Synology 12TB DS3018xs DiskStation 6-Bay NAS Server

Powerful 6-bay NAS designed for work-intensive businesses

High-performance NAS server with scaling flexibility

Powered by a dual-core processorwithAES-NI hardware encryption engine, Synology DiskStation DS3018xs is a brand new 6-bay NAS that comeswithaPCIe slotandcan be installed with a 10GbE network interface card or a dual M.2 SSD adapter card.SSD cache support enhances network speeds and boosts performance, allowingDS3018xstomeet data-intensive requirements.

Supercharge your storage with speedy performance

Equipped with dual-channel memory and a PCIe slot, DS3018xs supports installing the dual M.2 SSD adapter card, M2D17, or the 10GbE NIC, for high-IOPS system cache and ultra-fast data transmission respectively.

  • Dual M.2 SATA SSD slot, compatible with 2280/2260/2242 form factors

SSD

  • 10GbE network capacity for bandwidth intensive environments

10GbE

Note: M2D17 and 10GbE Network adapter card need to be purchased separately.

Next-generation file system for better data protection

  • The Btrfs file system introduces advanced storage technologies and optimized snapshots to prevent data corruption and reduce maintenance overhead. While ensuring high-level data integrity, it also offers flexible, efficient data protection and recovery tools.
  • 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

Fully certified storage virtualization solutions

Synology iSCSI storage fully supports most virtualization solutions to enhance work efficiency with easy management interface. VMware vSphere 6 and VAAI integration helps offload storage operations and optimizes computation efficiency. Windows Offloaded Data Transfer (ODX) speeds up data transfer and migration rate. OpenStack Cinder support turns your Synology NAS into a block-based storage component.

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.

Security Advisor

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

AppArmor

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.

5 year warranty

Synology's 5-year limited warranty provides hardware replacement and technical support via email and telephone services, maximizing your enterprises' return on investment.

Synology Replacement Service (SRS)

SRS provides free shipment of replacement units as early as the next business day in selected regions1.

Powered by Synology DSM

CMS

Manage multiple Synology NAS servers simultaneously on a centralized interface to increase business efficiency.

MailPlus

Secure, reliable, and private mail server solution with an intuitive and modern mail client.

High Availability

Ensures seamless service transition between clustered servers in the event of a server failure.

Office

Collaborate on spreadsheets and documents on your private cloud.

Snapshot Replication

Provides schedulable and instantaneous data protection for shared folders and virtual machines on iSCSI LUNs in the event of disaster.

Surveillance Station

Complete surveillance solution for recording, monitoring, and management.

  1. Status indicator
  2. Alert indicator
  3. Drive status indicator
  4. Drive tray lock
  5. Power button and indicator
  6. LAN indicator
  7. USB 3.0 port
  8. Fan
  9. Power port
  10. Kensington Security Slot
  11. Expansion port
  12. 1GbE RJ-45 port
  13. PCIe 3.0 slot
  14. USB 3.0 port
  15. Reset button

Specifications

CPU
CPU Model Intel Pentium D1508
CPU Architecture 64-bit
CPU Frequency Dual Core 2.2 GHz 2.2 (base) / 2.6 (turbo) GHz
Hardware Encryption Engine (AES-NI)
Memory
System Memory 8 GB DDR4 ECC SO-DIMM
Memory Module Pre-installed 8GB (1 x 8GB)
Total Memory Slots 2
Memory Expandable up to 32 GB (16 GB x 2)
Storage
Drive Bays 6
Maximum Drive Bays with Expansion Unit 30
Compatible Drive Type*
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
Maximum Internal Raw Capacity 72 TB (12 TB drive x 6) (Capacity may vary by RAID types)
Maximum Raw Capacity with Expansion Units 360 TB (12 TB drive x 30) (Capacity may vary by RAID types)
Maximum Single Volume Size
  • 200 TB (32GB RAM required, for RAID 5 or RAID 6 groups only)
  • 108 TB
Hot Swappable Drive
Notes
  • "Compatible drive type" indicates the drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
  • The maximum single volume size is not directly related to the maximum raw capacity.
  • Expansion of the internal volume is only supported if the combined single volume size does not exceed the maximum limit of 108TB or 200TB if upgraded to 32GB RAM or more.
External Ports
RJ-45 1GbE LAN Port 4 (with Link Aggregation / Failover support)
USB 3.0 Port 3
Expansion Port 2
PCIe
PCIe Expansion 1 x Gen3 x8 slot (x8 link)
Add-in-card support
  • M2D17 - Dual M.2 SSD adapter card for SSD cache
  • PCIe Network Interface Card
Notes DS3018xs with M2D17 can only support M.2 SATA SSD. M.2 NVMe/AHCI PCIe SSD is not supported.
File System
Internal Drives
  • Btrfs
  • EXT4
External Drives
  • Btrfs
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+
  • exFAT*
Notes exFAT Access is purchased separately in Package Center.
Appearance
Size (Height x Width x Depth) 166 mm x 282 mm x 243 mm
Weight 5.2 kg
Others
System Fan 92 mm x 92 mm x 2 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Easy Replacement System Fan
Brightness adjustable front LED indicators
Power Recovery
Noise Level* 25.5 dB(A)
Scheduled Power On/Off
Wake on LAN/WAN
Power Supply Unit / Adapter 250W
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 126.89 W (Access)
56.92 W (HDD Hibernation)
British Thermal Unit 433.27 BTU/hr (Access)
194.35 BTU/hr (HDD Hibernation)
Environment Temperature
Operating Temperature 5°C to 40°C (40°F to 104°F)
Storage Temperature -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
Warranty 5 Years
Notes
  • Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
  • Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in idle; Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear; Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75ÚC; Humidity: 58.2-61.8%
DSM Specifications
Storage Management
Maximum Internal Volume Number 1024
Maximum iSCSI Target Number 64
Maximum iSCSI LUN 512
iSCSI LUN Clone/Snapshot, Windows ODX
RAID Group
Supported RAID Type
  • RAID F1
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
RAID Migration
  • Basic to RAID 1
  • Basic to RAID 5
  • RAID 1 to RAID 5
  • RAID 5 to RAID 6
Volume Expansion with Larger HDDs
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
Volume Expansion by Adding a HDD
  • RAID F1
  • RAID 5
  • RAID 6
  • JBOD
Global Hot Spare Supported RAID Type
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
SSD Support
SSD Read/Write Cache
SSD TRIM
File Sharing Capacity
Maximum Local User Accounts 16000
Maximum Local Groups 512
Maximum Shared Folder 512
Maximum Shared Folder Sync Tasks 16
Maximum Concurrent CIFS/AFP/FTP Connections 2000
Windows Access Control List (ACL) Integration
NFS Kerberos Authentication
High Availability Manager
Log Center
Syslog Events per Second 1500
Virtualization
VMware vSphere 6 with VAAI
Windows Server 2012
Windows Server 2012 R2
Citrix Ready
OpenStack
Add-on Packages
Antivirus by McAfee (Trial)
Central Management System
Chat
Maximum Users 2000
Notes
  • The number of concurrent HTTP connections for Chat was configured to the maximum.
  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
Cloud Station Server
Maximum Number of Concurrently Connected Devices 2000
Maximum Number of Concurrently Connected Devices (with RAM expansion) 8000
Maximum Number of Synced Files (btrfs) 1,000,000 / single file reaction time 640 ms
Maximum Number of Synced Files (ext4) 1,000,000 / single file reaction time 387 ms
Notes
  • The maximum number of concurrently connected devices refers to the maximum number of devices that can remain connected at the same time. For more information on file processing capability, please refer to the reaction time for file processing.
  • File reaction time refers to the preparation time required for other devices to start downloading a 1KByte file from a Synology NAS after the file has been added to the NAS. RAM expansion was not used during testing.
  • Non-encrypted shared folders were used during the aforementioned testing.
Document Viewer
Download Station
Maximum Concurrent Download Tasks 80
exFAT Access (optional)
MailPlus / MailPlus Server
Free Email Accounts 5
Recommended MailPlus Client Number Up to 200 (Btrfs) / 200 (EXT4)
Maximum Server Performance 1,616,000 (Btrfs) / 1,782,000 (EXT4) emails per day, approx. 49.31 GB (Btrfs) / 54.38 GB (EXT4)
Notes
  • The CPU and RAM usages were both under 80% when testing recommended client numbers.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Read-write SSD cache was enabled in 5-bay (and above) NAS models with 2 SSDs units installed.
  • The performance of the mail system will slightly decrease in high-availability mode due to data synchronization between the two servers.
  • Functions that were enabled in all of the tests above: anti-spam, anti-virus, DNSBL, greylist, content scan, full-text search (English only).
Media Server
DLNA Compliance
Office
Maximum Users 400
Maximum Simultaneous Editing Users 80
Notes
  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM
PetaSpace
Snapshot Replication
Maximum Snapshots per Shared Folder 1024
Maximum Snapshots of all Shared Folder 65536
Surveillance Station
Maximum IP cam (Licenses required) 75 (including 2 Free License)
Total FPS (H.264)* 2250 FPS @ 720p (1280x720)
1050 FPS @ 1080p (1920×1080)
600 FPS @ 3M (2048x1536)
450 FPS @ 5M (2591x1944)
320 FPS @ 4K (3840x2160)
Total FPS (H.265)* 2250 FPS @ 720p (1280x720)
2250 FPS @ 1080p (1920×1080)
1125 FPS @ 3M (2048x1536)
600 FPS @ 5M (2591x1944)
500 FPS @ 4K (3840x2160)
Total FPS (MJPEG)* 600 FPS @ 720p (1280x720)
360 FPS @ 1080p (1920×1080)
240 FPS @ 3M (2048x1536)
192 FPS @ 5M (2591x1944)
Notes Surveillance Station throughput is tested with Axis network camera, using continuous recording with live view from Surveillance Station and motion detection by camera. Live view and recording are sharing the same stream from the camera.
Video Station
Video Transcoding Group 1 - Type 1
Maximum Transcoding Channel Number 1 channel, 30 FPS @ 1080p(1920×1080), H.264 (AVC)/MPEG-4 Part 2 (XVID, DIVX5)/MPEG-2/VC-1
VPN Server
Maximum Connections 30
Environment &Packaging
Environment RoHS Compliant
Packaging Content
  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 1
  • RJ-45 LAN Cable X 2
  • Quick Installation Guide X 1
Optional Accessories
  • Surveillance Device License Pack
  • 16GB DDR4 ECC SO-DIMM
  • Expansion Unit: DX1215 X 2
  • VS360HD
  • VS960HD
  • Synology Ethernet Adapter E10G15-F1
  • Synology Ethernet Adapter E10G17-F2
  • Synology M2D17 M.2 SSD adapter card

 

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Warranty: 60 Month Manufacturers Return To Base

Full manufacturers warranty details are available at the manufacturers (Synology) web site.

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