Refurbished DiskStation DS218+
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Refurbished DiskStation DS218+

All-around storage solution optimized to safeguard your data

DS218plus
DS218plus
Refurbished DiskStation DS920+

Synology Certified Refurbished

Access Synology solutions in a cost-effective and environmentally responsible way. All certified refurbished products are put through extensive testing, comply with stringent quality standards, and come with a 2-year warranty.

 More about Synology Certified Refurbished

Secure private cloud

Secure private cloud

Enable anywhere, anytime access to up to 36 TB of data.

Simple backup hub

Simple backup hub

Create spare copies of your documents and media for easy recovery.

Efficient operation

Efficient operation

Keep energy consumption low with just 17.3 W during operation.

Private cloud made easy

Manage all your documents, photos, and other files, back up applications and devices, and protect your physical assets with professional video surveillance. Learn more

Access from any device

Get to your files from PC, Mac, Linux, Chromebook, Android, iOS, or any device equipped with a browser. Keep your data private or easily share it using secure links.

Access from any device

Save storage space

Enable on-demand mode to download files onto your Windows PC or Mac only when you access them. Pin the most important ones or the ones you access more frequently for convenient offline accessibility.

Save storage space

Integrate with the cloud

Sync files between your private cloud and public cloud services, including Google Drive, Dropbox, and Microsoft OneDrive. Retain local copies of your cloud data for centralized management and data ownership. Learn more

Integrate with the cloud

Sync across locations

Say goodbye to long waits while downloading or uploading files. Continuously synchronize content between two Synology devices to enable fast local access at any location, no matter the amount of data.

Sync across locations

Your data is in safe hands

Not all data storage is created equal. Synology DiskStation Manager (DSM), the operating system that powers the DS218+, leverages the efficient Btrfs file system to protect your data against data corruption and roll back any accidental or malicious changes thanks to the snapshot technology. Learn more

Your data is in safe hands

Versatile NAS for the modern home

Configure your DS218+ to best suit your needs thanks to a host of complete solutions designed for every scenarios.

Photo management

Photo management

Photo management
Data protection

Data protection

Data protection
Video surveillance

Video surveillance

Video surveillance

Photo management

Store and organize photos, albums, and other media with smart and intuitive features. Leverage privacy-focused options to share media securely with friends, family, or colleagues.

Photo management

Data protection

Safeguard digital memories and important projects with intuitive backup tools.

Automatic media backup

Have photos and videos taken on mobile devices automatically uploaded to your private cloud with Synology Photos or Synology Drive.

Protection against cyberattacks

Leverage Synology Drive to protect data against ransomware attacks or accidental deletion with real-time or scheduled backups of your computer folders.

Data protection

Video surveillance

Protect what matters with intuitive monitoring solutions for your home. Learn more

Wide compatibility

Connect up to 25 IP cameras by choosing from a wide selection of over 8,300 validated models or ONVIF devices.

Universal access

Watch over your property the way your find most convenient. Watch camera streams through web browsers, desktop clients, or mobile apps. Get notified of events and take immediate action.

Video surveillance

Protect your data platform

Add an extra layer of protection to your files with one of the built-in, license-free solutions available to back up your DS218+.

Flexible backups

Back up your entire NAS, including system settings and applications, or select specific folders. Secure all backup data to multiple destinations. Learn more

Near-continuous protection

Take NAS protection to the next level by creating point-in-time copies of shared folders that can be replicated elsewhere and rapidly restored. Learn more

Protect your data platform

Hardware Overview

product DS218plus front view photo
product DS218plus back view photo
  • 1Status indicator
  • 2LAN indicator
  • 3Drive status indicator
  • 4USB 3.0 port
  • 5USB copy button
  • 6Power button and indicator
  • 7System fan
  • 8USB 3.0 port
  • 9Reset button
  • 10eSATA port
  • 111GbE RJ-45 port
  • 12Kensington Security Slot
  • 13Power port

More ways to harness your NAS

Notes:

  1. Raw capacity. Usable storage capacity may vary depending on drives used and RAID configuration.

  2. Surveillance Station includes 2 free licenses. Connecting more cameras and devices requires additional licenses.

Hardware Specifications
CPU
CPU
CPU Model Intel Celeron J3355
CPU Quantity 1
CPU Core 2
CPU Architecture 64-bit
CPU Frequency 2.0 (base) / 2.5 (turbo) GHz
Hardware Encryption Engine
Memory
Memory
System Memory 2 GB DDR4 non-ECC SODIMM
Memory Module Pre-installed 2 GB (2 GB x 1)
Total Memory Slots 2
Maximum Memory Capacity 6 GB (2 GB + 4 GB)
Notes
  • Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
  • Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
Storage
Storage
Drive Bays 2
Compatible Drive Type* (See all supported drives)
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
Hot Swappable Drive*
Notes "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
External Ports
External Ports
RJ-45 1GbE LAN Port 1
USB 3.2 Gen 1 Port* 3
USB Copy
Notes The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.
Appearance
Appearance
Size (Height x Width x Depth) 165 mm x 108 mm x 232.2 mm
Weight 1.30 kg
Others
Others
System Fan 92 mm x 92 mm x 1 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Brightness Adjustable Front LED Indicators
Power Recovery
Noise Level* 19.3 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 60 watts
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption 17.23 watts (Access)
5.4 watts (HDD Hibernation)
British Thermal Unit 58.79 BTU/hr (Access)
18.43 BTU/hr (HDD Hibernation)
Notes
  • Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
  • Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
Temperature
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
Certification
  • FCC
  • CE
  • BSMI
  • EAC
  • CCC
  • KC
  • VCCI
  • RCM
Warranty
Warranty
2 Years
Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
Environment
Environment
RoHS Compliant
Packaging Content
Packaging Content
  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Adapter X 1
  • AC Power Cord X 1
  • RJ-45 LAN Cable X 1
  • Quick Installation Guide X 1
Optional Accessories
Optional Accessories

Notes:

  1. Model specifications are subject to change without prior notice.
  2. The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time.
  3. The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations.
  4. If usage requirements exceed the specifications above, please contact our regional partners for professional advice.