Synology DiskStation 6TB DS120j 1-Bay NAS Enclosure has been discontinued, here are some related products you might like:

Synology DiskStation 6TB DS120j 1-Bay NAS Enclosure

Product #65750 | SKU SS301-166R | Synology
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  • 6 TB Storage Capacity.
  • 1 x 6TB 5400 rpm SATA III 3.5" HDDs.
  • 800 MHz Marvell Armada 3720 Dual-Core.
  • 512MB of DDR3 RAM.
  • 1 x Gigabit Ethernet Port.


Built as a budget- and user-friendly single-bay NAS for storing, sharing, and protecting personal data, the Synology DiskStation 6TB DS120j 1-Bay NAS Enclosure offers a variety of applications, allowing beginners to explore to convenient functionality of a Synology NAS. It is equipped with one drive bay that is capable of natively supporting 3.5" hard drives, as well as 2.5" hard drives and SSDs via an adapter. Using its single drive bay, this NAS will allow you to store and share a large number of files, including videos, music, photos, and documents with up to 512 user accounts.

The DS120j runs on Synology DiskStation Manager (DSM) OS, which is a browser-based operating system which helps to simplify managing your Synology NAS. Its CPU is an 800 MHz Marvell Armada 3720 Dual-Core and its 512MB of DDR3 RAM allows frequently-used files and applications to be quickly accessed. The NAS is capable of achieving sequential read speeds of over 112 MB/s and sequential write speeds of over 106 MB/s. Also featured are two USB 2.0 Type-A ports which allows it to be connected to your Windows or Mac system, and network connectivity is achieved via the integrated Gigabit Ethernet port, allowing your stored data to be shared with users throughout the network. Data may also be made remotely available through the free iOS and Android applications.

The DS120j is engineered to be energy efficient. Not only does it offer a 60 x 60mm fan to help keep the system running cool at all times, it also supports numerous scheduled power on / off cycles and hard drive hibernation to further minimise power consumption and operation expenses.

The Synology DiskStation DS120j 1-Bay NAS Enclosure operates on 100-240 VAC at 50/60 Hz and includes an accessory pack, an AC power adapter, and an RJ45 LAN cable. It is protected by a limited 2-year warranty.

Key Features:

User-Friendly and Power-Saving Personal Cloud

The Synology DS120j is a 1-bay entry-level network-attached storage solution designed for personal users. With Synology DiskStation Manager (DSM), an intuitive web-based operating system, the DS120j is easy-to-use and suitable for even first-time NAS users. Powered by a and 800 MHz Dual-Core processor, the DS120j delivers sequential throughput with reads at over 112 MB/s and writes at over 106 MB/s in a Windows environment. Consuming only 9.81W during access and 4.68W during HDD hibernation, the DS120j is power efficient and made to serve as a 24/7 personal storage server.

Cross-Platform File Sharing and Data Synchronisation

The Synology DS120j supports comprehensive network protocols, ensuring a seamless file sharing experience across Windows, macOS, and Linux platforms. Cloud Sync keeps your Dropbox, Google Drive, Microsoft OneDrive, Baidu, and Box storage in sync with your personal DiskStation at home. Synology Drive allows you to synchronise files across Windows, macOS, Linux, and mobile devices, effortlessly keeping everything up to date. The DS120j combines seamless file sharing capability with a high level of security, including HTTPS support, a built-in firewall, and multiple IP and account intrusion auto-blocking mechanisms.

Your Personal Multimedia Library

The DS120j helps you easily manage your multimedia content and share it across Windows, macOS, and Linux platforms. With Video Station, you can organise your personal digital video library using comprehensive media information. Audio Station comes with Internet radio, lossless audio format support, and provides music playback via DLNA and AirPlay devices. Photo Station's intuitive design allows professional photographers to effortlessly organise photos into customised categories, smart albums, and link them to social media sites with just a few clicks. As a photo solution for personal and home use, Moments promises users a modern browsing experience by offering mobile photo backup, photo sharing, and similar photo detection.

Easy Backup Solutions

Synology Hyper Backup provides multi-version backup with block-level incremental backup and cross-version deduplication. It optimises storage utilisation and allows data to be backed up to multiple destinations such as local shared folders, external hard drives, network shared folders, rsync servers, and public cloud services. Synology Drive Client backs up your Windows, Mac, and Linux computers to safeguard important files. The DS120j is also compatible with Time Machine, allowing you to back up your Mac to a Synology NAS.

Available Anytime and Anywhere

Synology provides mobile applications for you to enjoy your multimedia library virtually anytime and anywhere. Available on iOS and Android platforms, DS photo, DS audio, DS video, and DS file allow access to your Synology NAS respectively through Photo Station, Audio Station, Video Station, and File Station. QuickConnect allows connection to your Synology NAS via a secure and customisable address, so that you can instantly access media and work files on most Windows, Mac, and Linux computers, plus mobile devices.


Number of Bays 1 x 2.5"/3.5"
Media Card Slots None
Connections 2 x USB Type-A (USB 2.0 (480 Mb/s))
1 x RJ45 (Gigabit Ethernet)
Compatible Drive Interface SATA (Unspecified Version)
Form Factor Desktop
Hot-Swap Support No
Link Aggregation and Failover Support No
Wake on LAN Yes
Type None
Processor Marvell A3720 Dual-Core
Clock Speed Base: 800MHz
Total Installed Memory 512 MB DDR3
Supported Protocols AFP
iSCSI Target 10
Max Cameras Supported 5
Max Concurrent Connections 50
Max Folders 256
Max Groups 128
Max Sync Tasks 2
Max User Accounts 512
OS Compatibility Windows
File System Formats Supported Internal: EXT4
External: EXT3, EXT4, FAT, HFS+, NTFS, exFAT
Supported Browsers Chrome, Edge, Firefox, Internet Explorer, Safari
Supported Languages Brazilian Portuguese
Simplified English
Traditional Chinese
Power Consumption 9.81 W (Typical)
4.68 W (Standby)
Power Source AC Adapter
PSU Wattage 1 x 36 W
AC Input Power 100 to 240 VAC, 50 / 60 Hz
Security Features Kensington Security Slot
Operating Temperature 32 to 104°F / 0 to 40°C
Operating Humidity 5 to 95%
Storage Temperature -5 to 140°F / -20 to 60°C
Cooling 1 x 60 mm Fan
Noise Level 16.9 dBA
Built-In Speakers None
Audible Alarm None
IR Sensor None
Status Monitoring LED Indicator
Dimensions 2.8 x 6.5 x 8.8" / 7.11 x 16.51 x 22.35 cm
Weight 1.54 lb / 0.7 kg
Drive Capacity 6.00 TB
Cache Memory 256 MB
Interface SATA III (6 Gb/s)
Sequential Read Speed 210 MB/s
Sequential Write Speed 210 MB/s
Drive Type HDD
Form Factor 3.5"
Noise Level 29.0 dB (Active)
25.0 dB (Idle)
HDD Specs
Spindle Speed (RPM) 5400 RPM
Reliability / Data Integrity
Load/Unload Cycles 600,000
Mean Time Between Failures (MTBF) 1.0 Million Hours
Non-Recoverable Read Errors per Bits Read < 1 in 1014
Power Draw 5.7 W (Active)
2.8 W (Idle)
0.5 W (Standby)
Current 1.79 A at 12 VDC
Operating Shock 30 G / 2.0 ms
Storage Shock 250 G / 2.0 ms
Operating Temperature 32 to 149°F / 0 to 65°C
Storage Temperature -40 to 158°F / -40 to 70°C
Certifications RoHS, as per Manufacturer
Dimensions (W x H x D) 1 x 5.7 x 4" / 26.1 x 144.8 x 101.6 mm
Weight 1.4 lb / 0.7 kg

In The Box

  • Synology DiskStation DS120j 1-Bay NAS Enclosure
  • WD 6TB Red 5400 rpm SATA III 3.5" Internal NAS HDD Retail Kit.


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  • Product: Synology DiskStation 6TB DS120j 1-Bay NAS Enclosure
  • Manufacturer: Synology
  • Model: SS301-166R
  • SKU: SS301-166R
  • RM Product #: 65750
  • Warranty: 2 - 5 year manufacturer warranty depending on exact model. Check with the Sales team for more information.

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