blazing fast web applications.
Access and sync your files seamlessly
Synology Drive provides a built-in universal portal to access your data anytime and anywhere, and synchronize all your files across platforms, including Windows, macOS, Linux, Android, and iOS.
Sync files on demand: Save the storage space and network bandwidth of your PC.
Go back in time: Easily retrieve previous versions of your shared files.
Back up your data: Protect your files as scheduled or in real-time.
Real-time collaboration on your private cloud
Synology Office is a collaboration package combining the convenience and usability of public clouds with the data privacy and security guaranteed by private clouds. It allows you to work seamlessly together on documents and spreadsheets in a protected environment.
Real-time collaboration on the same online documents to boost productivity,
Instant communication on Synology Chat during the editing of documents or spreadsheets
Version control for you to navigate all the changes and retrieve previous versions with just a click
Virtual Machine Manager
Virtual Machine Manager enables you to test new software in sandboxes, isolate your customers' machines, and increase the flexibility of your server. You can easily run Windows, Linux, and Virtual DSM on your Synology NAS by just a few steps.
Snapshots for virtual machines
Perfectly clone and restore a virtual machine within seconds.
Seamlessly migrate Virtual DSM instances from a Synology NAS to another.
Create multiple isolated virtual machines for subsidiary business units or departments.
Powered by Synology DSM
Complete multimedia solution for management, streaming, and playback.
Store multiple backup versions with block-level incremental data backup and cross-version deduplication.
Simplified backup solution for your Mac, PC, and mobile devices.
Maximum Power Supply Wattage 120 W
Operating System DiskStation Manager
Number of Total Expansion Bays 5
Number of 2.5"/3.5" Bays 5
Standard Memory 8 GB
Memory Technology DDR4 SDRAM
Network & Communication
Ethernet Technology Gigabit Ethernet
RAID Levels 0, 1, 5, 6, 10, Basic, Hybrid RAID, JBOD
Controller Type Serial ATA
RAID Supported Yes
Number of Hard Drives Supported 5
Number of Hard Drives Installed 0
Number of Solid State Drive Supported 5
Number of Solid State Drive Installed 0
Management & Protocols
Number of Network (RJ-45) Ports 4
Network (RJ-45) Yes
Total Number of USB Ports 2
Number of USB 3.0 Ports 2
Weight (Approximate) 5.78 lb
Form Factor Desktop
Processor & Chipset
Processor Speed 2.70 GHz
Processor Type Celeron
Processor Model J4125
Processor Core Quad-core (4 Core)
Processor Manufacturer Intel
Product Type SAN/NAS Storage System
Manufacturer Part Number DS1520+
Packaged Quantity 1
Manufacturer Synology, Inc
Product Model DS1520+
Product Name DiskStation DS1520+ SAN/NAS Storage System
Product Line DiskStation
Product Series Plus
Brand Name Synology