Versatile 2-bay NAS for small offices and home users
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 Synology’s limited hardware warranty. More about Synology Certified Refurbished
Consolidate files from various sources into your own private cloud. The DS218 keeps the process simple and offers everything you need to keep your data safe and organized.
Enable anywhere, anytime access to up to 36 TB of data.1
Create spare copies of your documents and media for easy recovery.
Keep energy consumption low with just 17.3 W during operation.
Import data from PCs, Macs, and other external storage devices at a 14% faster rate and keep all your devices in sync for smoother file management. Learn more
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.
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.
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
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.
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
Configure your DS218 to best suit your needs thanks to a host of complete solutions designed for every scenario.
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.
Safeguard digital memories and important projects with intuitive backup tools.
Have photos and videos taken on mobile devices automatically uploaded to your private cloud with Synology Photos or Synology Drive.
Leverage Synology Drive to protect data against ransomware attacks or accidental deletion with real-time or scheduled backups of your computer folders.
Protect what matters with intuitive monitoring solutions for your home. Learn more
Connect up to 20 IP cameras by choosing from a wide selection of over 8,300 validated models or ONVIF devices.2
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.
Add an extra layer of protection to your files with one of the built-in, license-free solutions available to back up your DS218.
Back up your entire NAS, including system settings and applications, or select specific folders. Secure all backup data to multiple destinations. Learn more
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
Engineered to handle intensive 24/7 workloads, Synology drives consistently deliver top-grade performance.
Raw capacity. Usable storage capacity may vary depending on drives used and RAID configuration.
Surveillance Station includes 2 free licenses. Connecting more cameras and devices requires additional licenses.
Hardware Specifications |
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CPU |
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CPU
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CPU Model | Realtek RTD1296 |
| CPU Quantity | 1 | |
| CPU Architecture | 64-bit | |
| CPU Frequency | 4-core 1.4 GHz | |
| Hardware Encryption Engine | ||
Memory |
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Memory
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System Memory | 2 GB DDR4 non-ECC |
| Total Memory Slots | 0 | |
| 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. | |
Storage |
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Storage
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Drive Bays | 2 |
| Compatible Drive Type* (See all supported drives) |
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| 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 |
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External Ports
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RJ-45 1GbE LAN Port | 1 |
| USB 2.0 Port | 1 | |
| USB 3.2 Gen 1 Port* | 2 | |
| 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 |
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Appearance
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Size (Height x Width x Depth) | 165 mm x 108 mm x 233.2 mm @FOR_RP_MODEL_STR@ |
| Weight | 1.3 kg @FOR_RP_MODEL_STR@ | |
Others |
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Others
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System Fan | 92 mm x 92 mm x 1 pcs @FOR_RP_MODEL_STR@ |
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| Brightness Adjustable Front LED Indicators | ||
| Power Recovery | ||
| Noise Level* | 19.3 dB(A) @FOR_RP_MODEL_STR@ | |
| Scheduled Power On / Off | ||
| Wake on LAN / WAN | ||
| Power Supply Unit / Adapter | 60 W | |
| Redundant Power Supply | @FOR_RP_MODEL_STR@ | |
| AC Input Power Voltage | 100V to 240V AC | |
| Power Frequency | 50/60 Hz, Single Phase | |
| Power Consumption |
14.99 W (Access) @FOR_RP_MODEL_STR@ 5.78 W (HDD Hibernation) @FOR_RP_MODEL_STR@ |
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| British Thermal Unit |
51.15 BTU/hr (Access) @FOR_RP_MODEL_STR@ 19.72 BTU/hr (HDD Hibernation) @FOR_RP_MODEL_STR@ |
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| Notes |
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Temperature |
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Temperature
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Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Storage Temperature | -20°C to 60°C (-5°F to 140°F) | |
| Relative Humidity | 5% to 95% RH | |
Certification |
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Certification
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Warranty |
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Warranty
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2 Years | |
| Notes | The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) | |
Environment |
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Environment
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RoHS Compliant | |
Packaging Content |
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Packaging Content
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Optional Accessories |
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Optional Accessories
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Plus Series 3.5" SATA HDD: HAT3300 Series | |
