SYNOLOGY 8-BAY NAS DISKSTATION DS1821+

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SKU: SYNOLOGY-DS1821+

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.

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Description

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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 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

 Drive Bays 8
Maximum Drive Bays with Expansion Unit 18 (DX517 x 2)
M.2 Drive Slots 2 (NVMe)
Compatible Drive Type* (See all supported drives)
  • 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.

Appearance

 Size (Height x Width x Depth) 166 mm x 343 mm x 243 mm
Weight 6 kg

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: 24.25-25.75˚C; Humidity: 58.2-61.8%

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

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

 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
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