Synology DiskStation DS1821+ NAS Tower
in 13 offers
The lowest price for Synology DiskStation DS1821+ NAS Tower right now is $2,214.04 at Router-switch.com, compared across 3 retailers.
The all-time low was $1,899.00 on 28 July 2026 — today's price is 17% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 30 Oct 2026.
Last updated at 30/10/2026 04:21:54
Synology DS1821 NAS 8-Bay DiskStation for Business Storage
Free delivery between Sat – Mon
Synology DiskStation DS1821 SANNAS Storage System - Black
Delivery between 3–7 Nov $41
Synology 16TB DiskStation DS1821+ 8-bay SATA Quad-Core AES-NI NAS Server w/ 8x 2TB SATA HDDs 16GB RAM 1TB (2x 500GB) NVMe Cache
| Data Transfer Speed | 54,000 IOPS write (random, with 10GbE iSCSI) |
| Read Speed | 99,988 IOPS (4K, iSCSI, SSD configuration) |
| Write Speed | 56,181 IOPS (8K sequential, iSCSI, SSD configuration) |
| Hard Drive Spin Speed | 7200 RPM |
| Supported RAID Levels | RAID 6 |
Synology DS1821 NAS 8-Bay DiskStation for Business Storage
Free delivery between Sat – Mon
Synology DiskStation DS1821 SANNAS Storage System - Black
Delivery between 3–7 Nov $41
Synology 16TB DiskStation DS1821+ 8-bay SATA Quad-Core AES-NI NAS Server w/ 8x 2TB SATA HDDs 16GB RAM 1TB (2x 500GB) NVMe Cache
| Data Transfer Speed | 54,000 IOPS write (random, with 10GbE iSCSI) |
| Read Speed | 99,988 IOPS (4K, iSCSI, SSD configuration) |
| Write Speed | 56,181 IOPS (8K sequential, iSCSI, SSD configuration) |
| Hard Drive Spin Speed | 7200 RPM |
| Supported RAID Levels | RAID 6 |
