Synology
Synology DS1821+ 48TB 8X 6TB IronWolf NAS Bundle
Enterprise-ready 8-bay NAS bundled with 48TB of Seagate IronWolf storage, powered by an AMD Ryzen quad-core processor.
$336.00*
Check availability
*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.
Notice a mistake? Let Us Know
Overview
Key Features
8-bay NAS: The Synology DS1821+ is an 8-bay NAS, which means it can accommodate up to 8 hard drives or SSDs. This makes it a great option for businesses or individuals who need a lot of storage space.
AMD Ryzen CPU: The DS1821+ is powered by an AMD Ryzen quad-core processor, which provides excellent performance for a variety of tasks, including file sharing, virtualization, and multimedia streaming.
Dual M.2 NVMe slots: The DS1821+ has two M.2 NVMe slots, which can be used to add SSD cache for improved performance.
Expandable storage: The DS1821+ can be expanded up to 18 bays by connecting two DX517 expansion units.
Sophisticated software: The DS1821+ comes with a wide range of software applications, including file sharing, backup, virtualization, and multimedia streaming.
Specifications
Brand
Synology
Model
DS1821+
Number of Bays
8
CPU
AMD Ryzen V1500B Quad-Core 2.2 GHz
Memory
4 GB DDR4 ECC SODIMM
Included Storage
48TB (8 x 6TB Seagate IronWolf)
LAN Ports
4 x 1 GbE RJ-45
M.2 Slots
2 x M.2 2280 NVMe
Maximum Expandable Bays
18 (with 2 x DX517)
Virtualization Support
VMware vSphere 6, VAAI, Windows ODX, OpenStack Cinder
Pros & Cons
👍 Pros
- Ships with 48TB of Seagate IronWolf NAS-rated drives, providing immediate high-capacity storage out of the box.
- AMD Ryzen V1500B quad-core processor delivers strong performance for file serving, virtualization, and multimedia tasks.
- Expandable to 18 bays via two DX517 expansion units for long-term storage scalability.
- Dual M.2 NVMe cache slots boost frequently accessed data speeds without using main drive bays.
- Four 1 GbE LAN ports support link aggregation for improved network throughput and redundancy.
👎 Cons
- The 4GB base RAM may require an upgrade for heavy virtualization or running numerous simultaneous applications.
- All four LAN ports are 1 GbE only—there is no built-in 10 GbE port, which may bottleneck high-throughput workloads without an add-in card.
- The unit and eight populated drives produce noticeable noise and heat, requiring a well-ventilated location.
- Premium pricing places this bundle well above entry-level NAS options, making it a significant investment for smaller teams.
Frequently Asked Questions
What drives are included in this bundle, and are they pre-installed?
This bundle includes eight 6TB Seagate IronWolf NAS-optimized hard drives for a total raw capacity of 48TB. Check with the seller whether the drives come pre-installed or require manual installation into the eight drive bays.
Can I expand the storage beyond the eight built-in bays?
Yes. The DS1821+ supports expansion up to 18 total bays by connecting two Synology DX517 five-bay expansion units, allowing you to scale storage significantly as your needs grow.
What is the dual M.2 NVMe slot used for?
The two M.2 2280 NVMe slots are designed for SSD caching. Installing NVMe SSDs in these slots accelerates frequently accessed data without occupying any of the eight main drive bays.
Does the DS1821+ support virtualization?
Yes. The DS1821+ supports VMware vSphere 6 with VAAI, Windows ODX, and OpenStack Cinder, making it suitable for running virtual machines and containerized applications directly on the NAS.
How many network connections does the DS1821+ support?
The unit has four 1 GbE RJ-45 LAN ports, which can be configured for link aggregation or failover to improve throughput and network reliability.
Related Products
