Synology RackStation RS820+ 4 Bay NAS Server

Synology RackStation RS820+ 4 Bay NAS Server

Regular price $1,066.51 Save $-1,066.51

Synology Plus RS820+ SAN/NAS Storage System - Intel Atom C3538 Quad-core (4 Core) 2.10 GHz - 4 x HDD Supported - 64 TB Supported HDD Capacity - 0 x HDD Installed - 64 TB Supported SSD Capacity - 0 x SSD Installed - Clustering Supported - 2 GB RAM DDR4 SDRAM - Serial ATA Controller - RAID Supported 0, 1, 5, 6, 10, Basic, Hybrid RAID, JBOD - 4 x Total Bays - 4 x 2.5"/3.5" Bay - 1 x Total Slot(s) - Gigabit Ethernet - eSATA - 2 USB Port(s) - 2 USB 3.0 Port(s) - Network (RJ-45) - DiskStation Man DISKLESS

High-performance storage solution with on-demand scalability

Synology RackStation RS820+/RS820RP+ is designed for businesses pursuing an effective and centralized data management. It comes with four drive trays and 1GbE LAN ports and supports an optional 10GbE network or M.2 SSD adapter card, providing fast data transmission and reducing IO latency.

Built for service reliability

RS820+/RS820RP+ comes with four 1GbE LAN ports to support Link Aggregation and failover. Synology High Availability provides a reliable active/passive server cluster, maximizing service uptime. Furthermore, RS820RP+ is equipped with redundant power supplies to achieve service continuity.

Next-generation file system for better data protection

The Btrfs file system introduces advanced storage technologies and optimized snapshots to prevent data corruption and reduce maintenance overhead. While ensuring high-level data integrity, it also offers flexible, efficient data protection and recovery tools.

Flexible shared folder/user quota control provides comprehensive quota control on all user accounts and shared folders

Snapshot Replication provides schedulable and storage capacity-saving data protection with 1,024 shared folder backups and 65,000 system-wide snapshots

File or folder level data restoration makes data recovery fast and flexible

Automatic file self-healing detects and recovers corrupted files without user intervention

Ultimate Backup Solution

RS820+/RS820RP+ integrates various backup applications into an intuitive user interface, offering durable storage technologies to safeguard your valuable data on any device.

Active Backup for Business

Active Backup centralizes backup tasks for VMware, Windows, Office 365 and G Suite - so you can manage these backups to Synology NAS from one simple console.

Hyper Backup

Comprehensively back up your data to a local shared folder, an external device, another Synology NAS, an rsync server, or a public cloud to ensure data safety.

Synology Drive

Safeguard your computer with Synology Drive Client. Effortlessly perform real-time data backups and point-in-time file recovery.

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.

Engineered for reliability, backed by Synology

RS820+/RS820RP+ is designed to reliably store your data and is backed by Synology's three-year hardware warranty. An optional two-year extended warranty is available in select regions for up to five years of coverage.

Powered by Synology DSM

Surveillance Station

Complete surveillance solution for recording, monitoring, and management.

Synology Office

Collaborate on documents, spreadsheets, and slides in real time to boost team productivity.

Synology High Availability

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


Award-winning operating system with an intuitive user interface and powerful capabilities.


Comprehensive built-in security tools are constantly updated to protect your devices against evolving threats.


Operating System DiskStation Manager


Standard Memory 2 GB

Memory Technology DDR4 SDRAM

Network & Communication

Ethernet Technology Gigabit Ethernet

Gigabit Ethernet

Power Description

Number of Power Supplies Installed 1

Maximum Power Supply Wattage 150 W


RAID Levels 0, 1, 5, 6, 10, Basic, Hybrid RAID, JBOD

Controller Type Serial ATA

RAID Supported Yes

I/O Expansions

Expansion Slot Type PCI Express 3.0 x8

Number of Total Expansion Bays 4

Number of Total Expansion Slots 1

Number of 2.5"/3.5" Bays 4

Management & Protocols

Protocols CalDAV


SMB 1.0








SMB 3.0

SMB 2.0










Number of Network (RJ-45) Ports 4

Network (RJ-45) Yes

Total Number of USB Ports 2

Number of USB 3.0 Ports 2

Processor & Chipset

Processor Speed 2.10 GHz

Processor Type Atom

Processor Model C3538

Processor Core Quad-core (4 Core)

Processor Manufacturer Intel

Physical Characteristics

Weight (Approximate) 14.11 lb

Form Factor Rack-mountable

Rack Height 1U

Height 1.7"

Width 18.9"

Depth 19.4"


Total Hard Drive Capacity Supported 64 TB

Total Solid State Drive Capacity Supported 64 TB

Number of Hard Drives Supported 4

Number of Hard Drives Installed 0

Number of Solid State Drive Installed 0

Clustering Supported Yes

General Information

Product Type SAN/NAS Storage System

Manufacturer Part Number RS820+

Packaged Quantity 1

Manufacturer Synology, Inc

Product Model RS820+

Product Name Plus RS820+ SAN/NAS Storage System

Product Series Plus

Brand Name Synology