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Synology Network Attached Storage DS1821+ 8bay NAS DiskStation AMD Ryzen V1500B 4GB DDR4

Synology
Availability:

12 in stock


$1,147.95

12 in stock

Designed for scalability and performance

The 8-bay Synology DS1821+ is aimed at IT enthusiast and SMB customers looking for a powerful and scalable storage solution, its business-grade backup solutions keep users safe and protected from potential data loss, while major improvements to compute capabilities and throughput means workloads are finished faster than ever before.

A powerhouse on all fronts

The DS1821+ can handle demanding application workloads and a greater number of concurrent users. Experience faster file indexing in Synology Drive, photo organization in Moments, and more responsive web services.

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, DS1821+ supports the following protocols: AFP, FTP, iSCSI, NFS, SMB, and WebDAV.

Fully certified storage virtualization solutions

Synology iSCSI storage fully supports most virtualization solutions to enhance work efficiency with easy management interface. VMware vSphere 6 and VAAI integration helps offload storage operations and optimizes computation efficiency. Windows Offloaded Data Transfer (ODX) speeds up data transfer and migration rate. OpenStack Cinder support turns your Synology NAS into a block-based storage component.

Ultimate Backup Solution

DS1821+ integrates various backup applications into an intuitive user interface, offering durable storage technologies to safeguard your valuable data on any device.
CPU
CPU Model
AMD Ryzen V1500B
CPU Architecture
64-bit
CPU Frequency
4-core 2.2 GHz
Hardware Encryption Engine (AES-NI)
Yes
Memory
System Memory
4 GB DDR4 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
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.
Synology reserves the right to replace memory modules with the same or higher frequency based on suppliers 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
8
Maximum Drive Bays with Expansion Unit
18 (DX517 x 2)
M.2 Drive Slots
2 (NVMe)
Compatible Drive Type
3.5″ SATA HDD
2.5″ SATA HDD
2.5″ SATA SSD
M.2 2280 NVMe SSD
Maximum Single Volume Size
108 TB
Hot Swappable Drive
Yes
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
RJ-45 1GbE LAN Port
4 (with Link Aggregation / Failover support)
USB 3.2 Gen 1 Port
4
eSATA Port
2
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 Expansion
1 x Gen3 x8 slot (x4 link)
File System
Internal Drives
Btrfs
EXT4
External Drives
Btrfs
EXT4
EXT3
FAT
NTFS
HFS+
exFAT
Notes
exFAT Access is purchased separately in Package Center.
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
Yes
Brightness Adjustable Front LED Indicators
Yes
Power Recovery
Yes
Noise Level
22.2 dB(A)
Scheduled Power On / Off
Yes
Wake on LAN / WAN
Yes
Power Supply Unit / Adapter
250 W
AC Input Power Voltage
100 V to 240 V AC
Power Frequency
50/60 Hz, Single Phase
Power Consumption
59.8 W (Access)
26.18 W (HDD Hibernation)
British Thermal Unit
204.05 BTU/hr (Access)
89.33 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: 24.25-25.75oC, Humidity: 58.2-61.8%
Temperature
Operating Temperature
0oC to 40oC (32oF to 104oF)
Storage Temperature
-20oC to 60oC (-5oF to 140oF)
Relative Humidity
5% to 95% RH
Certification
FCC
CE
BSMI
EAC
CCC
KC
VCCI
RCM
Environment
RoHS Compliant
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
DDR4 ECC SODIMM: D4ES01-4G/D4ES01-8G/D4ECSO-2666-16G
Expansion Units: DX517
3.5″ SATA HDD: HAT5300
2.5″ SATA SSD: SAT5200
M.2 2280 NVMe SSD: SNV3400
25GbE Network Interface Card: E25G21-F2
10GbE Network Interface Card: E10G21-F2/E10G18-T2/E10G18-T1
VisualStation: VS960HD/VS360HD
Surveillance Device License Pack
Notes
All memory modules will operate at the maximum frequency specified by the CPU manufacturer.
DSM Specifications
Storage Management
Maximum Internal Volume Number
64
SSD Read / Write Cache
Yes
SSD TRIM
Yes
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 Protocol
CIFS/AFP/NFS/FTP/WebDAV
Maximum Concurrent CIFS/AFP/FTP Connections
1,000
Maximum Concurrent CIFS/AFP/FTP Connections (with RAM expansion)
2,000
Windows Access Control List (ACL) Integration
Yes
NFS Kerberos Authentication
Yes
Notes
Regarding data concerning tests with RAM expansion, all memoryslots 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 and Shared Folder
Maximum Local User Accounts
2,048
Maximum Local Groups
256
Maximum Shared Folder
512
Maximum Shared Folder Sync Tasks
16
High Availability
Synology High Availability
Yes
Log Center
Syslog Events per Second
800
Virtualization
VMware vSphere with VAAI
Yes
Windows Server 2016
Yes
Windows Server 2019
Yes
Citrix Ready
Yes
OpenStack
Yes
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 10 onwards
Safari 10 onwards
Safari (iOS 10 onwards)
Google Chrome (Android 6.0 onwards)
Supported Language
English, Deutsch, Franais, Italiano, Espaol, Dansk, Norsk, Svenska, Nederlands, , Polski, Magyar, Portugus do Brasil, Portugus Europeu, Trke, esk, , , , ,

SKU: AS250323 Categories: , ,

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