Synology DiskStation DS918+ Ethernet LAN Desktop Black NAS


Synology DiskStation DS918+ Ethernet LAN Desktop Black NAS

Quick Overview:

4-bay, 2x M.2, Intel Celeron J3455, 4 GB DDR3L, RJ-45, USB 3.0, eSATA, 100 W, 100 - 240 V, 4 x 4TB Seagate IronWolf HDD

Availability: In stock


Manufacturer : Synology

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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.

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

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. Learn more

Security Advisor

Analyzes system settings, password strength, network preferences, and removes any possible malware.


A kernel-level enhancement that blocks malicious programs from accessing unauthorized system resources.

AES 256-bit encryption

Encrypt shared folders and network data transmission to keep data from unauthorized access.

2-step verification

Prevent others from logging in to your DSM by generating a one-time password (OTP) on your mobile device.

Trust Level

Customize the trust level in Package Center to avoid installing packages from untrusted sources, safeguarding your NAS from unknown or tampered package files.

Synchronize files across your devices

Cloud Station Suite provides real-time data synchronization across all your devices, such as computers, mobile devices, and other Synology NAS whenever a file is modified. "Intelliversioning" keeps the most important file versions to better utilize storage space.

4K Multimedia Server

Access and stream your 4K media content anytime and anywhere. DS918+ supports 4K H.264/H.265 online transcoding via Video Station and DS video, allowing 4K videos to be converted and played on the fly on other computers, smartphones, and media players that originally do not support Ultra HD formats.

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.


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

Desktop Backup

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


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

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SKU DS918+/16TB-IW
EAN 5051868040276
Total installed storage capacity16 TB
Storage drives installedYes
Installed storage drive typeHDD
Number of storage drives installed4
Supported storage drive typesHDD,SSD
Number of storage drives supported4
Storage drive interfaceM.2,Serial ATA
Storage drive capacity4000 GB
Storage drive size2.5/3.5"
Hot-swap drive baysYes
RAID supportYes
Supported file systemsBTRFS,ext4
RAID levels0,1,5,6,10,JBOD
Tjunction105 °C
Thermal Design Power (TDP)10 W
System bus rate5 GT/s
Processor threads2
Processor socketBGA 1296
Processor package size24 x 31 mm
Processor operating modes64-bit
Processor lithography14 nm
Processor codenameApollo Lake
Processor codeSR2Z8
Processor cache typeSmart Cache
Processor cache2 MB
Processor boost frequency2.50 GHz
PCI Express slots version2.0
PCI Express configurations1x2+2x1,4x1
ECC supported by processorNo
CPU configuration (max)1
Maximum internal memory supported by processor8 GB
Conflict Free processorYes
Processor ARK ID95597
Processor frequency2.00 GHz
Processor familyIntel® Celeron®
Processor modelJ3355
Processor cores2
Internal memory typeDDR3L
Internal memory4 GB
Maximum RAM supported8 GB
Memory slots2
Ethernet LANYes
Ethernet LAN data rates10,100,1000 Mbit/s
Wake-on-LAN readyYes
Supported network protocolsSMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPNâ„¢, L2TP)
iSCSI supportYes
Ports & interfaces
USB portYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2
Ethernet LAN (RJ-45) ports2
eSATA ports quantity1
Hard drive
RAID supportYes
Supported file systemsBTRFS,ext4
RAID levels0,1,5,6,10,JBOD
On-board graphics adapter modelIntel® HD Graphics 500
On-board graphics adapter burst frequency700 MHz
On-board graphics adapter base frequency250 MHz
Maximum on-board graphics adapter memory8 GB
Number of displays supported (on-board graphics)3
Fan diameter 29.2 cm
Cooling typeActive
Fan diameter9.2 cm
Drive bay lockingYes
Cable lock slot typeKensington
Product colourBlack
Number of fans2 fan(s)
LED indicatorsYes
Chassis typeDesktop
Cable lock slotYes
Technical details
Device classSmall & Medium Business
Backup functionYes
Backup featuresCloud,iSCSI LUN
Built-in optical driveNo
Product colourBlack
Number of users2048 user(s)
Noise level19.8 dB
Multilingual supportYes
LED indicatorsYes
Chassis typeDesktop
Number of fans2 fan(s)
Built-in iTunes serverYes
Built-in FTP serverYes
System logYes
Browser supportedChrome, Firefox, Internet Explorer 10, Safari 10; Safari (iOS 10 onwards), Chrome (Android 6.0)
Mac compatibilityYes
Device classSmall & Medium Business
Backup functionYes
Backup featuresCloud,iSCSI LUN
Built-in optical driveNo
On/off switchYes
Windows operating systems supportedWindows 10,Windows 7
Mac operating systems supportedMac OS X 10.11 El Capitan
Web-based managementYes
Security algorithmsHTTPS,SSH,SSL/TLS
Number of users2048 user(s)
Noise level19.8 dB
Multilingual supportYes
Access Control List (ACL)Yes
Cooling typeActive
Fan diameter9.2 cm
Number of fans2 fan(s)
Drive bay lockingYes
Cable lock slot typeKensington
Security algorithmsHTTPS,SSH,SSL/TLS
Cable lock slotYes
Access Control List (ACL)Yes
Mac compatibilityYes
Windows operating systems supportedWindows 10,Windows 7
Mac operating systems supportedMac OS X 10.11 El Capitan
Management features
On/off switchYes
Web-based managementYes
Power supply locationExternal
Power supply unit (PSU) capacity100 W
AC input voltage100 - 240 V
AC input frequency50 - 60 Hz
External power adapterYes
Weight & dimensions
Width199 mm
Depth223 mm
Height166 mm
Packaging content
Quick installation guideYes
External power adapterYes
Cables includedAC,LAN (RJ-45)
Processor special features
Thermal Monitoring TechnologiesYes
Number of execution units12
Maximum number of PCI Express lanes6
Intel® Wireless Display (Intel® WiDi)No
Intel® Turbo Boost TechnologyNo
Intel® Smart Response TechnologyNo
Intel® Small Business Advantage (Intel® SBA)No
Intel® Secure KeyYes
Intel® Quick Sync Video TechnologyYes
Intel® OS GuardNo
Intel® InTru™ 3D TechnologyNo
Intel® Insider™No
Intel® Identity Protection Technology (Intel® IPT)Yes
Intel® Hyper Threading Technology (Intel® HT Technology)No
Intel® High Definition Audio (Intel® HD Audio)Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Yes
Intel® Anti-Theft Technology (Intel® AT)No
Intel® AES New Instructions (Intel® AES-NI)Yes
Intel VT-x with Extended Page Tables (EPT)Yes
Intel Virtualization Technology for Directed I/O (VT-d)Yes
Intel Virtualization Technology (VT-x)Yes
Intel Trusted Execution TechnologyNo
Intel Stable Image Platform Program (SIPP)No
Intel Smart Connect TechnologyNo
Intel Secure BootYes
Intel Rapid Storage TechnologyNo
Intel Enhanced Halt StateYes
Intel Clear Video TechnologyYes
Intel 64Yes
Idle StatesYes
Execute Disable BitYes
Enhanced Intel SpeedStep TechnologyYes
Embedded options availableNo
Memory channels supported by processorDual
Memory types supported by processorDDR3L,LPDDR3-SDRAM,LPDDR4-SDRAM
System requirements
Windows operating systems supportedWindows 10,Windows 7
Mac operating systems supportedMac OS X 10.11 El Capitan
Operational conditions
Storage temperature (T-T)-20 - 60 °C
Storage relative humidity (H-H)5 - 95%
Operating temperature (T-T)5 - 40 °C
Operating relative humidity (H-H)5 - 95%
Operating altitude0 - 5000 m
Digital Living Network Alliance (DLNA) certifiedYes
CertificationFCC Class B
CE Class B
BSMI Class B
RoHS complianceYes
Packaging data
Cables includedAC,LAN (RJ-45)
Manufacturer Synology
Reviews No
PDF Url No
Can Use Flexirent N/A