Manage your business data with maximum flexibility

On-the-fly network expandability and scalable storage make the DS2419+II the ideal choice for small and medium-sized businesses looking for a flexible and cost-effective solution. Equipped with a quad-core processor and with Btrfs file system support, the DS2419+II delivers solid performance to support multi-user file sharing, infrastructure backup, and warm storage environments.

Download Datasheet

Compute

Compute

Intel Atom® quad-core

Performance

Performance

1,737/655 MB/s sequential read/write throughput1

Expandability

Expandability

Add 10/25GbE connectivity or M.2 NVMe SSD cache

Scalability

Scalability

Up to 24 drive bays with DX1215II

Flexible expansion options

The DS2419+II is easily upgradable and adaptable to any application with Synology PCIe 3.0 add-in cards.3

  • Serve more users

  • SSD cache4

  • Expand with ease

  • Serve more users shadow
  • SSD cache<sup>4</sup> shadow
  • Expand with ease shadow

Flexible expansion options

The DS2419+II is easily upgradable and adaptable to any application with Synology PCIe 3.0 add-in cards.3

Serve more users

Serve more users shadow

SSD cache4

SSD cache<sup>4</sup> shadow

Expand with ease

Expand with ease shadow

Get your business ready for remote work

Enable your workforce to go remote by leveraging Synology’s out-of-the-box solutions for collaboration, file sharing, and communication.

  • drive

    Synology Drive

  • office

    Synology Office

  • chat

    Synology Chat

Get your business ready for remote work

Enable your workforce to go remote by leveraging Synology’s out-of-the-box solutions for collaboration, file sharing, and communication.

drive

Synology Drive

office

Synology Office

chat

Synology Chat

Works best with Synology drives

Engineered to handle intensive 24/7 workloads, Synology drives consistently deliver top-grade performance.

Powered by Synology DiskStation Manager

The web-based DiskStation Manager (DSM) operating system supports a host of native productivity and management solutions.

DSM UI

DSM UI

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

Learn more
Central Management System

Central Management System

Conveniently manage your fleet of Synology NAS from a centralized console.

Learn more
Surveillance Station

Surveillance Station

Complete surveillance solution for recording, monitoring, and management.

Learn more
Synology High Availability

Synology High Availability

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

Learn more
Security

Security

Secure data with comprehensive built-in security tools to protect your devices against evolving threats.

Learn more
Public Cloud Integration

Public Cloud Integration

Back up and synchronize data easily between public cloud accounts and your NAS.

Learn more
product DS2419plusII front view photo
product DS2419plusII back view photo
  • 1 Status indicator
  • 2 Alert indicator
  • 3 Power button
  • 4 LAN indicator
  • 5 Drive status indicator
  • 6 Drive tray
  • 7 Drive tray lock
  • 8 Power port
  • 9 System fan
  • 10 PCIe expansion slot
  • 11 USB 3.2 Ports
  • 12 Reset button
  • 13 Console port
  • 14 Expansion port
  • 15 1GbE RJ-45 port

Hardware Specifications

CPU

CPU

CPU Model Intel Atom C3538
CPU Quantity 1
CPU Architecture 64-bit
CPU Frequency 4-core 2.1 GHz
Hardware Encryption Engine (AES-NI)

Memory

Memory

System Memory 4 GB DDR4 non-ECC SODIMM
Memory Module Pre-installed 4 GB (4 GB x 1)
Total Memory Slots 2
Maximum Memory Capacity 32 GB (16 GB x 2)
Notes
  • For more information on memory upgrade limitations, visit here.
  • 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.
  • For more information on the recommended memory configurations, visit here.
  • 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

Storage

Drive Bays 12
Maximum Drive Bays with Expansion Unit 24 (DX1215/DX1215II x 1)
Compatible Drive Type* (See all supported drives)
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
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.
  • Each internal volume (may consist of multiple drives) is expandable up to 108TB.

External Ports

External Ports

RJ-45 1GbE LAN Port 4 (with Link Aggregation / Failover support)
USB 3.2 Gen 1 Port* 2
Expansion Port 1
Notes The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.

PCIe

PCIe

PCIe Expansion 1 x Gen3 x8 slot (black, x4 link)

File System

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

Appearance

Size (Height x Width x Depth) 270 mm x 300 mm x 340 mm
Weight 9.5 kg

Others

Others

System Fan 120 mm x 120 mm x 2 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Easy Replacement System Fan
Power Recovery
Noise Level* 22.3 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 550 W
AC Input Power Voltage 100 V to 240 V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 101.6 W (Access)
43.96 W (HDD Hibernation)
British Thermal Unit 346.9 BTU/hr (Access)
149.90 BTU/hr (HDD Hibernation)
Notes
  • Power consumption is measured when it is 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: 24.25-25.75˚C; Humidity: 58.2-61.8%

Temperature

Temperature

Operating Temperature 0°C to 40°C (32°F to 104°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH

Certification

Certification

  • FCC
  • CE
  • BSMI
  • VCCI
  • RCM
  • EAC
  • CCC
  • KC

Warranty

Warranty

3 Years
Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)

Environment

Environment

RoHS Compliant

Packaging Content

Packaging Content

  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 1
  • RJ-45 LAN Cable X 2
  • Quick Installation Guide X 1

Optional Accessories

Optional Accessories

Notes
  • All memory modules will operate at the maximum frequency specified by the CPU manufacturer.
  • The original non-ECC memory modules must be removed before the optional ECC memory modules can be installed. For more information, visit here.

DSM Specifications

Storage Management

Storage Management

Maximum Internal Volume Number 64
SSD Read / Write Cache (White Paper)
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
Global Hot Spare Supported RAID Type
  • Synology Hybrid RAID
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10

File Services

File Services

File Protocol SMB/AFP/NFS/FTP/WebDAV
Maximum Concurrent SMB/AFP/FTP Connections 1,000
Maximum Concurrent SMB/AFP/FTP Connections (with RAM expansion) 2,000
Windows Access Control List (ACL) Integration
NFS Kerberos Authentication
Notes
  • Regarding data concerning tests with RAM expansion, all memory slots are installed with the maximum capacity of supported RAM.
  • The testing standard was based on the maximum number of concurrent connections supported by this model. During the testing, 25% of the connections were used to transfer files concurrently. The transfer process guaranteed that the connections were not interrupted; the minimum transfer speed was not guaranteed.

Account & Shared Folder

Account & Shared Folder

Maximum Local User Accounts 2,048
Maximum Local Groups 256
Maximum Shared Folder 512
Maximum Shared Folder Sync Tasks 16

High Availability

High Availability

Synology High Availability

Log Center

Log Center

Syslog Events per Second 800

Virtualization

Virtualization

VMware vSphere with VAAI
Windows Server 2016
Windows Server 2019
Citrix Ready
OpenStack

General Specifications

General Specifications

Networking Protocols SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Supported Browsers
  • Google Chrome
  • Firefox
  • Microsoft Edge
  • Internet Explorer 11 onwards
  • Safari 13 onwards
  • Safari (iOS 13.0 onwards)
  • Google Chrome (Android 11.0 onwards)
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

Antivirus by McAfee (Trial)

Antivirus by McAfee (Trial)

Central Management System

Central Management System

Synology Chat

Synology Chat

Maximum Users 1,500
Notes
  • The number of concurrent HTTP connections for Synology Chat was configured to the maximum.
  • For tested models with expandable memory, the maximum amount of RAM was installed.

Document Viewer

Document Viewer

Download Station

Download Station

Maximum Concurrent Download Tasks 80

exFAT Access (Optional)

exFAT Access (Optional)

iSCSI Manager

iSCSI Manager

Maximum iSCSI Target Number 128
Maximum iSCSI LUN 256
iSCSI LUN Clone/Snapshot, Windows ODX

Synology MailPlus / MailPlus Server

Synology MailPlus / MailPlus Server

Free Email Accounts 5 (Licenses required for additional accounts)
Maximum Number of Concurrent Users 150
Maximum Server Performance 1,484,000 emails per day, approx. 45 GB
Notes
  • Models with more than 4 bays were installed with two SSDs for SSD cache.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • The performance of the mail system will slightly decrease in high-availability mode due to data synchronization between the two servers.
  • Functions that were enabled in all of the tests above: anti-spam, anti-virus, DNSBL, greylist, content scan, full-text search (English only).

Media Server

Media Server

DLNA Compliance

Moments

Moments

Facial Recognition
Subject Recognition
Auto Color & Rotate
Moments Select

Snapshot Replication

Snapshot Replication

Maximum Snapshots per Shared Folder 1,024
Maximum of System Snapshots 65,536

Surveillance Station

Surveillance Station

Maximum IP cam (Licenses required) 40 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264) 1200 FPS @ 720p (1280x720)
960 FPS @ 1080p (1920x1080)
520 FPS @ 3M (2048x1536)
320 FPS @ 5M (2591x1944)
240 FPS @ 4K (3840x2160)
Total FPS (H.265) 1200 FPS @ 720p (1280x720)
1200 FPS @ 1080p (1920x1080)
880 FPS @ 3M (2048x1536)
520 FPS @ 5M (2591x1944)
400 FPS @ 4K (3840x2160)
Total FPS (MJPEG) 560 FPS @ 720p (1280x720)
270 FPS @ 1080p (1920x1080)
190 FPS @ 3M (2048x1536)
110 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.
  • The maximum channel number also includes devices installed on Virtual DSM.
  • Total FPS may be affected by other services running at the same time (e.g., archive tasks performed by Archive Vault).

Synology Drive

Synology Drive

Recommended Number of Hosted Files 1,000,000 (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 550 (the number of connections that can be maintained when the recommended number of hosted files was reached)
Notes
  • Exceeding the recommended numbers above will not block application operations, but may result in longer response time.
  • Utilizing SSD cache can significantly improve performance.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.

Synology Office

Synology Office

Maximum Users 1,800
Notes
  • Multiple files were opened for testing and each file was edited by 30 users simultaneously.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM

Video Station

Video Station

Virtual Machine Manager

Virtual Machine Manager

Recommended Virtual Machine Instances 4 (Learn more)
Recommended Virtual DSM Number (Licenses required) 4 (including 1 Free License)
Notes The specifications vary depending on system configuration and memory size.

VPN Server

VPN Server

Maximum Connections 30

Notes:

  • Model specifications are subject to change without prior notice.
  • The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time.
  • The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations.
  • If usage requirements exceed the specifications above, please contact our regional partners for professional advice.