Synology DX1215II Expansion Unit

Brand: Synology | Category: Storage Systems

SKU: DX1215II | Part #: DX1215II | MPN: DX1215II

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The Synology DX1215II expansion unit delivers the dense, reliable capacity that enterprise storage architects demand when scaling networked storage infrastructure beyond a single NAS appliance. This 2U rackmount expansion chassis houses 12 drive bays, supporting both 3.5-inch SATA HDDs and 2.5-inch SATA SSDs, and connects to a compatible Synology host NAS via a SAS Mini-SAS HD SFF-8644 interface. With hot-swappable drives, redundant hot-swappable power supplies, and dual hot-swappable system fans, the DX1215II eliminates single points of failure and enables non-disruptive maintenance in production environments. Tool-less drive trays accelerate deployment and reduce operational friction. The unit measures 445 × 595 × 88 mm and weighs approximately 13.1 kg without drives, fitting seamlessly into standard rack environments. Operating temperature tolerance spans 0°C to 40°C, with storage capability from −20°C to 60°C and relative humidity tolerance of 5% to 95% non-condensing, ensuring compatibility with diverse data center conditions.

IT procurement teams and storage operations groups select the DX1215II when existing Synology DiskStation Manager environments require capacity scaling without replacing core infrastructure. Management integrates directly through Synology DSM on the host NAS, eliminating separate administrative consoles and reducing training overhead. RAID configurations—including SHR, SHR-2, RAID 0/1/5/6, and RAID 10—are managed transparently through DSM, allowing storage architects to apply consistent policies across host and expansion tiers. Maximum expansion units per host depend on the specific host NAS model, enabling organizations to tailor growth to workload demands. Certifications include FCC, CE, and BSMI, confirming compliance with global regulatory standards.

Organizations ready to evaluate the DX1215II for their storage expansion strategy should contact Omnixon Global to request a formal quotation, discuss compatibility with your current Synology environment, and confirm delivery timelines for your region.