DiskStation DS115j

The perfect blend of versatility and affordability

Compact, lightweight, and energy-efficient, DS115j is perfect for budget-conscious home users looking for a simple, yet feature-rich NAS server. Easily back up documents, monitor live surveillance feeds, or build a personal cloud to share files with friends and family.

DS115j

Award winning OS - DiskStation Manager

Synology DiskStation Manager (DSM) is a sleek, browser-based operating system running on every DiskStation and RackStation, which makes managing your Synology NAS a breeze. Featuring an intuitive user interface, DSM makes accessing and sharing your data smarter and simpler. Synology's Package Center lets you download and install useful add-on packages designed specifically for individual or business needs, meaning you can enjoy more entertainment in your life or better productivity at work.Learn more

Home surveillance, accessible for all

With the Surveillance Station add-on package and two free IP camera and device licenses, DS115j serves as your home surveillance hub. Simply connect multiple IP cameras or I/O modules to the home network, pair them with DS115j, and then easily view live surveillance feeds, record videos, or enjoy other advanced features like motion detection or push notifications. Support for thousands of IP cameras makes it easy to find compatible models and brands. Safeguard your home, without breaking the bank. Learn more

Backup data in multiple ways

Synology DS115j can serve as a centralized backup target. Whether you are a Windows or Mac user, you can back up everything on your computer directly to Synology NAS using Cloud Station Backup. Whenever you modify a file, the changes are backed up to DS115j automatically. Mac users also enjoy native Apple® Time Machine support. You can also back up data from your DS115j to another DiskStation, rsync servers, external drives, or even Amazon® S3, Glacier cloud service, Microsoft Azure, SFR, and hicloud. Synology Hyper Backup allows you to schedule backup tasks and restore the server to any particular point in time, while minimizing storage consumption and processing time by saving only the specific data block that has been changed between versions. Learn more

Ultimate file center

File Station is a fast and secure feature for sharing and managing your files stored on DS115j. Just drag-n-drop and upload data from Mac or PC. Advanced filters make it easy to search for documents, photos, or videos. With built-in FTP or email clients, DS115j lets you organize and share files through an advanced web application effortlessly. You can even share files and folders with others by simply sending a link. Files can be reached on mobile devices via the companion mobile app DS file. HTTPS, SSL/TLS encryption, and link expiry dates also ensure file sharing over the Internet is highly secure. Learn more

The most compatible sharing

Enjoy seamless files sharing across Windows®, Mac®, and Linux® platforms as DS115j offers comprehensive network protocol support including FTP, SMB2, AFP, NFS and WebDAV. With Windows AD and LDAP integration, DS115j can fit effortlessly into any existing network environment - there is no need for IT administrators to maintain two sets of credentials. You also won't worry about missing files with the Recycle Bin feature which is supported on AFP, CIFS, File Station, and WebDAV. All files deleted in a shared folder will be automatically moved into the Recycle Bin. Learn more

Your files anywhere with cloud service

DS115j brings you comprehensive cloud service. Cloud Station lets you sync files among DiskStations and multiple devices, including Windows PC, Mac, Linux, iOS, Android, as well as Windows mobile devices, whereas 2-way sync allows file synchronization among different DiskStations. With Cloud Sync, you can even sync your DiskStation with Amazon Cloud Drive, Google Drive, Microsoft OneDrive, Dropbox, Box, Baidu Cloud, and many more — establish your hybrid cloud to enjoy more storage flexibility and prevent data loss. Learn more

Connect your data quickly and easily

Synology aims to provide you the most convenient way to enjoy all services on DS115j. With Synology QuickConnect, you don't have to deal with difficult DDNS setup. QuickConnect frees you from complicated router configuration and port-forwarding, so your entertainment and work files can be accessed on any computer, laptop, or mobile devices instantly without extra charge. Learn more

Enjoy multimedia library

DS115j provides you a central platform to organize, backup, and share photos, music, and video collections. Featuring a streamlined and sleek interface, Synology packages — Photo Station, Audio Station and Video Station — let you build a seamless entertainment hub effortlessly. Since everything is saved on DS115j, you can enjoy more customizable content arrangement, and no worries about extra monthly fees for storage capacity. Better yet, your digital collections can be shared with others via a simple link. Learn more

Photo Station
Video Station
Audio Station

DLNA Certified® media server

As a DLNA Certified® DMS (Digital Media Server), DS115j can serve as your primary media server, with the capability to host digital multimedia content for local or remote playback. Once connected to a router, DS115j streams music, photos, and videos to DLNA-compliant devices, such as DLNA TVs or gaming consoles without any pre-configuration. You can even browse and select content on DS115j using DS audio and designate a DLNA player within the same local network to play it. Learn more

Stream content to your TV

DS115j is highly compatible with other devices, letting you manage and enjoy digital content with the devices you already have: computers, mobile devices, TVs, DLNA devices, and stereos. Synology offers the latest support for TV streaming, including Samsung TV, Roku players, Apple TV, and Google Chromecast, meaning you can stream digital content stored on DS115j to your widescreen TV effortlessly. Learn more

Samsung TV
Apple TV
Chromecast
Roku

Get mobility with our apps

Synology develops versatile mobile apps — DS note, DS audio, DS video, DS photo, DS cloud, DS file, DS get and DS cam — allowing you to access and manage the contents of your DS115j with smartphones and tablets. QuickConnect brings an easier network experience as it eliminates complicated router configuration or port forwarding. With Synology mobile apps, your multimedia collection and work files are always on the go. Learn more

Eco-friendly NAS server

All Synology NAS is designed with energy efficiency in mind. DS115j only consumes 4.97W in HDD Hibernation and 10.52W in access*. With special fan and the smart airflow design, the DS115j keeps the system running cool 24/7, while its noise dampening design makes it quieter than PC counterparts. Synology acknowledges the responsibility as a global citizen, so all Synology products are produced with RoHS compliant parts and packed with recyclable packing materials.

* The power consumption figures may vary on different environments.

Hardware Specifications
CPU
CPU Model Marvell Armada 370 88F6707
CPU Architecture 32-bit
CPU Frequency 800 MHz
Hardware Encryption Engine
Memory
System Memory 256 MB DDR3
Storage
Drive Bays 1
Compatible Drive Type* (See all supported drives)
  • 3.5" SATA III / SATA II HDD
  • 2.5" SATA III / SATA II HDD (with optional 2.5" Disk Holder)
  • 2.5" SATA III / SATA II SSD (with optional 2.5" Disk Holder)
Maximum Internal Raw Capacity 10 TB (10 TB HDD x 1) (Capacity may vary by RAID types)
Maximum Single Volume Size 16 TB
External Ports
RJ-45 1GbE LAN Port 1
USB 2.0 Port 2
File System
Internal Drives EXT4
External Drives
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+*
  • exFAT*
Notes
  • HFS+ is read only, max 2TB volume size.
  • exFAT Access is purchased separately in Package Center.
Appearance
Size (Height x Width x Depth) 166 mm x 71 mm x 224 mm
Weight 0.71 kg
Others
System Fan 60 mm x 60 mm x 1 pcs
Fan Speed Mode
  • Cool Mode
  • Quiet Mode
  • Low-power Mode
Wireless Support (dongle)
Power Recovery
Noise Level* 18.1 dB(A)
Power Supply Unit / Adapter 36W
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 10.52 W (Access)
4.97 W (HDD Hibernation)
British Thermal Unit 35.90 BTU/hr (Access)
16.96 BTU/hr (HDD Hibernation)
Environment Temperature
Operating Temperature 5°C to 35°C (40°F to 95°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 2 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 1TB ST31000520AS 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: 24.25-25.75˚C; Humidity: 58.2-61.8%
DSM Specifications ( See more )
Storage Management
Maximum Internal Volume Number 1
Maximum iSCSI Target Number 10
Maximum iSCSI LUN 10
Supported RAID Type Basic
File Sharing Capacity
Maximum Local User Accounts 512
Maximum Local Groups 128
Maximum Shared Folder 256
Maximum Shared Folder Sync Tasks 2
Maximum Concurrent CIFS/AFP/FTP Connections 64
Windows Access Control List (ACL) Integration
NFS Kerberos Authentication
Log Center
Syslog Events per Second 50
Add-on Packages (learn more about the complete add-on package list)
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 Concurrent File Transfers 64
Download Station
Maximum Concurrent Download Tasks 20
exFAT Access (optional)
HiDrive Backup
Media Server
DLNA Compliance
Office
Maximum Users 3
Maximum Simultaneous Editing Users 3
Notes
  • CPU and RAM usage were both under 80% when testing the recommended number of clients.
  • 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
Surveillance Station
Maximum IP cam (Licenses required) 5 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)* 50 FPS @ 720p (1280x720)
20 FPS @ 1080p (1920×1080)
10 FPS @ 3M (2048x1536)
10 FPS @ 5M (2591x1944)
Total FPS (MJPEG)* 20 FPS @ 720p (1280x720)
10 FPS @ 1080p (1920×1080)
10 FPS @ 3M (2048x1536)
6 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 2 (See more)
VPN Server
Maximum Connections 5
Environment & Packaging
Environment RoHS Compliant
Packaging Content
  • Main Unit X 1
  • Welcome Note X 1
  • Accessory Pack X 1
  • AC Power Adapter X 1
  • RJ-45 LAN Cable X 1
Optional Accessories
  • Surveillance Device License Pack
  • Disk Holder: Type C
  • VS360HD
General
Networking Protocols
  • CIFS
  • AFP
  • NFS
  • FTP
  • WebDAV
  • CalDAV
  • iSCSI
  • Telnet
  • SSH
  • SNMP
  • VPN (PPTP, OpenVPN)
Windows AD Domain Integration Domain Users login via Samba/AFP/FTP/File Station
HDD Management
  • HDD Hibernation
  • S.M.A.R.T.
  • Dynamic Bad Sector Mapping
Security
  • FTP over SSL/TLS
  • IP Auto-Block
  • Firewall
  • Encrypted Network Backup over Rsync
  • HTTPS Connection
Utilities Synology Assistant
Supported Clients
  • Windows 7 or above
  • Mac OS X 10.10 or above
Supported Browsers
  • Chrome
  • Firefox
  • Internet Explorer 9 or later
  • Safari 8 or later
  • Safari (iOS 7.0 or later on iPad)
  • Chrome (Android 4.0 on tablets)
Supported Language English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, 日本語, 한국어, 繁體中文, 简体中文

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