Ideal 1U rackmount NAS for high-performance data management
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.
4-core 2.1 GHz
2GB DDR4, up to 18GB
Over 1,621 MB/s sequential reading
Up to 8 drives with RX418
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 System 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
Real-time collaboration on your private cloud
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
Complete surveillance solution for recording, monitoring, and management.
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.
Save additional investment by integrating various network services, web/mail services, management applications into your NAS.
Drive status indicator
Beep off button
PCIe expansion slot
1GbE RJ-45 port
USB 3.0 port
CPU Model Intel Atom C3538
CPU Architecture 64-bit
CPU Frequency Quad Core 2.1 GHz
Hardware Encryption Engine (AES-NI)
System Memory 2 GB DDR4
Total Memory Slots 1
Memory Expandable up to 18 GB (2GB + 16 GB)
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.
This model does not support the ECC feature, regardless of whether the expansion memory is ECC or non-ECC.
Drive Bays 4
Maximum Drive Bays with Expansion Unit 8
Compatible Drive Type*(See all supported drives)
3.5″ SATA HDD
2.5″ SATA HDD
2.5″ SATA SSD
Maximum Internal Raw Capacity 64 TB (16 TB drive x 4) (Capacity may vary by RAID types)
Maximum Raw Capacity with Expansion Units 128 TB (64 TB + 16 TB drive x 4) (Capacity may vary by RAID types)
Maximum Single Volume Size* 108 TB
Hot Swappable Drive
“Compatible drive type” indicates the drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
The maximum raw capacity is not limited by the maximum single volume size. Synology NAS models may utilize capacities over the maximum single volume size as long as each volume created is below the limit.(Learn more)
Each internal volume (may consist of multiple drives) is expandable up to 108TB.
RJ-45 1GbE LAN Port 4 (with Link Aggregation / Failover support)
USB 3.0 Port 2
eSATA Port 1
PCIe Expansion 1 x Gen3 x8 slot (black, x4 link)
PCIe Network Interface Card(Learn more)
M2D18- Dual M.2 SATA/NVMe SSD adapter card for SSD cache
Notes exFAT Access is purchased separately in Package Center.
Form Factor (RU) 1U
Size (Height x Width x Depth) 44 mm x 480 mm x 492.6 mm
44 mm x 480 mm x 518.6 mm (for RP model)
Weight 6.4 kg
7.96 kg (for RP model)
Rack Installation Support* 4-post 19″ rack (Synology Rail Kit -RKM114/RKS1317)
Notes The rail kit is sold separately
System Fan 40 mm x 40 mm x 3 pcs
40 mm x 40 mm x 2 pcs (for RP model)
Fan Speed Mode
Noise Level* 27 dB(A)
39.9 dB(A) (for RP model)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 150 W
Redundant Power Supply yes (for RP model)
AC Input Power Voltage 100 V to 240 V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 37.94 W (Access)
20.96 W (HDD Hibernation)
38.88 W (Access) (for RP model)
22.17 W (HDD Hibernation) (for RP model)
British Thermal Unit 129.54 BTU/hr (Access)
71.57 BTU/hr (HDD Hibernation)
132.75 BTU/hr (Access) (for RP model)
75.70 BTU/hr (HDD Hibernation) (for RP model)
Power consumption is measured when it’s fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75C; Humidity: 58.2-61.8%
Operating Temperature 0C to 35C (32F to 95F)
Storage Temperature -20C to 60C (-5F to 140F)
Relative Humidity 5% to 95% RH
3-year hardware warranty, extendable to 5-year coverage -EW202
Notes The warranty period starts from the purchase date as stated on your purchase receipt.(Learn more)
Main Unit X 1
Accessory Pack X 1
AC Power Cord X 1
AC Power Cord X 2 (for RP model)
Quick Installation Guide X 1
D4NESO-2666-4G DDR4 non-ECC SO-DIMM*
D4ECSO-2666-16G DDR4 ECC SO-DIMM*
Surveillance Device License Pack
Expansion Unit:RX418X 1
Synology Ethernet AdapterE10G17-F2
Synology Ethernet AdapterE10G18-T1
Synology Ethernet AdapterE10G18-T2
SynologyM2D18M.2 SSD adapter card
Synology Rail Kit Mounted -RKM114
Synology Rail Kit Sliding -RKS1317