Synology RXD1219SAS Drive Enclosure: 12-Bay SAS Expansion, 2U Rack-Mountable with Mini-SAS HD Interface

Upgrade your Synology storage capacity with the RXD1219sas drive enclosure. This reliable 2U SAS expansion unit delivers on-the-fly storage growth by adding up to 12 additional drive bays, seamlessly expanding the capabilities of compatible Synology servers. Designed for effortless plug-and-play integration, the RXD1219sas automatically negotiates with your NAS to provide scalable performance without lengthy downtime. Built for business environments that demand reliability, the RXD1219sas combines a rugged chassis, a high-speed Mini-SAS HD host interface, and hot-swappable bays to simplify maintenance and maximize uptime. Whether you’re expanding for archiving, backups, or high-demand workloads, this expansion unit provides a flexible, future-proof path to greater storage capacity.

• Seamless on-the-fly expansion: Expand your Synology storage capacity with up to 12 additional SAS drive bays. The RXD1219sas is engineered for automatic recognition when connected, enabling instant capacity growth without interrupting ongoing operations. This makes it ideal for growing SMBs and advancing data centers that need scalable storage without downtime.
• 2U rack-mountable design: The RXD1219sas arrives in a compact 2U chassis, purpose-built for data centers, server rooms, and office environments where space and organization matter. The robust enclosure supports easy mounting in standard rack setups, providing a tidy, centralized storage expansion solution that complements existing Synology ecosystems.
• High-speed Mini-SAS HD interface: Equipped with a Mini-SAS HD host interface, this enclosure delivers reliable, high-bandwidth connectivity to your Synology NAS. The fast, multi-lane SAS connection ensures smooth data transfer for multi-drive workloads, backups, and large-scale file operations, helping you maintain performance as your storage pool grows.
• Plug-and-play with automatic recognition: The RXD1219sas is designed for effortless deployment. When connected to a compatible Synology server, it automatically expands the storage pool and appears in Storage Manager without complex configuration. This streamlined setup reduces administrative overhead and gets you to productive storage faster.
• Hot-swappable bays and reliability: Drive bays in the RXD1219sas are hot-swappable, enabling quick maintenance and minimal downtime. The enclosure’s design emphasizes reliability and ease of use, allowing administrators to replace or upgrade drives without powering down the system, while maintaining continuous access to data.

Technical Details of RXD1219SAS

• Model: RXD1219sas
• Drive Bays: 12 SAS drive bays (expansion in conjunction with compatible Synology servers)
• Interface: Mini-SAS HD host interface for high-throughput connections
• Form Factor: 2U rack-mountable enclosure
• Compatibility: Designed for use with Synology NAS servers that support expansion units
• Expansion Type: On-the-fly SAS expansion up to 12 additional bays
• Drive Maintenance: Hot-swappable drive bays for quick maintenance
• Power and Cooling: Rack-mountable enclosure engineered for reliable operation with adequate cooling

How to install RXD1219SAS

Installing the RXD1219sas is a straightforward process designed for minimal downtime and quick deployment. Begin by confirming compatibility with your Synology NAS model and ensuring you have an appropriate rack and power provisioning in place. Position the enclosure in your rack, then connect the RXD1219sas to your Synology server using the included Mini-SAS HD cable. Ensure the connection is secure and that both devices have proper ventilation for cooling purposes. Once connected, apply power and turn on the NAS and expansion unit. The Synology system will automatically detect the expansion and integrate the new bays into Storage Manager, allowing you to format and allocate storage as needed. Finally, create the desired volumes and protection schemes (RAID, SHR, or other configurations supported by your NAS) to optimize performance, redundancy, and capacity alignment with your workloads. If you are replacing existing drives or reorganizing storage, plan a maintenance window to minimize any impact on active services, even though the RXD1219sas is designed for smooth operation with minimal disruption.

Frequently asked questions

• What is the RXD1219SAS? It is a 12-bay SAS drive enclosure expansion unit designed to work with Synology NAS servers, providing scalable storage expansion in a 2U rack-mountable chassis with a Mini-SAS HD interface.
• How many additional bays does it provide? It expands storage by up to 12 additional SAS drive bays when connected to a compatible Synology server, enabling scalable growth without replacing existing infrastructure.
• What interface does it use? The RXD1219SAS uses a Mini-SAS HD host interface for fast, reliable communication with the connected Synology NAS, supporting high-throughput workloads.
• Is it hot-swappable? Yes. The drive bays are hot-swappable, allowing drive maintenance or replacement without powering down the system and minimizing downtime.
• Is installation difficult? No. The RXD1219SAS is designed for plug-and-play integration with supported Synology servers. After connecting the expansion unit and powering on, the NAS typically detects the expansion automatically and you manage storage through Storage Manager.
• Who should consider this expansion unit? Businesses and professionals who require scalable, enterprise-grade storage expansion for Synology NAS servers, especially in environments with growing data, backups, archiving, and high-performance workloads.