
Orders placed during Passover Holiday (Wed 4/1 after 4PM ET – Thurs 4/9) will ship Fri 4/10. View our holiday shipping schedule.
This item is no longer available.
Review Summary
2020-07-03T09:38:56
Easy set up, perfect for my media and files
GLENN N.
2020-06-16T08:30:49
Great product, and excellent quality (love DSM, the unit is SUPER QUIET) that I’ve come to expect from Synology. Highly recommend. < Be sure to backup your NAS!
BRAD D.
2019-12-04T14:43:11
Very easy to setup. Highly recommended, even for a beginner.
PATRIK W.
2019-06-10T09:11:41
I love this new NAS. Simple to setup with my streaming, cameras, and cloud storage. Easy to use and configure. Easy to setup with Synology's DDNS for viewing outside your network.
Scott M.
2019-05-28T10:12:19
The Synology SD418play exceeded my expectations. Its working great as a cloud file sync device for me. Because of its extensive capabilities, you do need to have a good IT background to get it up and running.
JOHN C.
2019-04-02T17:26:26
Pretty easy to set up.
JoAnn C.
2019-02-01T07:56:20
Easy to set up, works flawlessly. It gives me peace of mind that my data is safe with redundancy. Overall, it is a good investment
David K.
2019-01-10T13:08:29
Setup was very easy and simple.I did not measure performance, but it feels easily fast enough for home use, as a central backup.I can easily recommend this NAS!
ITZHAK F.
2018-12-31T21:07:08
I bought this to upgrade my home NAS. This has great features and is easy to setup and use. Definitely worth purchasing.
Tyson T.
2018-08-21T08:38:12
Much faster than the base models, it's worth a little more to have a smooth interface!
JOSEPH J.
Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for purchase Internationally or in U.S. Territories.
Browse our FAQ
Intel Celeron J3355
64-bit
Dual Core 2.0 GHz burst up to 2.5 GHz
Yes
H.264 (AVC), H.265 (HEVC), MPEG-2 and VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 30
2GB DDR3L
2GB (1 x 2GB)
2
6GB (2GB + 4 GB)
4
3.5" SATA HDD
2.5" SATA HDD
2.5" SATA SSD
48TB (12TB drive x 4) (Capacity may vary by RAID types)
108 TB
Yes
2 (with Link Aggregation / Failover support)
2
Btrfs
EXT4
Btrfs
EXT4
EXT3
FAT
NTFS
HFS+
exFAT
92mm x 92mm x 2 pcs
Full-Speed Mode
Cool Mode
Quiet Mode
Yes (Front)
Yes
20.5 dB(A)
Yes
Yes
90W
100V to 240V AC
50/60 Hz, Single Phase
29.01 W (Access)
5.57 W (HDD Hibernation)
98.98 BTU/hr (Access)
19.01 BTU/hr (HDD Hibernation)
5 to 40 deg. C (41 to 104 deg. F)
-20 to 60 deg. C (-4 to 140 deg. F)
5% to 95% RH
EAC
CCC
RCM
KC
FCC
CE
BSMI
RoHS Compliant
256
32
256
Yes
Synology Hybrid RAID
Basic
JBOD
RAID 0
RAID 1
RAID 5
RAID 6
RAID 10
Basic to RAID 1
Basic to RAID 5
RAID 1 to RAID 5
RAID 5 to RAID 6
Synology Hybrid RAID
RAID 1
RAID 5
RAID 6
Synology Hybrid RAID
RAID 5
JBOD
Synology Hybrid RAID
RAID 1
RAID 5
2048
256
256
4
200
Yes
Yes
400
1000
200
300
1,000,000 / single file reaction time 834 ms
1,000,000 / single file reaction time 484 ms
80
500,000 / single file reaction time 362 ms
450
Yes
5 (Licenses required for additional accounts)
Up to 45 (Btrfs) / 45 (ext4)
181,000 (Btrfs) / 194,000 (ext4) emails per day, approx. 5.5GB (Btrfs) / 5.9GB (ext4)
Yes
Yes
Yes
400
1024
65536
25 (including 2 Free License)
750 FPS at 720p (1280x720)
375 FPS at 1080p (1920x1080)
250 FPS at 3M (2048x1536)
200 FPS at 5M (2591x1944)
120 FPS at 4K (3840x2160)
750 FPS at 720p (1280x720)
750 FPS at 1080p (1920x1080)
450 FPS at 3M (2048x1536)
250 FPS at 5M (2591x1944)
200 FPS at 4K (3840x2160)
450 FPS at 720p (1280x720)
250 FPS at 1080p (1920x1080)
160 FPS at 3M (2048x1536)
130 FPS at 5M (2591x1944)
4K Group 1
2 channel, 30 FPS at 4K (4096 x 2160), H.264 (AVC)/H.265 (HEVC) or 2 channel, 30 FPS at 1080p (1920x1080), H.264 (AVC)/H.265 (HEVC)/MPEG-2/VC-1
20
CIFS
AFP
NFS
FTP
WebDAV
CalDAV
iSCSI
Telnet
SSH
SNMP
VPN (PPTP, OpenVPN)
Domain Users login via Samba/AFP/FTP/File Station
HDD Hibernation
S.M.A.R.T.
Dynamic Bad Sector Mapping
FTP over SSL/TLS
IP Auto-Block
Firewall
Encrypted Network Backup over Rsync
HTTPS Connection
Synology Assistant
Chrome
Firefox
Internet Explorer 10 onwards
Safari 10 onwards
Safari (iOS 10 onwards)
Chrome (Android 6.0 onwards)
Windows 7 and 10
Mac OS X 10.11 onward
166 x 199 x 223mm (6.54 x 7.83 x 8.78")
2.23kg (4.92 lbs)
192223108622








Great NAS
By JOHN C.
The Synology SD418play exceeded my expectations. Its working great as a cloud file sync device for me. Because of its extensive capabilities, you do need to have a good IT background to get it up and running.
Excellent storage device!
By JOSEPH J.
Much faster than the base models, it's worth a little more to have a smooth interface!
DiskStation DS418play
Multimedia-enhanced personal cloud solution.
Massive storage capacity with 4K Ultra HD capability
Synology DS418play is designed to be your ideal, centralized multimedia hub with over 40TB of raw storage capacity, allowing you to transcode up to 2 channels of H.265/H.264 4K videos at the same time. With a powerful built-in AES-NI hardware encryption engine, DS418play also provides excellent encrypted file transmission.
4K Multimedia Server
Access and stream your 4K media content anytime and anywhere. DS418play 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.
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.
Flexible Shared Folder / User Quota System provides comprehensive quota control on 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 accelerates data recovery, providing more flexibility for businesses
Automatic file self-healing detects and recovers corrupted files without user intervention
Synology Hybrid RAID (SHR) technology
Storage management is easy with Synology Hybrid RAID (SHR) technology. SHR is an automated RAID management system allowing you to easily create and expand storage volumes and migrate RAID types without requiring details on RAID. SHR provides 1 to 2-disk redundancy to safeguard your data during drive failures.
Cost-effective
SHR maximizes the data capacity of your RAID when different sizes of HDDs are used. Calculate your RAID needs.
Easy Management
For novice users who have no technical background and still want to protect their data using RAID technology, a convenient installation wizard will guide you through all the steps during your first installation.
Scalability
You can add new disks on the fly in Storage Manager with a simple click.
Flexibility
While creating a volume, you can plan ahead and leave empty and unallocated space for future usage.
Easy file access with QuickConnect
Access files on your Synology NAS over the Internet without the hassle of setting up port forwarding rules, DDNS or other complicated network settings. QuickConnect allows you to connect via a secure, customizable address, so that you can instantly access media and work files on any Internet-connected device with no additional charge.
Powered by Synology DSM
Cloud Station Suite
Synchronize cross-platform data automatically with file version control on all your devices.
Collaboration Suite
Synology Office, Calendar and Chat guarantee a secure and high-performance private communication and user-friendly content organization.
File Server/Management
Powerful built-in file management and sharing services.
DSM UI
Award-winning operating system with an intuitive user interface and powerful capabilities.
Desktop Backup
Simplified backup solution for your Mac, PC and mobile devices.
Security
Comprehensive built-in security tools are constantly updated to tackle evolving threats and protect your devices.