Synology

Synology RS1221+: 8-Bay RackStation NAS (Diskless)

4.5 (155 reviews)

Centralize Your Data with the Synology RackStation RS1221+ The Synology RackStation RS1221+ is a high-performance 2U 8-bay rackmount NAS solution, perfect for centralizing data management in environments with limited rack depth. Ideal for handling heavy workloads and ensuring data protection, thi...

$1,649.99*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

Centralize Your Data with the Synology RackStation RS1221+

The Synology RackStation RS1221+ is a high-performance 2U 8-bay rackmount NAS solution, perfect for centralizing data management in environments with limited rack depth. Ideal for handling heavy workloads and ensuring data protection, this NAS is powered by the intuitive DiskStation Manager (DSM) operating system.

Key Specifications:

  • Form Factor: 2U Rackmount
  • Number of Bays: 8
  • Read Performance: Up to 2,315 MB/s
  • Write Performance: Up to 1,147 MB/s
  • Network Expansion: PCIe SFP+ or RJ-45 network card support
  • High Availability: Supports Synology High Availability (SHA) cluster
  • Operating System: DiskStation Manager (DSM)

Key Features

Tackle multi-user environments effortlessly with up to 2,315 MB/s read and 1,147 MB/s write performance

The RS1221+ and RS1221RP+ feature a short depth of just 298 mm and 399 mm respectively

Improve network performance by 5X with a PCIe SFP+ or RJ-45 network card from the compatibility list

Configure two units together to create a Synology High Availability (SHA) cluster for maximum service uptime and minute-level failover

Specifications

Model
RS1221+
Type
RackStation NAS
Drive Bays
8-Bay
Disk Status
Diskless
Max Read Performance
Up to 2,315 MB/s
Max Write Performance
Up to 1,147 MB/s
Depth
298 mm
Network Upgrade Option
PCIe SFP+ or RJ-45 network card (5X improvement)
High Availability Feature
Synology High Availability (SHA) cluster
Failover Level (SHA)
Minute-level

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Pros & Cons

👍 Pros

  • Achieves high performance with up to 2,315 MB/s read and 1,147 MB/s write speeds, effectively handling multi-user environments.
  • The RS1221+ features a short depth of just 298 mm, making it suitable for installations in space-constrained rack environments.
  • Offers the capability to improve network performance by up to 5X through the addition of a PCIe SFP+ or RJ-45 network card.
  • Users can configure two units together to create a Synology High Availability (SHA) cluster, ensuring maximum service uptime.
  • The SHA cluster provides minute-level failover, significantly reducing downtime in the event of a system issue.

👎 Cons

  • The RS1221+ is sold as a diskless unit, requiring the separate purchase of hard drives to become operational.
  • Achieving the 5X network performance improvement requires an additional PCIe network card, which is not included.
  • The short depth, while beneficial for space, might limit the types of drives or additional components that can be installed.
  • Setting up a Synology High Availability cluster requires two units, doubling the initial investment for redundancy.
  • The product features do not specify the exact processor or RAM, which are key performance indicators for a NAS.

Frequently Asked Questions

The Synology RS1221+ offers high performance with up to 2,315 MB/s read and 1,147 MB/s write speeds, enabling it to effortlessly tackle multi-user environments.
No, the Synology RS1221+ is an 8-bay rackstation NAS that comes diskless, meaning hard drives must be purchased separately.
Yes, network performance can be improved by up to 5X by adding a PCIe SFP+ or RJ-45 network card from the compatibility list.
The RS1221+ features a short depth of just 298 mm, making it suitable for deployments where space is a constraint.
You can configure two RS1221+ units together to create a Synology High Availability (SHA) cluster, which provides maximum service uptime and minute-level failover.
As a RackStation NAS, the RS1221+ is designed for rack mounting, providing a compact storage solution for server environments.