Synology DiskStation DS918+ 4-Bay High Performance NAS, 4GB

MX68983 DiskStation DS918+ 4-Bay High Performance NAS, 4GB
MX68983 DiskStation DS918+ 4-Bay High Performance NAS, 4GB MX68983 DiskStation DS918+ 4-Bay High Performance NAS, 4GB MX68983 DiskStation DS918+ 4-Bay High Performance NAS, 4GB MX68983 DiskStation DS918+ 4-Bay High Performance NAS, 4GB

Product Info

DiskStation DS918+ – Powerful and Scalable 4-Bay NAS for Growing Businesses

High-speed Scalable Storage Server

Synology DS918+ is designed for small and medium-sized businesses and IT enthusiasts. With a powerful built-in AES-NI hardware encryption engine, DS918+ provides exceptional encrypted file transmission. Also capable of transcoding up to two channels of H.265/H.264 4K videos at the same time, DS918+ is ideal for sharing and storing ultra-high definition media content.

  • 1.5 GHz Intel Celeron J3455 Quad-Core CPU
  • 4 x 3.5/2.5" SATA HDD/SSD Drive Bays
  • 1 x eSATA port
  • Fast performance: 225 MB/s Encrypted read speeds, 221 MB/s Encrypted write speeds
  • Hardware Encryption & Transcoding Engine
  • RAID 0, 1, 5, 6, 10, and JBOD


Satisfy Your Need for Performance and Capacity

DS918+ supports up to two M.2 NVMe 2280 SSDs, allowing fast system cache creation without occupying internal drive bays. Scalable up to 9 drives with a Synology Expansion Unit DX517, DS918+ answers the need for flexible storage capacity.

Btrfs: Next generation Storage Efficiency

Btrfs file system introduces the most advanced storage technologies to meet the management needs of modern large scale businesses:

  • Flexible Shared Folder/User Quota System provides comprehensive quota control on all user accounts and shared folders
  • Snapshot Replication provides schedulable and storage capacity-saving data protection with 1,024 shared folder backups and 65,000 system-wide snapshots
  • File or folder level data restoration makes data recovery fast and flexible
  • Automatic file self-healing detects and recovers corrupted files without user intervention

Learn more about the benefits of using Btrfs

Digital Asset Protection

Powered by Synology DiskStation Manager (DSM), Synology NAS offers advanced security measures to protect against sudden data loss and potential security holes.

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Synchronize Files Across Your Devices

Cloud Station Suite provides real-time data synchronization across all your devices and other Synology NAS. "Intelliversioning" keeps the most important file versions to better utilize storage space.

Learn More

4K Multimedia Server

Access and stream your favorite 4K content anywhere, anytime. DS418 supports 10-bit 4K H.265 online transcoding. With Video Station and DS video, you can convert and play 4K videos from any computer, mobile device, or other media players that don't support Ultra HD formats.

Learn More

Powered by Synology DSM

Surveillance Station - Complete surveillance solution for recording, monitoring, and management.

Collaboration Suite - Synology Office, Calendar and Chat guarantee a secure and high-performance private communication and user-friendly content organization.

All-in-one Server - Save additional investment by integrating various network services, web/mail services, management applications into your NAS.

DSM UI - Award-winning operating system with an intuitive user interface and powerful capabilities.

Security - Comprehensive built-in security tools are constantly updated to tackle evolving threats and protect your devices.

Desktop Backup - Simplified backup solution for your Mac, PC, and mobile devices.


Product Synology DiskStation 4-Bay NAS, 4 GB
Part Number DS918+
CPU Intel Celeron J3455 (64-bit)
Quad Core 1.5GHz (Up to 2.3GHz Burst)
Hardware Encryption Engine (AES-NI)
System Memory 4 GB DDR3L (1x 4GB pre-installed), 2 slots
Drive Bay(s) 4
Max. Drive Bays with Expansion Unit 9
M.2 NVMe Drive Slots 2
Compatible Drive Type 3.5" SATA HDD
M.2 NVMe 2280 SSD
Max Internal Raw Capacity 48TB (12TB drive x 4) (Capacity may vary by RAID types)
Max Single Volume Size 108 TB (48 TB + 12 TB drive x 5) (Capacity may vary by RAID types)
Hot Swappable Drive Yes
External Ports 2 x RJ-45 1GbE LAN port (w/ Link Aggregation / Failover support)
2 x USB 3.0 ports
eSATA Port(s) 1
File System

Internal Drives:

External Drives:
exFAT (exFAT Access is purchased separately in Package Center)

System Fan 2 x 92x92mm fans
Fan Speed Mode Full-speed Mode, Cool Mode, Quiet Mode
Noise Level 19.8 dB(A)
Brightness Adjustable Front LED Indicators Yes
Power Supply Unit / Adapter 100W AC adapter
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 HZ, Single Phase
Power Consumption 28.8W (Access)
12.6W (HDD Hibernation)
Temperature Operating: 5°C to 40°C (40°F to 104°F)
Storage: -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH
Certification FCC Class B
CE Class B
BSMI Class B
Environment RoHS compliant
Dimensions (WxHxD) 199 x 166 x 223 mm
Weight 2.28 kg

Package Contents

  • Synology DiskStation DS418+ 4-Bay NAS, 4GB
  • Accessory Pack
  • AC Power Adapter
  • AC Power Cord
  • 2 x RJ-45 LAN Cables
  • Quick Installation Guide