AS-609RS / AS-609RD
A 2U rackmount professional NAS server combining high storage capacity with superior performance
The AS-609RS / AS-609RD is equipped with dual gigabit Ethernet ports and 9 drive bays, providing a stable environment for data exchange and storage while providing data protection and sustainable management.
  • Complete iSCSI and NFS support. VMware, Citrix and Hyper-V ready.
  • Support for Windows Active Directory
  • Outfitted with SuperSpeed USB 3.0 and SATA III ports
  • Support for RAID 0,1,5,6,10 and hard drive hot swapping
  • Military grade AES 256-bit encryption for individual shared folders
  • Uninterruptible dual power supply (AS-609RD)
  • Your Data is Safe with Us
    You no longer need to worry about accidentally losing your vital documents. ASUSTOR NAS devices provide you with a complete host of data protection and backup solutions to look after your most important information, creating a stress free and liberating user experience.

    Optimal data security solutions – abundant data protection and backup features

    Using backup utilities such as Backup Plan and Apple Time Machine you can easily backup data from a Windows PC or Mac directly onto an ASUSTOR NAS device. ASUSTOR NAS devices also offer a variety of different RAID configurations, allowing you to select the most appropriate configuration for your security needs.

    Moreover, our NAS devices also support a multitude of two-way sync and backup options. Besides backing up your data onto a NAS device, you can also further back up the data from a NAS device onto other devices. ASUSTOR NAS devices support backup via the cloud, external hard drive, Rsync and FTP. In the unfortunate event of a disaster, you will be able to recover and restore your data with the utmost speed, thereby helping you to avoid the damage that can be caused by lost data.
    iSCSI and Virtualization
    ASUSTOR recognizes that stable and efficient shared storage is a must for your virtual environment. The supported use of iSCSI and NFS allows you to seamlessly integrate with any existing IT environments. Additionally, all ASUSTOR NAS devices are verified as VMware, Citrix and Hyper-V ready, providing you with a flexible and cost-efficient virtual storage solution.

    The iSCSI features supported by ASUSTOR NAS devices include:
    - LUN Mapping
    - LUN Masking
    - ISO File Mounting
    - MPIO & MCS Support
    - Persistent (SCSI-3) Reservations
    Unleash unlimited potential
    The applications that come pre-installed with each ASUSTOR NAS device are just the beginning. At your convenience, you can browse through and download any applications that peak your interest from App Central. App Central allows you to explore the unlimited potential of ASUSTOR NAS devices while creating a personalized NAS device for yourself.

    Whether your interests lie in business, website construction or even digital home entertainment, App Central provides you with the boundless variety of applications that you require to satisfy your digital lifestyle needs.
    Protect our Planet with ASUSTOR
    As a responsible citizen of the Earth, it is our mission to continue to develop superior energy saving and energy efficient products. From their inception, all ASUSTOR NAS products are designed and developed around ecologically friendly concepts. When in use, our devices consume far less power than the average computer or server. Furthermore, our advanced power control features allow you to more efficiently manage your NAS device and hard drives. This lowers your electric bill and prolongs the lifespan of your hard drives all at the same time.

    All ASUSTOR NAS products are constructed in accordance with RoHS standards and use recyclable packaging materials, striving for the smallest ecological footprint possible.
    Embrace the Cloud, Enjoy Peace of Mind
    ASUSTOR NAS devices allow you to enjoy the conveniences of cloud computing, while simultaneously providing you with data security of the highest standard.

    All our devices come pre-installed with ADM Defender, which protects your data against all malicious attacks. Secure multitenancy and SSL encryption allow all users to access their data in a protected and stress free environment. As well, our NAS devices also support military grade AES 256-bit encryption for each individual shared folder, giving you the type of security and privacy that you require for your most confidential data. This means that, should you lose your NAS device, you still needn't worry about your sensitive data falling into the wrong hands.

    In addition to providing security for your data, ASUSTOR also caters to your other security interests. Our pre-installed Surveillance Center lets you collectively manage an array of IP cameras. Through the power of the Internet, you can keep an eye on all of your valued interests. In the event of any disruptions, Surveillance Center will notify you at once.

    Blazing performance that's ranked No. 1 in the world.

    • The world's fastest 4-bay NAS among all NAS brands with stunning 108MB/s read and 110MB/s write speeds under RAID 5 (AS7004T ranked #1 in Total NAS category as of June/2015 by Smallnetbuilder)
    • The world's fastest 2-bay NAS among all NAS brands with stunning 108MB/s read and 117MB/s write speeds under RAID 1 (AS5102T ranked #1 in Total NAS category as of June/2015 by Smallnetbuilder and

    Windows Read/Write (5GB file, 1GbE x 1)

    Series Read Write
    AS70 115.22 120.26
    AS62 112.80 111.95
    AS61 112.45 111.64
    AS51 112.38 111.73
    AS50 112.05 110.20
    AS-6 111.18 108.66
    AS31 112.41 112.41
    AS-3 110.38 81.74
    AS-2TE 101.36 70.32
    AS-2T 98.68 65.88
    AS10 110.66 95.72

    iSCSI Read/Write (5GB file, 1GbE x 1)

    Series Read Write
    AS70 102.4 119.54
    AS62 112.04 111.46
    AS61 111.60 111.20
    AS51 100.16 102.27
    AS50 99.66 101.89
    AS-6 99.24 97.88
    AS31 105.67 103.66
    AS-3 86.76 86.52
    AS-2TE 83.52 83.61
    AS-2T 83.18 79.14
    AS10 92.52 88.82

    AS50/51/61/62 Test Environment.

    Client PC
    CPUIntel Core i7-2600 3.40GHz
    OSWindows 7 x64
    HDDIntel SSD 530 128GB * 2 [RAID0]
    NetworkIntel Gigabit CT Desktop Adapter [MTU 1500]
    SwitchDLink DSG-1210-16
    OSADM 2.4.0.R8H11
    HDDIntel SSD 520 128GB *4
    Network1Gbps Ethernet, MTU 1500
    SwitchDLink DSG-1210-16

    • Tested models: AS5004T/AS5104T/AS6104T/AS6204T
      Tested RAID level: RAID 5

    AS-2/3/6 Test Environment

    Client PC
    CPUIntel Core i5-2320 3.00GHz
    OSWindows 7 x64, Ubuntu Server 12.10 x64
    HDDToshiba MQ01ABD032 *2 [Raid0]
    Network1Gbps Ethernet, MTU 1500
    SwitchDLink DSG-1210-16
    OSADM 2.0.2.R899
    Network1Gbps Ethernet, MTU 1500
    SwitchDLink DSG-1210-16

    • Tested models: AS-604T/AS-304T/AS-204TE/AS-204T
      Tested RAID level: RAID 5

    • Performance figures are achieved in the ASUSTOR lab using state of the art client computers under optimized network settings, and could vary in different environments. Ordinary desktop or notebook computers may be unable to reproduce these figures.

    AS10/31 Test Environment.

    Client PC
    CPUIntel Core i7-2600 3.40GHz
    OSWindows 7 x64
    HDDIntel SSD 530 128GB * 4 [RAID0]
    NetworkIntel Gigabit CT Desktop Adapter [MTU 1500]
    SwitchDLink DSG-1210-16
    OSADM 2.5.0.R941
    HDDIntel SSD 520 128GB * 4
    Network1Gbps Ethernet, MTU 1500
    SwitchDLink DSG-1210-16

    • Tested models: AS1004T/AS3104T
      Tested RAID level: RAID 5

    Hardware & Packaging

    Hardware Specifications

    • CPU: Intel® Atom™ 2.13 GHz Dual-Core Processor
    • Memory: 1GB SO-DIMM DDR3 (Expandable. Max. 3GB) Installation Guide
    • HDD: 2.5" or 3.5" SATA II/ III x 9¹ Compatibility
    • Maximum Internal Raw Capacity: 72 TB  (8 TB HDD X 9, Capacity may vary by RAID types)
    • Supports Hot Swappable Drives
    • Expansion: USB 3.0 x 2, USB 2.0 x 4, eSATA x 2
    • Network: Gigabit Ethernet x 2
    • Output: HDMI 1.3a x1
    • System Fan: 60mm X2
    • Input Power Voltage: 100V to 240V AC
    • Certification: FCC, CE, VCCI, BSMI, C-TICK


    • Power Consumption:
      AS-609RS: 58.7W (Operation); 32.8W (Disk Hibernation); 1.4W (Sleep Mode)
      AS-609RD: 73.5W (Operation); 44.9W (Disk Hibernation); 2.02W (Sleep Mode) ²
    • Noise Level:
    • Operation Temperature: 5°C~35°C (40°F~95°F)
    • Humidity: 5% to 95% RH

    ASUSTOR Hightlight

    • System Migration
    • Cloud Connect
    • Dr.ASUSTOR
    • 2-way Backup
    • Task Monitor

    Eco-Friendly Design

    • System Automatically Enters Sleep Mode (Schedule S3)
    • Auto-Standby for Both Internal and External Disks
    • Auto Fan Control
    • LED Night Mode
    • Power Schedule: On, Off, Restart, and Sleep

    Size and Weight

    Software & Features

    Operating System

    • ADM 2.5 Onwards
    • Supports Online Firmware Updates

    Supported OS

    • Windows XP, Vista, 7, 8, Server 2003, Server 2008, Server 2012
    • Mac OS X 10.6 Onwards
    • UNIX, Linux, and BSD

    Supported Languages

    • Deutsch, English, Français, Italiano, Nederlands,Русский, 日本語, 한글, 简体中文, 繁體中文, Česká,Polski, Svenska, Dansk, Norsk, Suomi, Português,Türkçe, Español, Magyar

    Supported Browsers

    • Internet Explorer 9 Onwards
    • FireFox
    • Chrome
    • Safari


    • VMware ready
    • Citrix ready

    Network Protocols

    • CIFS / SMB, SMB 2.0, AFP, NFS, FTP (Unicode Supported), TFTP, WebDAV, Rsync, SSH, SFTP, iSCSI, HTTP, HTTPS, Proxy, SNMP, Syslog

    File System

    • Internal Disk: EXT4
    • External Disk: FAT32, NTFS, EXT3, EXT4, HFS+

    Storage Management

    • Support Multiple Volumes with Spare Disks
    • Volume Type: Single disk, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
    • Support for Online RAID Level Migration
    • Support for Online RAID Capacity Expansion


    • Insert Hard Disk & Immediately Access Files
    • Transfer or Exchange Terabytes of Data via the Internal Hot-Swap SATA Interface
    • Up to 2 Bays Reserved for MyArchive Docking Purposes


    • Maximum Targets: 256
    • Maximum LUNs: 256
    • Maximum Snapshot Versions of a Single LUN: 256
    • Target Masking
    • LUN Mapping
    • ISO File Mounting
    • Supports MPIO
    • Persistent (SCSI-3) Reservations

    Customized Sign In Page

    • 2 Different Template Choices
    • Customizable Title, Imageand Background
    • Image Import Function

    Disk Management

    • Scheduled Bad Block Scans
    • Scheduled S.M.A.R.T Scans

    Energy Control

    • Configurable Disk Hibernation and Sleep Mode Wait Time
    • Configurable Time Period for Sleep Mode Activation
    • Automatic Sleep


    • TCP/IP (IPv4 & IPv6)
    • Link Aggregation: Supports 802.3ad and Six Other Modes for Load Balancing and/or Network Failover
    • Jumbo Frame (MTU)
    • VLAN
    • Cloud Connect
    • Wireless Network³
    • DDNS and EZ-RouterCompatibility
    • Supports Wake-on-LAN (WOL)

    Backup Solutions

    • Rsync (Remote Sync) Backup
    • Cloud Backup
    • FTP Backup
    • External Backup
    • Internal Backup Using Internal High Speed SATA’s 6GB Bandwidth to Back up to MyArchive/Volume

    System Administration

    • Log Type: System Log, Connection Log, File Access Log
    • Real-time Online User Monitor
    • Real-time System Monitor
    • User Quota
    • Virtual Drive (ISO Mounting, Maximum 16)
    • UPS SupportCompatibility

    Network Recycle Bin

    • Share folder-based
    • Maintains original directory structure and file permission
    • On-click restore
    • Supports scheduled emptying
    • Filtering rules
      1. File size
      2. File extension

    Access Control

    • Maximum Number of Users: 4096
    • Maximum Number of Groups: 512
    • Maximum Number of Shared Folders: 512
    • Maximum Number of Concurrent Connections: 512
    • Supports Windows Active Directory


    • Provides both Windows ACL and Linux ACL permission configuration methods
    • Can enable Windows ACL for specific shared folders
    • Comprehensive support for Windows’ 13 types of advanced permission settings
    • Can view Windows ACL permission settings from within ADM
    • Supports local users and groups
    • Exclusive permission reset function allows users to quickly restore default permissions


    • AES 256-Bit Folder Encryption
    • Firewall: Prevent Unauthorized Access
    • Alert Notifications: E-mail, SMS
    • Encrypted Connections: HTTPS, FTP over SSL/TLS, SSH, SFTP, Rsync over SSH
    • Built-in Hardware Encryption Engine: AS70/61/62/10 Series

    Network Defender

    • Auto black list
    • Trusted list
    • Black/White list
      • Supports IP/IP range/geolocation

    External Devices

    • Supports USB/eSATA3 External Storage Devices
    • USB Wi-Fi Dongle Support
    • Bluetooth Dongle/Speaker Support
    • USB Printer Support
    • USB DAC/IR Receiver/Keyboard/Mouse Support
    • CD ROM Drive/DVD ROM Drive/Blu-Ray ROM

    Featured Apps


    • Scheduled Scans
    • Automatic Virus Definition Updates
    • Quarantine Infected Files

    ASUSTOR Portal(HDMI Local Output)⁶

    • Supports Output for 4 Channels of Megapixel IP Camera Video Feeds
    • Chrome Web Browser and YouTube Integration
    • Downloads from Chrome Automatically Saved to the NAS
    • Power Control Settings: Power on, Sleep, Restart and Wake via Remote
    • Customizable ASUSTOR Portal Desktop Wallpaper
    • Add Shortcuts to Favorite Websites
    • Increased TV Compatibility via Overscan and Resolution Settings
    • Max. Resolution: 1080p(HD)/2160p(4k)⁷
    • ADM integrated for local system management


    • Virtual Machines are Able to run the Following Operating Systems: Windows, Linux, Solaris, Mac OS X
    • Virtual Machine Import Format: OVF
    • Virtual Machine Export Format: OVF 0.9, OVF 1.0, OVF 2.0
    • Virtual Machine Snapshots
    • Virtual Machine HDMI Audio Output
    • Physical NAS Network Port can be Designated for use by Specific Virtual Machine


    • XBMC 12.3
    • Play All Media Content Stored on NAS
    • Video Output via HDMI
    • TV Shows, Movies, Apps and More
    • ASUSTOR Customized Features
    • AiRemote Mobile App
    • Supports SBS 3D Playback (Side By Side)

    Download Center

    • Supports BT(Torrent & Magnet Link), HTTP and FTP Downloads
    • Torrent Search
    • Choose Files Before a BT Task Starts
    • Customizable Download Schedule
    • Bandwidth Control
    • RSS Subscription and Automatic Downloading (Broadcatching)
    • ASUSTOR Download Assistant for Windows & Mac
    • AiDownload for iOS & Android with Push Notification
    • Smart Download Function

    DataSync for Microsoft OneDrive

    • Each ADM account is able to individually log into a OneDrive account
    • Supports file filter and bandwidth limitation
    • Supported backup methods:
      • Sync
      • Directly upload files to OneDrive from NAS
      • Directly download files from OneDrive to NAS


    • Each ADM Account is Able to Individually Log in to One Dropbox Account
    • Supported Backup Methods:
      • Sync

    File Explorer

    • Web-based File Management
    • ISO File Mounting
    • Share Links
    • Task Monitor
    • Browse Files on Local PC
    • Thumbnail Previews
    • Data Access via External Optical Drive
    • Supports video playback¹⁰

    FTP Explorer

    • Directory Structure View with Drag & Drop Transfers
    • Task Monitor
    • Stopping of Transmission Task & Resumption of Connection
    • Encrypted Connections: Explicit over TLS, Implicit over TLS
    • FTP Site Manager
    • Bandwidth Control
    • Maximum Simultaneous Transfer Control

    Google Drive

    • Each ADM Account is Able to Individually Log in to One Google Account
    • Supported Backup Methods:
      • Sync
      • Directly Upload Files to Google Drive from NAS
      • Directly Download Files from Google Drive to NAS


    • Each ADM Account is Able to Individually Log in to One HiDrive Account
    • Supported Backup Methods:
      • Directly Upload Files to HiDrive from NAS
      • Directly Download Files from HiDrive to NAS
    • Supported Protocols:
      • Rsync
      • FTP
      • FTPS
      • SFTP
      • Rsync + SSH


    • Currently only available for Windows Chrome. Installation of the VLC media player browser plug-in is required.
    • Supports the use of DVB-T/DTMB digital TV dongles to stream and record scheduled digital TV programs.
    • Only certain countries and territories support DVB-T. Please click on the following link to learn more about the regions supporting DVB-T. (Please see thecompatibility list for more information on compatible DVB-T/DTMB digital TV dongles)
    • Supports multiple TV tuners. A single TV tuner can only stream or record from one channel at a time.
    • Playback of High-Definition Video Files
    • Supports External Subtitles and Multiple Audio Channels
    • Supports the Browsing of Photos
    • Recently Added, Recently Watched and Favorite Browsing Categories
    • Supports Browsing of Electronic Program Guides
    • Edit and Manage Recording Tasks
    • Configure Recording Tasks: Time, Length and Recording Frequency
    • No Need for an EPG, Just Select a Channel and Time to Begin Recording
    • Recording Task Log
    • Configurable Favorite Programs to Record
    • Supported video formats: avi, flv, mov, mp4, mkv, mka, ts, mpg, ra, ram, rm, rv, rmvb
    • Supported video codec: aac_latm, aac, ac3_fixed, ac3, dca, eac3, h.264, mlp, mp1, mp2, mp3, mpeg2video, mpeg4, treuhd, vc1, wmav2, wmv3
    • Supported external subtitle formats: srt, ass, ssa
    • Supported photo formats: jpg, jpeg, bmp, png, gif, tif

    iTunes Server

    • For iTunes on Mac & Windows
    • Supports AirPlay
    • Supports iOS Remote Pairing
    • Supported Audio Formats: AIF⁵, M4A (AAC & Apple Loseless), M4P, M4R, MP3, WAV⁵
    • Supported Video Formats: M4V, MOV, MP4
    • Supported Playlist Formats: M3U, WPL

    Mail Server

    • Each ADM Account can Become an Independent Email Account
    • Email Activity Monitor (Over 1 Week, 1/3/6 Months)
    • Provides SMTP, IMAP and POP3 Mail Protocols
    • Supports SMTP Relay and Verification
    • SMTP-SSL Secure Connections
    • Spam Filter and Black List Settings
    • Antivirus Scanning for Emails
    • Email Alias Creation and Mapping
    • Monitoring of Mail Queue
    • Mail Service Activity Log
    • Exclusive Email Backup Mechanism
    • Auto-Forwarding and Auto-Response Protocols

    Photo Gallery

    • Supported Image Formats: JPG/JPEG, GIF, PNG, BMP, TIFF, RAW (ARW, CR2, CRW, DNS, DCR, ERF, K25, KDC, MEF, MONO, MRW, NEF, NRW, ORF, PEF, PPM, RAF, RW2, SR2, SRF)
    • Image Library Import
    • Album Access Control
    • Supports video playback¹⁰
    • Unique Pinterest Style Photo Album with 5 Photos on Cover
    • Supported Image Format: JPG, PNG, GIF, Raw

    Surveillance Center

      • Up to 24channels in 720p on single live view display(4 Free Channels)
      • On-screen camera controls including camera PTZ, manual recordings, take snapshots,configure camera settings and open Maps
      • Up to 4 channels of synchronous and non-synchronous playback with audio
      • Intelligent video analytics including motion detection and foreign object detection
      • Supported Browsers: Windows Internet Explorer, Firefox, Mac Safari, Mac Firefox
      • Event notification supports SMS, E-mail, and mobile push notification
      • Automated event action rules
      • Role-based access control
      • RTSP streaming server (video and audio)
      • AiSecure mobile app for iOS and Android with Push notification
      • ONVIF™ 2.4, Profile S certified
      • Two different camera license packages are offered: single channel and 4 channels.
      • Maximum IP Cam (4 Free Licenses; Additional Licenses to be Purchased)

    Series Maximum IP cam Local display
    AS7 49 Yes
    AS61/62 25 Yes
    AS50/51 25 Yes
    AS6 16 Yes
    AS31 16 Yes
    AS2TE/AS3 8 Yes
    AS2T 8 N/A
    AS10 8 N/A


    • Import Personal/Public Music Collection
    • Personal/Public Music Collection Permission Control
    • Playlist Editor
    • ID3 Tag Editor
    • Local Speaker Support: HDMI, USB
    • Supported Audio Formats for Browser: MP3, WAV, Ogg
    • Supported Audio Formats for Transcoding Through Browser: AIFF, Flac
    • Supported Audio Formats for Local Speaker: MP3, WAV, Ogg, AIFF, Flac
    • ASUS DAC Support


    • Download from YouTube, Vimeo, YouKu, Tudou and More
    • Selectable the Video Type and Quality
    • Automatic Downloads with YouTube Subscriptions
    • Preview Downloads in Progress
    • Online Playback

    UPnP Media Server

    • Supports PS3 and other Digital Media Player Capable Devices
    • Supports On-The-Fly Transcoding for Most RAW Images and Audio(OGG, FLAC)
    • Supported Image Formats: BMP, GIF, ICO, JPG, PNG, PSD, TIF, RAW Image⁴ (3FR, ARW, CR2, CRW, DCR, DNG, ERF, KDC, MEF, MOS, MRW, NEF, NRW, ORF, PEF, RAF, RAW, RW2, SR2, X3F)
    • Supported Audio Formats: 3GP, AAC, AC3, AIFC, AIFF, AMR, APE, AU, AWB, FLAC1, M4A, M4R, MP2, MP3, OGG Vorbis1, PCM, WAV, WMA
    • Supported Video Formats: 3GP, 3G2, ASF, AVI, DAT, FLV, ISO, M2T, M2V, M2TS, M4V, MKV, MPv4, MPEG1, MPEG2, MPEG4, MTS, MOV, QT, SWF, TP, TRP, TS, VOB, WMV, RMVB, VDR, MPE

    VPN Client

    • Supported VPN Protocols: PPTP, OpenVPN
    • Transmission Package Monitor
    • PPTP Authentication: PAP, CHAP, MS CHAP, MS CHAP2
    • PPTP Encryption: No MPPE, MPPE (40, 128 bit), Maximum MPPE (128 bit)
    • OpenVPN Port Control
    • OpenVPN Link Compression

    VPN Server

    • Supports PPTP and OpenVPN Protocols
    • View Current Connections & Ability to Disconnect Suspicious Connections
    • Comprehensive Connection Log

    SNMP Server

    • Supports SNMP v1, v2c, v3 and trap
    • ASUSTOR NAS MIB provided

    Syslog server

    • Supports standard syslog protocol
    • Graphical log monitoring by time and device
    • Supports TCP and UDP
    • Auto log archiving
    • User-defined email notification
    ¹ Hard disks not included.
    ² Test HDD: WD Red 3 TB HDD
    ³ USB Wi-Fi dongle not included.
    ⁴ You must first enable real time transcoding for these files in order to play them.
    ⁵ Metadata (e.g. title) may not be able to displayed in iTunes.
    ⁶ ASUSTOR recommends that ASUSTOR Portal be used with a TV with a resolution of 720p or higher or a monitor supporting audio output.
    ⁷ Currently, 2160p(4k) is only available on the 31/61/62/7 series.
    ¹⁰ Video playback is not supported in Chrome.

    Package Contents

    • Package Weight: AS-609RS: 16.2kg; AS-609RD: 18.5kg
    • Package Size:
      AS-609RS: 238(H) x582(W) x704(D) mm
      AS-609RD: 238(H) x582(W) x704(D) mm

    AS-609RS / AS-609RD Unit x1
    Installation CD x1
    AC Power Cord
    AS-609RS x1; AS-609RD x2
    RJ-45 LAN Cable(Cat 5e) x2
    Flat Head Screw (for 3.5" HDD) x36
    Flat Head Screw (for 2.5" HDD) x36
    Quick Start Guide