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Review Summary
Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for purchase Internationally or in U.S. Territories.
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AMD Ryzen V1500B
64-bit
4-core 2.2 GHz
Yes
4 GB DDR4 ECC SODIMM
4 GB
2
32 GB (2x 16 GB)
8
18 (2x DX517)
2 (NVMe)
3.5" SATA HDD
2.5" SATA HDD
2.5" SATA SSD
M.2 2280 NVMe SSD
108 TB
Yes
4 (with Link Aggregation / Failover support)
4
2
1x Gen3 x8 Slot (x4 link)
Btrfs
EXT4
Btrfs
EXT4
EXT3
FAT
NTFS
HFS+
exFAT
0 Degree C to 40 Degree C (32 Degree F to 104 Degree F)
-20 Degree C to 60 Degree C (-5 Degree F to 140 Degree F)
5% to 95% RH
FCC
CE
BSMI
EAC
CCC
KC
VCCI
RCM
RoHS Compliant
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 W
100 V to 240 V AC
50/60 Hz, Single Phase
59.8 W (Access)
26.18 W (HDD Hibernation)
204.05 BTU/hr (Access)
89.33 BTU/hr (HDD Hibernation)
6.5 x 13.5 x 9.5" (166 x 343 x 243mm)
13.2 lbs (6kg)
64
128
256
Yes
Yes
Yes
Synology Hybrid RAID
Basic
JBOD
RAID 0
RAID 1
RAID 5
RAID 6
RAID 10
Basic to RAID 1
Basic to RAID 5
RAID 1 to RAID 5
RAID 5 to RAID 6
Synology Hybrid RAID
RAID 1
RAID 5
RAID 6
RAID 10
Synology Hybrid RAID
JBOD
RAID 5
RAID 6
Synology Hybrid RAID
RAID 1
RAID 5
RAID 6
RAID 10
CIFS/AFP/NFS/FTP/WebDAV
1000
2000 (with RAM expansion)
Yes
Yes
2048
256
512
16
Yes
800
Yes
Yes
Yes
Yes
Yes
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Google Chrome
Firefox
Microsoft Edge
Internet Explorer 10 onwards
Safari 10 onwards
Safari (iOS 10 onwards)
Google Chrome (Android 6.0 onwards)
Brazilian Portuguese, Czech, Danish, Dutch, English, French, German, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Swedish, Thai, Traditional Chinese ,Turkish
Yes
Yes
1500
Yes
80
Yes
5 (Licenses required for additional accounts)
150
1,484,000 e-mails per day, approx. 45GB
Yes
Yes
Yes
Yes
Yes
1024
65536
40 (including 2 Free License)
1200 FPS @ 720p (1280x720)
1050 FPS @ 1080p (1920x1080)
600 FPS @ 3M (2048x1536)
440 FPS @ 5M (2591x1944)
320 FPS @ 4K (3840x2160)
1200 FPS @ 720p (1280x720)
1200 FPS @ 1080p (1920x1080)
1120 FPS @ 3M (2048x1536)
600 FPS @ 5M (2591x1944)
480 FPS @ 4K (3840x2160)
1,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above)
550 (the number of connections that can be maintained when the recommended number of hosted files was reached)
1800
Yes
8
8
30
192223257689
The Synology DiskStation DS1821+ 8-Bay NAS Enclosure Bundle, paired with Seagate IronWolf 8TB SATA III 3.5" 7200 RPM Internal NAS Hard Drives, is a robust and scalable storage solution tailored for IT enthusiasts and small to medium-sized businesses (SMBs). Designed to deliver exceptional performance and scalability, the DS1821+ ensures your data is secure with its business-grade backup solutions, while its enhanced compute capabilities and throughput accelerate workload completion.
Powered by an AMD Ryzen Quad-core 2.2GHz CPU, the DS1821+ offers dual M.2 2280 slots for NVMe cache acceleration, boosting HDD array speeds by 20 times or more. With a performance benchmark of 113K 4K random read IOPS, this NAS is engineered to handle demanding application workloads and support a higher number of concurrent users. Expand your storage capacity up to 18 drives with the addition of two DX517 expansion units, making it a powerhouse for any growing business.
The DS1821+ supports advanced networking options, including 10GbE support for faster SFP+ or RJ-45 networking, enhancing existing workflows. Its File Station provides a web-based, fast, and secure management tool that simplifies file operations with drag-and-drop functionality, advanced search, and filtering tools. It supports a wide range of protocols such as AFP, FTP, iSCSI, NFS, SMB, and WebDAV for complete compatibility.
For virtualization, Synology iSCSI storage is fully certified and supports most solutions, including VMware vSphere 6 and VAAI integration, Windows Offloaded Data Transfer (ODX), and OpenStack Cinder, optimizing computation efficiency and data transfer rates. The DS1821+ also integrates various backup applications into an intuitive interface, offering solutions like Active Backup for Business, Hyper Backup, and Synology Drive to safeguard data across devices and platforms.
Engineered for reliability, the DS1821+ is backed by Synology's three-year hardware warranty, with an optional two-year extension available in select regions. Managed through the Synology DSM Central Management System, it allows for simultaneous management of multiple NAS servers, enhancing business efficiency. Additional features include Synology MailPlus for secure mail services, Synology High Availability for seamless server transitions, and comprehensive built-in security tools to protect against evolving threats.
The DS1821+ is also compatible with Synology Solid-State Drives, designed for intensive 24/7 workloads, ensuring consistent high performance. Whether for file management, synchronization, or surveillance, the Synology DiskStation DS1821+ is a versatile and reliable solution for your storage needs.