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For small and medium businesses
$1,671.13
Special order — estimated available by September 10, 2026.
Genuine ASUSTOR through authorized distribution — TAA country-of-origin verified and NDAA §889 screened before checkout.
Cost-effective 2.5GbE 1U Rackmount Server
A thin 1U rack 2.5GbE server providing stable performance and four bays for expandable and easy SATA storage. The Lockerstor 4RS and 4RD bring expandability by bringing PCI Express capabilities, creating one of the most flexible and lightweight solutions for small businesses.
Enterprise Grade Quad-Core Intel Atom CPU and DDR4 RAM
Equipped with the new Quad-Core Intel Atom C3538 that is clocked at 2.1GHz and combined with more than 8GB of DDR4 RAM makes for an ultra-fast, ultra-smooth file sharing experience for your office.
Enterprise Backup
The Lockerstor RD has complete backup and safety mechanisms by including dual backup power supplies for safety while including four Ethernet ports for additional performance and redundancy. Two Gigabit and two 2.5-Gigabit Ethernet ports adorn the rear of the NAS, ensuring that everyone can access their files quickly and efficiently. The Lockerstor RD makes no sacrifices by ensuring zero downtime if a port or power supply is offline.
"Find Me" Function and Service Light for Server Rooms
In enterprise environments, storage devices are commonly placed together in a server room. In order to allow administrators to quickly find the NAS from among many servers the Lockerstor 4RS/RD(1U) provides a dedicated button on front panel. When this button is pressed, the LED service light on the rear panel of the NAS will light up. ASUSTOR also offers the mobile NAS management app, AiMaster which provides the exclusive Find Me function. When Find Me is activated, the system status light on the front of the NAS will flash and the system buzzer will sound, helping users to quickly find the NAS.
Agile Expandability
The ASUSTOR Lockerstor 4RD rackmount series prepares you for the needs of tomorrow. PCIe expansion enables 10-Gigabit Ethernet can be installed to increase performance and expandability. Combine the Ethernet ports and connect to a 2.5-Gigabit Ethernet switch to take advantage of extreme speeds. Break free from restrictions with the Lockerstor 4RD.
Efficient, Redundant and Powerful
The Lockerstor 4RD contains four Ethernet ports. Two are Gigabit and two are 2.5-Gigabit Ethernet. Combine the two 2.5-Gigabit Ethernet ports to increase performance and redundancy. Link aggregation increases performance to up to 5 gbps while also ensuring zero downtime in the event of one port going offline.
Expand your storage space
A professional grade NAS needs to be equipped with a diverse array of expansion functionality. In addition to the 4 drive bays, we have also included 4 USB 3.2 ports, allowing you to create a tailored storage space for both your work and entertainment needs.
More from the Manufacturer
Enterprise Grade Quad-Core Intel Atom CPU and DDR4 RAM
Virtual Storage
Enterprise Backup
Enterprise Grade Quad-Core Intel Atom CPU and DDR4 RAM
Equipped with the new Quad-Core Intel Atom C3538 that is clocked at 2.1GHz and combined with more than 8GB of DDR4 RAM makes for an ultra-fast, ultra-smooth file sharing experience for your office.
Efficient, Redundant and Powerful
The Lockerstor 4RD contains four Ethernet ports. Two are Gigabit and two are 2.5-Gigabit Ethernet. Combine the two 2.5-Gigabit Ethernet ports to increase performance and redundancy. Link aggregation increases performance to up to 5 gbps while also ensuring zero downtime in the event of one port going offline.
Enterprise Backup
The Lockerstor 4RD has complete backup and safety mechanisms by including dual backup power supplies for safety while including four Ethernet ports for additional performance and redundancy. Two Gigabit and two 2.5-Gigabit Ethernet ports adorn the rear of the NAS, ensuring that everyone can access their files quickly and efficiently.
Product feature
Intuitive controls
Using a NAS has never been easier. ADM's fresh and vibrant user interface features intuitive and familiar modern OS controls. With ASUSTOR NAS you'll never have to worry about a steep learning curve.
Effortless Connections to Your NAS
ADM 3.0 provides easy connections by supporting a new Internet Passthrough function that helps users to simplify previously complex router configurations. Even if users with mobile devices are under local network or multi-router environments, all they need to do is upgrade their apps to the latest version supporting ADM 3.0 and they will be able to easily connect to their NAS to access their data from anywhere and at any time. For computer users, they only need to install the new ASUSTOR EasyConnect (AEC) utility to utilize the Internet Passthrough function and conveniently connect to their NAS at home.
PC-less Software Installation
Mobile installation with AiMaster takes only 3 steps! Finding your NAS, system initialization and installation, power management, ADM firmware updates, system information and more are all available from the convenience of your mobile device at any time.
Comprehensive Backup Solutions
ASUSTOR devices provide a variety of backup options and are connected to a variety of public cloud storage services including Amazon S3, Dropbox, Google Drive, OneDrive, Box.net, HiDrive, Ralus, WonderBox, xCloud and CrashPlan.
You can also use FTP Explorer, USB external hard drive enclosures, external hard drives and local backup to ensure proper backup for your data. No matter if you are using Windows, Mac or Linux, ASUSTOR provides the proper tools for your backup needs
Cross-Platform Multi-User Access
The ASUSTOR NAS provides seamless cross-platform and multi-user access, allowing you to easily connect to your NAS from Windows, Mac OS X or Unix-like operating systems no matter if you are using a PC, notebook, tablet or smartphone.
Advanced File Permissions Management - Windows ACL
ASUSTOR has comprehensively integrated Windows ACL into ADM. Windows ACL provides a set of 13 different permissions settings, allowing administrators to configure permissions for individual files and folders that can be applied to different groups and users. Windows ACL permissions can be configured from within ADM's File Explorer or Microsoft Windows Explorer allowing administrators to easily manage permissions using familiar methods.
Create the ideal surveillance system
5 Step Quick Install Wizard The Start-up wizard helps you to configure cameras and set up the whole system
4 Free IP Camera Channels Set up a simple home surveillance system for free
3 Instant Notification Types Send notifications to specified personnel by means of SMS, email, or push notifications
2 Ways To View Surveillance System Freedom to use Mac and Windows web browser or Mobile device
1 Ideal Surveillance Solution
Limited Warranty: 3 Year
About ASUSTOR Founded in 2011, ASUSTOR Inc. was established via direct investment from ASUSTeK Computer Inc . The ASUSTOR brand name was created as a portmanteau of “ASUS” and “Storage”. ASUSTOR is a leading innovator and provider of private cloud storage (network attached storage) and video surveillance (network video recorder) solutions, also specializing in the development and integration of related firmware, hardware and applications. We are devoted to providing the world with an unparalleled user experience and the most complete set of network storage solutions possible. Company Culture At ASUSTOR we believe that our employees are our most treasured assets. We encourage creativity and welcome different voices and ideas. We are committed to creating a diverse, welcoming, happy and energetic work environment, providing a flexible space that allows you to employ your creativity and discover your potential. At ASUSTOR you will be able to see our staff's unmatched devotion to the design of network attached storage (NAS), crafting products with a unique blend of hardware and software integration. Our mission is to launch an international brand and to become a global leader in digital storage. Join us for a chance to work with the leading talents in the field, while receiving ample opportunities to display your abilities and grow together with the company.
| Controllers | |
|---|---|
| Controller Type | Serial ATA/600 |
| RAID Supported | Yes |
| RAID Levels | 0, 1, 5, 6, 10, JBOD |
| General Information | |
| Manufacturer | ASUSTOR |
| Manufacturer Part Number | AS6504RD |
| Brand Name | ASUSTOR |
| Product Line | Lockerstor 4RD |
| Product Model | AS6504RD |
| Product Name | Lockerstor AS6504RD SAN/NAS Storage System |
| Packaged Quantity | 1 |
| Product Type | SAN/NAS Storage System |
| I/O Expansions | |
| Number of Total Expansion Bays | 4 |
| Number of 2.5"/3.5" Bays | 4 |
| Total Number of Expansion Slots | 1 |
| Expansion Slot Type | PCI Express 3.0 x8 |
| Interfaces/Ports | |
| HDMI | No |
| Total Number of USB Ports | 4 |
| Number of USB 3.2 Gen 1 Ports | 4 |
| Network (RJ-45) | Yes |
| Number of Network (RJ-45) Ports | 4 |
| Management & Protocols | |
| Protocols | IMAP, IPSec, TCP/IP, SMTP, HTTPS, LDAP, L2TP, SFTP, UDP, SSH, CHAP, FTPS, AFP, RTSP, FTP, SMB 2.0, IPv4, PAP, WEBDAV, SSL, iSCSI, SNMP, TLS, HTTP, TFTP, NFS, UPnP, RSync, POP3, DDNS, CIFS/SMB, IPv6, PPTP |
| Memory | |
| Standard Memory | 8 GB |
| Memory Technology | DDR4 SDRAM |
| Network & Communication | |
| Ethernet Technology | Gigabit Ethernet, 2.5 Gigabit Ethernet |
| Physical Characteristics | |
| Height | 1.7" |
| Width | 17.3" |
| Depth | 20.3" |
| Form Factor | Rack-mountable |
| Rack Height | 1U |
| Weight (Approximate) | 20.50 lb |
| Power Description | |
| Number of Power Supplies Installed | 2 |
| Maximum Power Supply Wattage | 250 W |
| Redundant Power Supply | Yes |
| Processor & Chipset | |
| Processor Manufacturer | Intel |
| Processor Type | Atom |
| Processor Model | C3538 |
| Processor Core | Quad-core (4 Core) |
| Processor Speed | 2.10 GHz |
| Software | |
| Operating System | ADM 3.5 |
| Storage | |
| Number of Hard Drives Supported | 4 |
| Number of Hard Drives Installed | 0 |
| Total Hard Drive Capacity Supported | 72 TB |
| Number of Solid State Drive Supported | 4 |
| Number of Solid State Drive Installed | 0 |
| Flash Memory Capacity | 8 GB |
| Warranty | |
| Limited Warranty | 3 Year |
| Miscellaneous | |
| Package Contents |
|
Matched on Rack-mountable · iSCSI
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