Synology DiskStation DS1821+ 8-Bay 3.5" SATA HDD NAS Server supplier malaysia- Kuala Lumpur- Selangor- putrajaya- cyberjaya

Download DS1821+ product information

Outstanding features of the product DS1821+

The 8-bay Synology DS1821+ is suitable for technology enthusiasts as well as small and medium businesses looking for a powerful, scalable storage solution. This product has notable specifications such as:

CPU: AMD Ryzen™ Quad-core 2.2 GHz
Cache acceleration: Dual M.2 2280 slots for NVMe cache
Performance: 113K 4K random read IOPS1
Scalability: up to 18 drives with two DX517 expansion units

DS1821+ with high performance to meet storage needs

Read write: up to 2,322/2,460 MB/s
Network: up to 25 GbE
NVMe & storage: M.2 x2 cache

DS1821+ memory fits your needs

The DS1821+ comes with 8 bays and can be expanded to 18 bays with 2 DX517 expansion units as data needs increase.

Supports most virtualization solutions

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

Synology DS1821+ Ultimate Backup Solution

Active Backup for Business : Centralize backup tasks for VMware, Windows, and file servers.
Hyper Backup : Back up all your data to a local shared folder, external device, other Synology NAS, rsync server, or public cloud to ensure data safety.
Synology Drive : Protect your computer with Synology Drive Client. Easily perform real-time data backup and temporary file restoration.
Active Backup for Microsoft 365/Google Workspace : Protect corporate data stored in the cloud.

Synology DS1821+ NAS Powered by Synology DiskStation Manager technology

Central Management System
Synology MailPlus
Synology High Availability
Security
Synology Drive
Surveillance Station

Works best with Synology hard drives

HDD

Enterprise 3.5″ SATA Product Line
Plus 3.5″ SATA Series

SSD

Enterprise 2.5″ SATA Product Line
Enterprise M.2 NVMe Product Line

DS1821+ Product Warranty

DS1821+ is covered by Synology's 3-year hardware warranty.

Synology DS1821+ Image

Status light
Warning light
Power button and indicator light
LAN light
Drive status light
Drive tray
Drive tray lock
USB 3.2 Gen 1 Port
Power port
System fan
PCIe expansion slot
Kensington security slot
Expansion Port
1GbE RJ-45 port
Restart button
USB 3.2 Gen 1 Port

Compare Synology DS1821+ NAS with other NAS devices

	DS1823xs+	DS1821+	DS1621+	DS1522+	DS620slim
iSCSI: Random IOPS with SSD	Read: 227,695 Write: 83.905	–	–	–	–
NFS: Random IOPS with SSD	Read: 194,603 Write: 73.737	–	–	–	–
SMB: Sequential Throughput with SSD (MB/s)	Read: 3,199 Write: 2.687	Read: 2,329 Write: 1.496	Read: 2,329 Write: 1.474	Read: 1,180 Write: 1.051	–
SMB: Sequential Throughput with HDD (MB/s)	Read: 957 Write: 1.423	Read: 971 Write: 1.130	Read: 861 Write: 845	Read: 752 Write: 777	Read: 226 Write: 225
Synology Office: Recommended Maximum Number of Users	7,000	4,500	4,500	3,000	1,500
Synology Office: Recommended number of concurrent users	2,800	1,800	1,800	1,200	600
Synology MailPlus: Recommended maximum number of users	2,250	750	750	500	250
Synology MailPlus: Recommended number of concurrent users	450	150	150	100	50
Synology Surveillance Station: Total FPS with H.264 codec	1080p: 75 Ch, 2100 FPS 5M: 75 Ch, 900 FPS 4K: 55 Ch, 550 FPS	1080p: 40 Ch, 1050 FPS 5M: 40 Ch, 440 FPS 4K: 32 Ch, 320 FPS	1080p: 40 Ch, 1050 FPS 5M: 40 Ch, 440 FPS 4K: 32 Ch, 320 FPS	1080p: 40 Ch, 1050 FPS 5M: 30 Ch, 360 FPS 4K: 20 Ch, 200 FPS	1080p: 25 Ch, 600 FPS 5M: 25 Ch, 250 FPS 4K: 12 Ch, 120 FPS
Synology Surveillance Station: Total FPS with H.265 codec	1080p: 75 Ch, 2250 FPS 5M: 75 Ch, 1500 FPS 4K: 75 Ch, 900 FPS	1080p: 40 Ch, 1200 FPS 5M: 40 Ch, 600 FPS 4K: 40 Ch, 480 FPS	1080p: 40 Ch, 1200 FPS 5M: 40 Ch, 600 FPS 4K: 40 Ch, 480 FPS	1080p: 40 Ch, 1200 FPS 5M: 40 Ch, 600 FPS 4K: 30 Ch, 300 FPS	1080p: 25 Ch, 750 FPS 5M: 25 Ch, 250 FPS 4K: 20 Ch, 200 FPS

Key Features

8 x 3.5" / 2.5" SATA Drive Bays
2 x M.2 2280 NVMe SSD Slots
2.2 GHz AMD Ryzen V1500B Quad-Core CPU
4GB DDR4 ECC RAM
4 x Gigabit Ethernet Ports
4 x USB 3.1 Gen 1 Ports
2 x eSATA Port
RAID 0, 1, 5, 6, 10, Hybrid, JBOD
PCIe 3.0 x8 Expansion Slot
Synology DSM Operating System


CPU
CPU Model	AMD Ryzen V1500B
CPU Quantity	1
CPU Architecture	64-bit
CPU Frequency	4-core 2.2 GHz
Hardware Encryption Engine (AES-NI)	✓
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	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. 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. For more information about the recommended memory configurations, please check the Hardware Installation Guide of your Synology product.
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
Hot Swappable Drive*	✓
Notes	The hot swappable drive feature is not supported by M.2 SSD slots. "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.
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 can be installed for free from Package Center in DSM 7.0. In DSM 6.2 or earlier versions, exFAT Access needs to be purchased 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	✓
Brightness Adjustable Front LED Indicators	✓
Power Recovery	✓
Noise Level*	22.2 dB(A)
Scheduled Power On / Off	✓
Wake on LAN / WAN	✓
Power Supply Unit / Adapter	250 W
AC Input Power Voltage	100V to 240V 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 years with EW201
Notes	Availability varies by region. Before purchasing, please visit the official web pages of EW201/202 and Extended Warranty Plus for a list of eligible regions. 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
DDR4 ECC SODIMM: D4ES01-4G/D4ES01-8G/D4ECSO-2666-16G Expansion Units: DX517 3.5" SATA HDD: HAT5300 2.5" SATA SSD: SAT5210 M.2 2280 NVMe SSD: SNV3410 25GbE Network Interface Card: E25G21-F2 10GbE Network Interface Card: E10G21-F2/E10G18-T2/E10G18-T1 VisualStation: VS360HD Surveillance Device License Pack
Notes	All memory modules will operate at the maximum frequency specified by the CPU manufacturer.

NAS
Drive bay	8-Bay
Form Factor	Tower
Hot Swap	Hot Swap
LAN Ports	4 Ports
Product Line	DS Plus series

Tags: ds1821 , synology , ds-plus series , network-attached storage nas

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