NAS Buying guide NAS Buying Guide

 

 

RackStation RS819

Entry-level rackmount NAS supporting snapshot technology

Fast storage with outstanding computing power

RS819 is a compact and scalable 4-bay rackmount NAS in a 1U form factor. With snapshot technology support, RS819 brings business workgroups simple yet comprehensive solutions to data management, sharing, synchronization and backup.

 

CPU

64-bit quad-core 1.4 GHz

 

 

Memory

2GB DDR4

 

 

Network

Dual 1GbE LAN ports

 

 

High Performance

Over 224 MB/s encrypted reading performance

 

 

 

 

 

Meet the space-saving rackmount server for deployment

RS819 supports up to 8 drives when connecting with one RX418 expansion unit. Since both RS819 and RX418 are only 12 inches in depth, they can fit perfectly in a 2-post or wall mount rack.

- Compact chassis design capable of fitting in a 2-post rack

- The 2-post rackmount is easy to assemble and space-saving, allowing you to set up anywhere

- Cost-efficient server deployment without unnecessary investment in rail kits and server facilities

 

 

Ultimate file management and sharing

File Station is a web-based, fast and secure management tool built to allow easy, drag-and-drop operations without requiring any complex setup on Mac or PC. Advanced search and filtering tools allow for easy organization and file sharing. For complete compatibility, RS819 supports the following protocols: AFP, FTP, iSCSI, NFS, SMB, and WebDAV.

 

 

 

Btrfs: Next generation storage efficiency

Btrfs file system introduces the most advanced storage technologies to meet the management needs of modern large scale businesses:

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 256 shared folder backups and 4,096  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

 

 

 

 

 

 

Digital asset protection

Powered by Synology DiskStation Manager (DSM), Synology NAS offers advanced security measures to protect against sudden data loss and potential security holes.

 

 

 Security Advisor

 

Analyzes system settings, password strength, network preferences, and removes any possible malware.

 

 

 AppArmor

A kernel-level enhancement that blocks malicious programs from accessing unauthorized system resources.

 

 

 AES 256-bit encryption

Encrypt shared folders and network data transmission to keep data from unauthorized access.

 

 

 2-step verification

Prevent others from logging in to your DSM by generating a one-time password (OTP) on your mobile device.

 

 

 Trust Level

Customize the trust level in Package Center to avoid installing packages from untrusted sources, safeguarding your NAS from unknown or tampered package files.

 

 

 

Engineered for reliability, backed by Synology

RS819 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

 

DSM UI

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

 

 

Public Cloud Integration

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

 

 

Drive

A versatile solution for file management and synchronization. 

 

 

 

All-in-one server

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

 

 

 

Snapshot Replication

Provides schedulable and instantaneous data protection for shared folders and virtual machines on iSCSI LUNs in the event of disaster.

 

 

 

Security

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

 

 

 

 

 

 

    • 1Power button and indicator
    • 2LAN indicator
    • 3Drive status indicator
    • 4Beep off button
    • 5Status indicator
    • 6Drive tray
    • 7Console port
    • 8Fan
    • 9Power port
    • 101GbE RJ-45 port
    • 11USB 3.0 port
    • 12eSATA port
    • 13Reset button

 

(RS819)

Hardware Specifications
CPU
CPU Model Realtek RTD1296
CPU Architecture 64-bit
CPU Frequency Quad Core 1.4 GHz
Hardware Encryption Engine  
Memory
System Memory 2 GB DDR4
Notes 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.
Storage
Drive Bays 4
Maximum Drive Bays with Expansion Unit 8
Compatible Drive Type*
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
Maximum Internal Raw Capacity 56 TB (14 TB drive x 4) (Capacity may vary by RAID types)
Maximum Raw Capacity with Expansion Units 112 TB (56 TB + 14 TB drive x 4) (Capacity may vary by RAID types)
Maximum Single Volume Size 108 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.
External Ports
RJ-45 1GbE LAN Port 2 (with Link Aggregation / Failover support)
USB 3.0 Port 2
eSATA Port 1
File System
Internal Drives
  • Btrfs
  • EXT4
External Drives
  • Btrfs
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+
  • exFAT*
Notes exFAT Access is purchased separately in Package Center.
Appearance
Size (Height x Width x Depth) 44 mm x 478 mm x 327.5 mm
Weight 4.34 kg
Rack Installation Support
  • 2-post 19" rack (direct mounting)
  • 4-post 19" rack (Synology Rail Kit - RKM114/RKS1317)
Notes The rail kit is sold separately.
Others
System Fan 40 mm x 40 mm x 3 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Power Recovery  
Noise Level* 28.9 dB(A)
Scheduled Power On/Off  
Wake on LAN/WAN  
Power Supply Unit / Adapter 100W
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60Hz, Single Phase
Power Consumption* 28.31 W (Access) 
10.1 W (HDD Hibernation)
British Thermal Unit 96.6 BTU/hr (Access) 
34.46 BTU/hr (HDD Hibernation)
Temperature
Operating Temperature 5°C to 35°C (40°F to 95°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH
Certification
  • EAC
  • VCCI
  • CCC
  • RCM
  • FCC
  • CE
  • BSMI
Warranty 3-year hardware warranty, extendable to 5-year coverage
Notes
  • The warranty period starts from the purchase date as stated on your purchase receipt.
  • Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
DSM Specifications
Storage Management
Maximum Internal Volume Number 256
Maximum iSCSI Target Number 10
Maximum iSCSI LUN 10
iSCSI LUN Clone/Snapshot, Windows ODX  
SSD TRIM  
Supported RAID Type
  • Synology Hybrid RAID
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
RAID Migration
  • Basic to RAID 1
  • Basic to RAID 5
  • RAID 1 to RAID 5
  • RAID 5 to RAID 6
Volume Expansion with Larger HDDs
  • Synology Hybrid RAID
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
Volume Expansion by Adding a HDD
  • Synology Hybrid RAID
  • JBOD
  • RAID 5
  • RAID 6 (with Expansion Unit)
  • RAID 10 (with Expansion Unit)
Global Hot Spare Supported RAID Type
  • Synology Hybrid RAID
  • RAID 1
  • RAID 5
  • RAID 6 (with Expansion Unit)
  • RAID 10 (with Expansion Unit)
File Services
File Protocol CIFS/AFP/NFS/FTP/WebDAV
Maximum Concurrent CIFS/AFP/FTP Connections 200
Windows Access Control List (ACL) Integration  
NFS Kerberos Authentication  
Account & Shared Folder
Maximum Local User Accounts 2,048
Maximum Local Groups 256
Maximum Shared Folder 256
Maximum Shared Folder Sync Tasks 4
Log Center  
Syslog Events per Second 400
Add-on Packages 
Chat  
Maximum Users 500
Notes
  • The 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.
Cloud Station Server  
Recommended Number of Hosted Files 100,000
Recommended Number of Concurrent Sync Clients 200 (the number of connections that can be maintained when the recommended number of hosted files was reached)
Notes
  • The maximum number of concurrently connected devices refers to the maximum number of devices that can remain connected at the same time.
  • The maximum number of hosted files refers to the maximum number of files that can be indexed and hosted by the Cloud Station Server service. RAM expansion was not used during testing.
  • Non-encrypted shared folders were used during the aforementioned testing.
Download Station  
Maximum Concurrent Download Tasks 80
exFAT Access (optional)  
Media Server  
DLNA Compliance  
Moments  
Facial recognition  
Subject recognition  
Snapshot Replication  
Maximum Snapshots per Shared Folder 256
Maximum of system snapshots 4,096
Surveillance Station  
Maximum IP cam (Licenses required) 30 (including 2 Free License)
Total FPS (H.264)* 900 FPS @ 720p (1280x720)
300 FPS @ 1080p (1920x1080)
240 FPS @ 3M (2048x1536)
150 FPS @ 5M (2591x1944)
110 FPS @ 4K (3840x2160)
Total FPS (H.265)* 900 FPS @ 720p (1280x720)
450 FPS @ 1080p (1920x1080)
360 FPS @ 3M (2048x1536)
250 FPS @ 5M (2591x1944)
180 FPS @ 4K (3840x2160)
Total FPS (MJPEG)* 300 FPS @ 720p (1280x720)
200 FPS @ 1080p (1920x1080)
130 FPS @ 3M (2048x1536)
80 FPS @ 5M (2591x1944)
Notes Surveillance 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.
Synology Drive  
Recommended Number of Hosted Files 100,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above)
Recommended Number of Concurrent Sync Clients 200 (the number of connections that can be maintained when the recommended number of hosted files was reached)
Notes
  • Exceeding the limits above may result in longer response time in file operations.
  • Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.
Synology Office  
Maximum Users 200
Notes
  • Multiple 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
Video Station  
Video Transcoding Group 2 
VPN Server  
Maximum Connections 20
Environment & Packaging
Environment RoHS Compliant
Packaging Content
  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 1
  • Quick Installation Guide X 1
Optional Accessories
  • Surveillance Device License Pack
  • Expansion Unit: RX418 X 1
  • Synology Rail Kit Sliding - RKS1317
  • Synology Rail Kit Mounted - RKM114
  • VS360HD
  • VS960HD

 

SKU RS819
Barcode # 846504003174
Brand SYNOLOGY
Shipping Weight 6.2000kg
Shipping Width 0.440m
Shipping Height 0.430m
Shipping Length 0.490m
Shipping Cubic 0.092708000m3
Manufacturer Warranty
3 Years Limited Warranty
Manufacturer Contact Info
http://www.synology.com 
n/a

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