Synology DiskStation DS1821+

Synology DiskStation DS1821+

Additional information

Key Features

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.

CPU : AMD Ryzen™ Quad-core 2.2 GHz
Cache Acceleration : Dual M.2 2280 slots for NVMe Cache
Performance : 113K 4K random read IOPS
Scalability : Expand up to 18 drives with two DX517 expansion units

Specifications

CPU

CPU Model	CPU Quantity	CPU Core	CPU Architecture	CPU Frequency	Hardware Encryption Engine
AMD Ryzen V1500B	1	4	64-bit	2.2 GHz	Yes

Memory

System Memory	Memory Module Pre-installed	Total Memory Slots	Maximum Memory Capacity
4 GB DDR4 ECC SODIMM	4 GB (4 GB x 1)	2	32 GB (16 GB x 2)

Storage

Drive Bays	Maximum Drive Bays with Expansion Unit	M.2 Drive Slots	Compatible Drive Type* (See all supported drives)	Hot Swappable Drive*
8	18 (DX517 x 2)	2 (NVMe)	3.5″ SATA HDD/ 2.5″ SATA HDD/2.5″ SATA SSD/ M.2 2280 NVMe SSD	Yes

External Ports

RJ-45 1GbE LAN Port	USB 3.2 Gen 1 Port*	Expansion Port	Expansion Port Type
4	4	2	eSATA

PCIe Expansion

1 x Gen3 x8 slot (x4 link)

Appearance

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

Others

417.48 watts (Access 145.8 watts (HDD Hibernation)1425.45 BTU/hr (Access) 234.35 BTU/hr (Access)/118.67 BTU/hr (HDD Hibernation)

System Fan	Fan Speed Mode	Easy Replacement System Fan	Brightness Adjustable Front LED Indicators	Power Recovery	Noise Level*	Scheduled Power On / Off	Wake on LAN / WAN	Power Supply Unit / Adapter	AC Input Power Voltage	Power Frequency	Power Consumption	British Thermal Unit
120 mm x 120 mm x 2 pcs	Full-Speed Mode/ Cool Mode/ Quiet Mode	Yes	Yes	Yes	22.2 dB(A)	Yes	Yes	250 watts	100V to 240V AC	50/60 Hz, Single Phase	59.8 watts (Access)/ 26.18 watts (HDD Hibernation)	204.05 BTU/hr (Access)/ 89.33 BTU/hr (HDD Hibernation)

Temperature

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

Certification

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

Warranty

3-year hardware warranty, extendable to 5 years with EW201

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 Enterprise Series 3.5″ SATA HDD: HAT5300 Series Plus Series 3.5″ SATA HDD: HAT3300 Series Enterprise Series 2.5″ SATA SSD: SAT5200 Series Enterprise Series M.2 2280 NVMe SSD: SNV3400 Series 25GbE Network Interface Card: E25G30-F2 10GbE Network Interface Card: E10G30-F2/E10G30-T2/E10G18-T1

Overview

The performance you need

Reduce transfer times with the DS1821+, designed to accelerate your workloads.

Storage that fits your needs

Make the most of high-performance networking and file access without taking up unnecessary space.

DS1821+

Synology iSCSI storage fully supports most virtualization solutions to enhance work efficiency with easy management interface.

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.

Engineered for reliability, backed by Synology

DS1821+ is designed to reliably store your data and is backed by Synology’s three-year hardware warranty.

Works best with Synology drives

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

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Synology DiskStation DS1821+

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FAQ’s

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