RS816

RackStation RS816

Compact and scalable NAS for small offices

Powerful centralized storage solution

Synology RackStation RS816 is a 4-bay rackmount NAS powered by a dual-core CPU with hardware encryption engine, and comes with dual 1GbE LAN ports, providing excellent network performance and rich business features.

CPU
Dual-core 1.8GHz

Memory
1GB DDR3 RAM

Ultra Performance
Up to 225 MB/s reading and 145 MB/s writing performance

Eco-friendly
12.4 W in HDD hibernation/27.9 W in access

Compact chassis, easy deployment

RS816 comes in a compact 1U 4-bay rackmount chassis less than 12 inches deep and can be easily deployed in a 2-post or wall-mount rack, ideal for businesses where space is at a premium.

Flexible storage scalability

As your data storage needs grow, RS816 can be connected with one dedicated RX415 expansion unit for additional storage on the fly, increasing capacity with minimal effort. With RX415 connected, it can expand the hard drive quantity up to 8 units.

Ultimate file management and sharing

File Station is a web-based, fast and secure management tool built to allow easy, drag-and-drop operation without requiring any complex setup on Mac or PC. Advanced search and filtering tools allow for easy organization and sharing of files with just a link. Supports SMB, FTP, AFP, NFS, WebDAV, compatible with any environment.

Synchronize files across your devices

Cloud Station Suite provides real-time data synchronization across all your devices and other Synology NAS. “Intelliversioning" keeps the most important file versions to better utilize storage space.

Surveillance Station

Complete surveillance solution for recording, monitoring, and management.

Desktop Backup

Simplified backup solution for your Mac, PC and mobile devices.

Public Cloud integration

Backup and synchronize data easily between your public cloud accounts and your NAS.

DSM UI

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

Hyper Backup

Store multiple backup versions with block-level incremental data backup and cross-version deduplication.

All-in-one server

Save additional investment by integrating various network services, web/mail services, management applications into your NAS.

Hardware Specifications 
CPU 
CPU ModelMarvell Armada 385 88F6820
CPU Architecture32-bit
CPU FrequencyDual Core 1.8 GHz
Hardware Encryption Engine 
Memory 
System Memory1 GB DDR3
Storage 
Drive Bays4
Maximum Drive Bays with Expansion Unit8
Compatible Drive Type* (See all supported drives)3.5" SATA HDD
 2.5" SATA HDD
 2.5" SATA SSD
  
Maximum Internal Raw Capacity48 TB (12 TB drive x 4) (Capacity may vary by RAID types)
Maximum Raw Capacity with Expansion Units96 TB (48 TB + 12 TB drive x 4) (Capacity may vary by RAID types)
Maximum Single Volume Size16 TB
Hot Swappable Drive 
Notes"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)
  
External Ports 
RJ-45 1GbE LAN Port2 (with Link Aggregation / Failover support)
USB 3.0 Port2
eSATA Port1
File System 
Internal DrivesEXT4
External DrivesEXT4
 EXT3
 FAT
 NTFS
 HFS+*
 exFAT*
  
NotesHFS+ is read only, max 2TB volume size.
 exFAT Access is purchased separately in Package Center.
  
Appearance 
Size (Height x Width x Depth)44 mm x 430.5 mm x 295.5 mm
Weight4.34 kg
Others 
System Fan40 mm x 40 mm x 3 pcs
Fan Speed ModeCool Mode
 Quiet Mode
  
Power Recovery 
Noise Level*28.9 dB(A)
Scheduled Power On/Off 
Wake on LAN/WAN 
Power Supply Unit / Adapter150W
AC Input Power Voltage100V to 240V AC
Power Frequency50/60 Hz, Single Phase
Power Consumption*27.9 W (Access)
 12.4 W (HDD Hibernation)
British Thermal Unit95.2 BTU/hr (Access)
 42.31 BTU/hr (HDD Hibernation)
Environment Temperature 
Operating Temperature5°C to 35°C (40°F to 95°F)
Storage Temperature-20°C to 60°C (-5°F to 140°F)
Relative Humidity5% to 95% RH
CertificationEAC
 CCC
 RCM
 KC
 FCC
 CE
 BSMI
  
Warranty3 Years
NotesPower consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
 Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in idle; Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear; Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
  
DSM Specifications ( See more ) 
Storage Management 
Maximum Internal Volume Number256
Maximum iSCSI Target Number10
Maximum iSCSI LUN256
Supported RAID TypeSynology Hybrid RAID
 Basic
 JBOD
 RAID 0
 RAID 1
 RAID 5
 RAID 6
 RAID 10
  
RAID MigrationBasic to RAID 1
 Basic to RAID 5
 RAID 1 to RAID 5
 RAID 5 to RAID 6
  
Volume Expansion with Larger HDDsSynology Hybrid RAID
 RAID 1
 RAID 5
 RAID 6
  
Volume Expansion by Adding a HDDSynology Hybrid RAID
 RAID 5
 JBOD
 RAID 6 (with Expansion Unit)
  
Global Hot Spare Supported RAID TypeSynology Hybrid RAID
 RAID 1
 RAID 5
 RAID 6 (with Expansion Unit)
 RAID 10 (with Expansion Unit)
  
File Sharing Capacity 
Maximum Local User Accounts2048
Maximum Local Groups256
Maximum Shared Folder256
Maximum Shared Folder Sync Tasks4
Maximum Concurrent CIFS/AFP/FTP Connections256
Windows Access Control List (ACL) Integration 
NFS Kerberos Authentication 
Log Center 
Syslog Events per Second400
Add-on Packages (learn more about the complete add-on package list)  
Chat 
Maximum Users30
NotesThe number of concurrent HTTP connections for Chat was configured to the maximum.
 CPU and RAM usage were both under 80% when the number of maximum users was reached.
 For tested models with expandable memory, the maximum amount of RAM was installed.
  
Cloud Station Server 
Maximum Number of Concurrently Connected Devices256
Maximum Number of Synced Files (ext4)100,000 / single file reaction time 1038 ms
NotesThe maximum number of concurrently connected devices refers to the maximum number of devices that can remain connected at the same time. For more information on file processing capability, please refer to the reaction time for file processing.
 File reaction time refers to the preparation time required for other devices to start downloading a 10KByte file from a Synology NAS after the file has been added to the NAS. RAM expansion was not used during testing.
 Non-encrypted shared folders were used during the aforementioned testing.
  
Download Station 
Maximum Concurrent Download Tasks50
Drive 
Maximum Number of Synced Files100,000 / single file reaction time 941 ms
Maximum Number of Concurrent Connections for PC Clients200
NotesThe EXT4 file system was used for the purpose of testing.
 The maximum number of concurrent connections refers to the maximum number of connections that could be maintained when the maximum number of synced files was reached.
 File reaction time refers to the preparation time required for other devices to start downloading a 10KByte file from a Synology NAS after the file has been added to the NAS.
 Non-encrypted shared folders were used during the aforementioned testing.
  
exFAT Access (optional) 
Media Server 
DLNA Certification 
Moments 
Facial recognition 
Subject recognition 
Office 
Maximum Users400
NotesMultiple files were opened for testing and each file was edited by 30 users simultaneously.
 CPU and RAM usage were both under 80% when the number of maximum users was reached.
 Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM
  
Surveillance Station 
Maximum IP cam (Licenses required)16 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)*480 FPS @ 720p (1280x720)
 400 FPS @ 1080p (1920×1080)
 160 FPS @ 3M (2048x1536)
 80 FPS @ 5M (2591x1944)
Total FPS (MJPEG)*320 FPS @ 720p (1280x720)
 120 FPS @ 1080p (1920×1080)
 90 FPS @ 3M (2048x1536)
 54 FPS @ 5M (2591x1944)
NotesSurveillance Station throughput is tested with Axis network camera, using continuous recording with live view from Surveillance Station and motion detection by camera. Live view and recording are sharing the same stream from the camera.
Video Station 
Video TranscodingGroup 2 (See more)
VPN Server 
Maximum Connections15
Environment & Packaging 
EnvironmentRoHS Compliant
Packaging ContentMain Unit X 1
 Welcome Note X 1
 Accessory Pack X 1
 AC Power Cord X 1