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.
Turbocharge and supersize it
Upgrade your DS1821+ to match your data requirements, whether it is for faster networking or for higher storage capacity.
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.
Works best with Synology drives
Engineered to handle intensive 24/7 workloads, Synology drives consistently deliver top-grade performance.
Serial ATA, Serial ATA II, Serial ATA III
2.5,3.5"
108 TB
2
Y
0,1,5,6,10,JBOD
Y
Y
Y
BTRFS, Fat, HFS+, NTFS, ext3, ext4
N
8
N
HDD & SSD
AMD
AMD Ryzen
V1500B
2.2 GHz
4
DDR4
32 GB
2
4 GB
Y
1000 Mbit/s
Y
Y
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Y
Y
4
2
4
1
Tower
Active
Black
2 fan(s)
12 cm
Y
Y
Kensington
NAS
Large Enterprise Business
Y
Cloud, iSCSI LUN
Y
2048 user(s)
22.2 dB
Y
Y
Y
Y
Y
Google Chrome, Firefox, Microsoft Edge, Internet Explorer 10+, Safari 10+
Y
Y
DiskStation Manager
Windows Server 2016,Windows Server 2019
Built-in
250 W
1
59.8 W
26.18 W
100-240 V
50/60 Hz
343 mm
243 mm
166 mm
6 kg
AC, LAN (RJ-45)
0 - 40 °C
5 - 95%
-20 - 60 °C
RoHS FCC CE BSMI EAC CCC KC VCCI RCM