DiskStation DS1821+ Storage

DiskStation DS1821+ Storage

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The Synology DiskStation DS1821+ is a powerful and scalable 8-bay NAS solution, designed to meet the data storage, backup, and file sharing needs of small to medium-sized businesses. Powered by an AMD Ryzen™ quad-core processor, and supporting up to DSM 7.0, this system delivers reliable performance for multi-user environments, virtualization, and data protection.

Built with scalability in mind, the DS1821+ supports up to 18 drives, offers built-in M.2 NVMe cache slots, and integrates seamlessly with Synology’s suite of cloud, backup, and surveillance solutions.

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Description

Product Specification of DiskStation DS1821+ Storage
  • Processor
    AMD Ryzen™ V1500B quad-core 2.2 GHz
  • Memory
    4GB DDR4 ECC SODIMM (expandable up to 32GB)
  • Drive Bays
    8 bays (expandable up to 18 with DX517 x2)
  • Drive Support
    3.5″ / 2.5″ SATA HDD/SSD, 2 x M.2 NVMe 2280 SSD (cache only)
  • Max Internal Raw Capacity
    Up to 240TB (with expansions)
  • RAID Support
    Basic, JBOD, RAID 0, 1, 5, 6, 10, Synology Hybrid RAID (SHR)
  • Network Ports
    4 x 1GbE RJ-45 (Link Aggregation/Failover supported)
  • PCIe Expansion
    1 x PCIe Gen3 x8 slot (for 10GbE NICs or M.2 SSD adapters)
  • USB Ports
    2 x USB 3.2 Gen 1
  • eSATA Portss
    2 x for DX517 expansion
  • Cooling
    2 x 120mm fans (adjustable speed)
  • Power Supply
    250W AC power adapter
  • Dimensions
    166 x 343 x 243 mm
  • Operating Temperature
    5°C to 35°C
  • Software
    Synology DiskStation Manager (DSM 7.0+)

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