Synology Diskstation DS918 Network Attached Storage

Quad-core 1.5 GHz CPU Over 225 MB/s sequential reading and 221 MB/s writing 4GB DDR3L-1866 memory (expandable up to 8GB) Two USB 3.0 ports Dedicated M.2 NVMe SSD slots for cache support

Category : Synology Storage
Brand : Synology
Model : DS918



  • A NAS built for professional’s growing needs, ready to deliver high productivity with flexible scalability
  • Quad core CPU and AES-NI hardware encryption engine bringing high performance
  • Seamless storage solution for virtualization environments
  • Next generation data protection and integrity, increase business productivity with cloud solutions

High-speed scalable storage server

Next-generation file system for better data protection

Featuring a powerful quad-core CPU, Synology DiskStation is perfect for home users or small businesses looking for a compact and reliable shared storage solution to process intensive workloads. DS918+ supports up to two M.2 NVMe 2280 SSDs, allowing fast system cache creation without occupying internal drive bays.

The DS918+ integrates the Btrfs file system, delivering the most advanced storage technology to meet the management needs of small businesses.

  • File sharing and syncingWith comprehensive support for file sharing protocols and operating systems, DiskStation allows you to centralize files and access them using all major platforms. Or synchronize files across multiple devices or even across several locations so remote teams can work together.
  • Personal multimedia serverDiskStation allows you to transcode H.265/H.264 4K videos to 1080p and stream them to high-definition TVs, digital media players, mobile handsets, and computers in the required format, making it easy to watch your entire multimedia library without having to install a 3rd party player.
  • Bulletproof backup Maintain control of your data and ensure your files are safe with Synology. We provide secure, reliable, and affordable solutions that make it easy to backup files for all your devices and protect yourself from accidental data loss.
  • 24/7 smart security solutionSurveillance Station delivers intelligent monitoring and video management tools such as managing multiple IP cameras with live streaming, integration of I/O modules and more to help safeguard all the important places in your life.

More Than Just Storage

The DS918+ is more than just storage, featuring a suite of add-on applications via Synology Package center. With 90+ apps to choose from, you can transform your Synology NAS into an all-in-one server, cloud syncing host, multimedia hub, and much more.


  • Drive Bays : 4 (up to 9 with DX517 expansion unit)
  • Maximum Internal Raw Capacity : 56 TB (14 TB drive x 4) (Capacity may vary by RAID types)
  • Maximum Raw Capacity with Expansion Units : 126 TB (56 TB + 14 TB drive x 5) (Capacity may vary by RAID types)
  • CPU : Intel Celeron J3455 (Quad Core 1.5 burst up to 2.3 GHz)
  • Memory : 4 GB DDR3L (expandable up to 8GB)
  • RJ-45 1GbE LAN Port : 2 (with Link Aggregation / Failover support)
  • USB Port : 2 x USB 3.0
  • Supported RAID Type : Synology Hybrid RAID, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
  • Maximum IP cam (Licenses required) : 40 (including 2 Free License)
  • Hot Swappable Drive : Yes