Additional information
| Brand | |
|---|---|
| Model | RS819 |
| Weight | 4.34 kg |
| Size (Height x Width x Depth) | 44 mm x 430.5 mm x 295.5 mm |
| AC Input Power Voltage | 100V to 240V AC |
| Form Factor | |
| Series | |
| Num. of Hard drive bay |
Hardware Specs
Hardware Specifications |
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CPU |
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CPU |
CPU Model | Realtek RTD1296 |
| CPU Architecture | 64-bit | |
| CPU Frequency | 4-core 1.4 GHz | |
| Hardware Encryption Engine | ||
Memory |
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Memory |
System Memory | 2 GB DDR4 non-ECC |
| 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 |
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Storage |
Drive Bays | 4 |
| Maximum Drive Bays with Expansion Unit | 8 (RX418 x 1) | |
| Compatible Drive Type* (See all supported drives) |
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| Maximum Single Volume Size* | 108 TB | |
| Hot Swappable Drive | ||
| Notes | “Compatible drive type” indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay. | |
External Ports |
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External Ports |
RJ-45 1GbE LAN Port | 2 (with Link Aggregation / Failover support) |
| USB 3.0 Port | 2 | |
| eSATA Port | 1 | |
File System |
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File System |
Internal Drives |
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| External Drives |
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| Notes | exFAT Access is purchased separately in Package Center. | |
Appearance |
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Appearance |
Form Factor (RU) | 1U |
| Size (Height x Width x Depth) | 44 mm x 478 mm x 327.5 mm | |
| Weight | 4.34 kg | |
| Rack Installation Support* | ||
| Notes | The rail kit is sold separately | |
Others |
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Others |
System Fan | 40 mm x 40 mm x 3 pcs |
| Fan Speed Mode |
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| Power Recovery | ||
| Noise Level* | 28.9 dB(A) | |
| Scheduled Power On / Off | ||
| Wake on LAN / WAN | ||
| Power Supply Unit / Adapter | 100 W | |
| AC Input Power Voltage | 100 V to 240 V AC | |
| Power Frequency | 50/60 Hz, Single Phase | |
| Power Consumption* | 28.31 W (Access) 10.1 W (HDD Hibernation) |
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| British Thermal Unit | 96.6 BTU/hr (Access) 34.46 BTU/hr (HDD Hibernation) |
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| Notes | Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s). | |
Temperature |
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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 |
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Certification |
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Warranty |
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Warranty |
3-year hardware warranty, extendable to 5-year coverage – EW201 | |
| Notes | The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) | |
Environment |
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Environment |
RoHS Compliant | |
Packaging Content |
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Packaging Content |
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Optional Accessories |
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Optional Accessories |
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| Notes | Certain items may not be available in your location. Please contact your local distributors for more information. | |
Software Specs
DSM Specifications |
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Storage Management |
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Storage Management |
Maximum Internal Volume Number | 64 |
| Maximum iSCSI Target Number | 128 | |
| Maximum iSCSI LUN | 256 | |
| iSCSI LUN Clone/Snapshot, Windows ODX | ||
| SSD TRIM | ||
| Supported RAID Type |
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| RAID Migration |
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| Volume Expansion with Larger HDDs |
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| Volume Expansion by Adding a HDD |
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| Global Hot Spare Supported RAID Type |
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File Services |
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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 |
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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 |
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Log Center |
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| Syslog Events per Second | 400 | |
General Specifications |
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General Specifications |
Networking Protocols | SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
| Supported Browsers |
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| Supported Language | English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไทย, 日本語, 한국어, 繁體中文, 简体中文 | |
Add-on Packages view the complete package list |
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Synology Chat |
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Synology Chat |
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| Maximum Users | 500 | |
| Notes |
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Cloud Station Server |
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Cloud Station Server |
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| 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 |
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Download Station |
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Download Station |
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| Maximum Concurrent Download Tasks | 80 | |
exFAT Access (Optional) |
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exFAT Access (Optional) |
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Media Server |
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Media Server |
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| DLNA Compliance | ||
Moments |
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Moments |
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| Facial Recognition | ||
| Subject Recognition | ||
Snapshot Replication |
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Snapshot Replication |
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| Maximum Snapshots per Shared Folder | 256 | |
| Maximum of System Snapshots | 4,096 | |
Surveillance Station |
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Surveillance Station |
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| Maximum IP cam (Licenses required) | 30 (including 2 Free License) (See All Supported IP Cameras) | |
| Total FPS (H.264) | 900 FPS @ 720p (1280×720) 300 FPS @ 1080p (1920×1080) 240 FPS @ 3M (2048×1536) 150 FPS @ 5M (2591×1944) 110 FPS @ 4K (3840×2160) |
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| Total FPS (H.265) | 900 FPS @ 720p (1280×720) 450 FPS @ 1080p (1920×1080) 360 FPS @ 3M (2048×1536) 250 FPS @ 5M (2591×1944) 180 FPS @ 4K (3840×2160) |
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| Total FPS (MJPEG) | 300 FPS @ 720p (1280×720) 200 FPS @ 1080p (1920×1080) 130 FPS @ 3M (2048×1536) 80 FPS @ 5M (2591×1944) |
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| Notes |
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Synology Drive |
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Synology Drive |
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| 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 |
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Synology Office |
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Synology Office |
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| Maximum Users | 200 | |
| Notes |
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Video Station |
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Video Station |
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| Video Transcoding | Group 2 (See more) | |
VPN Server |
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VPN Server |
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| Maximum Connections | 20 | |
