Synology DiskStation DS1821+ 8-Bay NAS Server, Quad Core Ryzen V1500B
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.
Turbocharge and supersize it
DS1821+'s dual M.2 2280 slots allow NVMe SSD caching to boost performance by 20x or more for commonly accessed data. It also supports faster SFP+ or RJ-45 networking to turbocharge existing workflows.
- AMD Ryzen quad-core 2.2 GHz CPU
- 4 GB DDR4, expandable up to 32GB
- 113K 4K random read IOPS
- Dual M.2 2280 slots for NVMe Cache
- Supports 10GbE SFP+ / RJ-45 NIC for turbocharging existing workflows
File sharing and syncing
With comprehensive support for all major file sharing protocols - like CIFS, AFP, NFS, FTP and more - DiskStation lets you centralize files in one place and access them using any device. Take files on the road or easily share them with other people, thanks to Synology's easy file sharing and syncing software.
Bulletproof data backup
Ensure data remains safe by backing up your computers, servers, and virtual machines to DiskStation, and defend yourself from human-error or ransomware with the multi-version backup. Finally, avoid disaster with the ability to easily back up DiskStation to an offsite location or to any major cloud service.
With support for VMware, Citrix, and Microsoft Hyper-V, DiskStation serves as a seamless storage solution for virtualization environments. Additionally, Synology's Virtual Machine Manager also lets you set up and run various virtual machines directly on DiskStation, including Windows, Linux, and Virtual DSM.
Smart video surveillance
Make your own video surveillance hub. Surveillance Station helps you protect your home or business by offering the ability to manage multiple network cameras, check live camera feeds from anywhere with the mobile app, catch suspicious incidents quickly with intelligent alerts, and easily find relevant recordings.
AMD Ryzen V1500B
4-core 2.2 GHz
Hardware Encryption Engine (AES-NI)
4 GB DDR4 ECC SODIMM
Memory Module Pre-installed
4 GB (4 GB x 1)
Total Memory Slots
Maximum Memory Capacity
32 GB (16 GB x 2)
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.
Maximum Drive Bays with Expansion Unit
18 (DX517 x 2)
M.2 Drive Slots
Compatible Drive Type*
3.5" SATA HDD
2.5" SATA HDD
2.5" SATA SSD
M.2 2280 NVMe SSD
Maximum Single Volume Size*
Hot Swappable Drive
"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.
RJ-45 1GbE LAN Port
4 (with Link Aggregation / Failover support)
USB 3.0 Port
1 x Gen3 x8 slot (x4 link)
exFAT Access is purchased separately in Package Center.
Size (Height x Width x Depth)
166 mm x 343 mm x 243 mm
120 mm x 120 mm x 2 pcs
Fan Speed Mode
Easy Replacement System Fan
Brightness Adjustable Front LED Indicators
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter
AC Input Power Voltage
100 V to 240 V AC
50/60 Hz, Single Phase
59.8 W (Access)
26.18 W (HDD Hibernation)
British Thermal Unit
204.05 BTU/hr (Access)
89.33 BTU/hr (HDD Hibernation)
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%
0°C to 40°C (32°F to 104°F)
-20°C to 60°C (-5°F to 140°F)
5% to 95% RH
Main Unit X 1
Accessory Pack X 1
AC Power Cord X 1
RJ-45 LAN Cable X 2
Quick Installation Guide X 1
DDR4 ECC SODIMM: D4ES01-4G/D4ES01-8G/D4ECSO-2666-16G
Expansion Units: DX517
2.5" SATA SSD: SAT5200
M.2 2280 NVMe SSD: SNV3400
10GbE Network Interface Card: E10G18-T2/E10G18-T1/E10G17-F2
Surveillance Device License Pack
All memory modules will operate at the maximum frequency specified by the CPU manufacturer.
As an international traveller you are entitled to bring a certain amount/value of goods that are free of Customs duty and exempt Goods and Services tax (GST) into New Zealand. This is called your duty free allowance and personal goods concession. It is important to review these for any purchases you make on The Mall.
Your duty free allowance entitles you to bring into New Zealand the following quantities of alcohol products free of customs duty and GST provided you are over 17 years of age. You do need to be 18 years or over to purchase.
- Up to six bottles (4.5 litres) of wine, champagne, port or sherry or
- Up to twelve cans (4.5 litres) of beer
- And three bottles (or other containers) each containing not more than 1125ml of spirits, liqueur, or other spirituous beverages
Goods other than alcohol and tobacco, whether purchased overseas or purchased duty free in New Zealand, that have a combined total value not exceeding NZ$700 may also be brought as part of your personal goods concession.
When travelling overseas there are legal limits on the amount of duty free alcohol and other goods you can take with you. These amounts will vary depending on the country you are flying into. We always recommend you check the latest limits and exemptions.
Your order can be picked up at an Auckland Airport Collection Point. There is one in departures and one at arrivals in the international terminal. Alternatively, if you are arriving between 11pm and 6am you will be able to collect your order from our lockers. See map
Please bring your order confirmation email and your passport. If you are collecting from lockers you will have been sent an email with your access code, be sure to have this on you in order to collect your order.
If you’re departing Auckland Airport, we recommend that you come to the Auckland Airport Collection Point at least 60 minutes before your flight. If you miss your pickup time or your flight details have changed please let us know as soon as possible.
When you collect your order you will have the opportunity to inspect the items and sign for them.
If you need to return an item, our Collection Point team are there to help you. If you are collecting after hours please return the item to your locker and our team will be in touch as soon as possible. You may also like to view our Returns & refunds which provides information on how this works and outlines the individual retailer's returns and refunds policies.
After Hours Collections
If your order needs to be collected after the Auckland Airport Collection Point desk is closed, your order will be placed in the lockers next to the desk. All the details you will need to collect your order will be provided in your Order Confirmation and Ready to Collect Email.