Brand NAS
Model
DS1821+

CPU Model

AMD RyzenTM V1500B quad-core 2.2 GHz

Operating System
DSM

System Memory

4 GB DDR4 ECC SODIMM (expandable up to 32 GB)

Drive Interface
3.5" SATA HDD
2.5" SATA HDD
2.5" SATA SSD
M.2 2280 NVMe SSD

Number of Drives

8x Drive Bays

Display Panel
N/A

LED Indicators
Status indicator
Alert indicator
Power
LAN indicator
Drive status indicator

Interface
8 x 3.5" or 2.5" SATA HDD/SSD (drives not included)
2 x M.2 2280 NVMe SSD (drives not included)

USB Interface
4 x USB 3.2 Gen 1

LAN Interface
4 x 1GbE RJ-45

Video
N

Memory Slot
2

Buttons
Power button
Reset button

Remote Control
N/A

Networking
N/A

RAID
Synology Hybrid RAID
Basic
JBOD
RAID 0
RAID 1
RAID 5
RAID 6
RAID 10

Standard Compliance
N/A

Security
N/A

OS Support
N/A

Management
N/A

File system
Internal: Btrfs, ext4
External: Btrfs, ext4, ext3, FAT32, NTFS, HFS+, exFAT9

File Sharing
N/A

Time Synchronization
Offers one or two-way synchronization with public cloud storage providers including Alibaba Cloud OSS, Amazon S3-
compatible storage, Backblaze B2, Baidu Cloud, Box, Dropbox, Google Cloud Storage, Google Drive, hubiC, MegaDisk,
Microsoft OneDrive, OpenStack Swift-compatible storage, Tencent COS, WebDAV servers and Yandex Disk.

Special Features
Accelerated Performance
177% higher 4K random read IOPS and 76% faster
sequential write speeds compared to its predecessor1
Maximize Performance
Turbocharge HDD arrays without occupying drive bays
using dual built-in M.2 slots for NVMe SSD cache
Expansion Made Easy
Scale up on demand to 18 drives with two DX517
expansion units2
Includes Everything to Protect Your Data
Back up critical data from public clouds, PCs, servers,
VMs, and Synology NAS with Synology Active Backup
suite, Hyper Backup, and Snapshot Replication
Ready for 10/25GbE
Supports 10GbE SFP+/RJ-45 and 25GbE SFP28 NICs to
instantly increase network bandwidth based on your
infrastructure3

Cooling Fans
120 mm x 120 mm x 2 pcs

Power Supply

100V to 240V AC
50/60 Hz, Single Phase
250 W

Power Consumption
59.8 W (Access)
26.18 W (HDD Hibernation)

Environment
RoHS Compliant

Certification
FCC
CE
BSMI
EAC
CCC
KC
VCCI
RCM

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

Dimension (W x D x H) : 16.60 x 34.30 x 24.30 cm
Net Weight 6.00 KG
รายละเอียดสินค้า NAS Synology (DS1821+, Without HDD.)

อ้างอิงจาก:https://www.synology.com/