QNAP TL-R400S 4-Bay JBOD 1U Rackmount NAS Enclosure, Diskless

SKU: QNTLR400SUS MFR: TL-R400S-US
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Key Features

  • Expand your QNAP NAS storage with this 4-bay JBOD enclosure for secure data backup.
  • Achieve fast performance with SATA 6Gb/s support, perfect for media streaming & archiving.
  • Ensure data security using RAID configurations for reliable storage in your business setup.
  • Enjoy easy setup with the included host bus adapter, seamlessly integrating with your QNAP NAS.
  • Benefit from a reliable brand, QNAP, offering a 3-year warranty for peace of mind.
  • Access your files remotely by connecting to a compatible QNAP NAS for ultimate flexibility.
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Special Order?Estimated to Ship: 08/19/2025
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QNAP TL-R400S Specifications

  • JBOD Connection Interface

    SATA

  • Drive Bay

    4 x 3.5"

  • Drive Compatibility

    3.5" SATA 6Gb/s, 3Gb/s hard disk drives
    2.5" SATA 6Gb/s, 3Gb/s solid state drives

  • Hot-swappable

    Yes

  • Form Factor

    1U Short Depth Rackmount

  • Host Interface

    1 x SFF-8088

  • LED Indicators

    HDD 1-4, Status, Link, Fan error

  • Buttons

    Power switch

  • Operating Temperature

    32 Degree F - 104 Degree F (0 - 40 Degree C)

  • Storage Temperature

    -4 Degree F - 158 Degree F (-20 - 70 Degree C)

  • Relative Humidity

    5-95% RH non-condensing, wet bulb: 27 Degree C (80.6 Degree F)

  • Power Supply Unit

    100W PSU, 100 - 240V

  • Power Consumption

    25.07 W (Operating Mode, Typical)

  • Fan Mode Switch

    Auto, high, medium, low

  • Fan

    2 x 40mm, 12VDC

  • System Warning

    Buzzer

  • Kensington Security Slot

    Yes

  • QTS / QuTS hero

    Yes

  • Windows

    Yes

  • Ubuntu

    Yes

  • Dimensions (H x W x D)

    1.73 x 17.28 x 11.46" (4.39 x 43.89 x 29.10cm)

  • Weight

    10.85 lbs (4.92kg)

  • UPC Code

    885022018246

About QNAP TL-R400S

TL-R400S Rackmount JBOD storage enclosure allows you to back up and expand your QNAP NAS, Windows and Ubuntu computers and servers. The TL-R400S features four 3.5-inch SATA 6Gb/s drive bays, the shallow rack design is perfect for installing the TL-R400S in a compact rack, or in areas with a lot of cabling. TL-R400S comes with a QXP PCIe card for connecting the enclosure using a SFF-8088 (or SFF-8644) cable. It provides reliable read/write performance for smooth storage and backup tasks.

High capacity & compatibility
High-capacity TL SATA JBOD not only can expand NAS storage, but also Windows and Ubuntu computers and servers.

High-speed connectivity
SFF-8088 (or SFF-8644) connection cable supports four SATA 6Gb/s channels per cable (24Gb/s in total) and provides faster data transfer speeds than eSATA and USB.

Short depth design
The short depth rackmount NAS is perfectly suited for installation in a compact rack, or places with a lot of cabling.

High-performance of TL SATA JBOD
The TL SATA JBOD supports multi-lane SATA 6Gb/s transfer, and each SATA lane directly connects to a single SATA drive to help improve performance. With the 1-1 high-speed channel, the TL SATA JBOD delivers excellent transfer performance.

Flexible Storage Configuration and Management
The TL-R400S provides software-controlled storage configuration for greater management flexibility. You can configure RAID and monitor JBOD enclosure and disk health with Storage & Snapshots when connected to a QTS or QuTS hero NAS, or with the QNAP JBOD Manager utility when connected to a computer.

Use the Storage & Snapshots Manager in QTS or QuTS hero to configure the TL-R400S as a storage enclosure for your QNAP NAS. The NAS expansion storage mode supports various NAS functions, including storage pools and snapshots. With TL-R400S, you can easily expand storage capacity.

The QNAP JBOD Manager is a desktop utility for monitoring the TL-R400S on Windows and Ubuntu computers. You can quickly obtain disk statuses, JBOD information and health, view fan rotation speed, and check for firmware version updates.

What you need to know
You can connect your TL-R400S to Windows and Ubuntu computers and servers through the SFF-8088 (or SFF-8644) high-speed cable and use built-in utility to manage the RAID configuration.

Intelligently Monitor JBOD Enclosure Status on PC and Servers with QNAP JBOD Manager
The QNAP JBOD Manager is a desktop utility for monitoring the TL-R400S on Windows and Ubuntu computers. You can quickly obtain the disk statuses, JBOD information and health, view fan rotation speed, and check for firmware version updates. All device events are recorded, and will send desktop notifications when a system alert occurs.

Flexibly Expand Connectivity with QXP PCIe Cards
Install an exclusive QXP PCIe card onto your QNAP NAS, Windows or Ubuntu PC and servers to connect the JBOD enclosure via SFF-8088 (or SFF-8644) cable, for easy and flexible storage expansion.

Versatile usage scenarios to meet storage expansion needs
The TL-R400S meets many storage expansion requirements for the home and office. Below is a list of potential application scenarios:

Scenario 1: Expand your NAS capacity
The TL-R400S provides an alternative method for users to expand their NAS storage capacity. By connecting the TL-R400S to their NAS and using Storage & Snapshots Manager in QTS or QuTS hero, users can easily configure and manage their storage expansion. The TL-R400S supports a variety of QNAP NAS storage and file management functions, allowing users to build storage pools, finding files with Qsirch, and organizing files with Qfiling.

Scenario 2: External storage for your NAS
You can use the TL-R400S to expand your NAS storage. You can select disks to create storage pools for expanding your NAS capacity, or you can treat each disk as an individual external storage space and use it as a removable drive for greater flexibility. Regardless of the mode you use, you can always use Storage & Snapshots Manager in QTS or QuTS hero to set up and manage your TL-R400S and use hard drive S.M.A.R.T. and Notification Center to check disk status anytime and anywhere.

Scenario 3: Expand the storage space of your Windows and Ubuntu computers and servers
You can use your TL-R400S with Windows and Ubuntu computers and servers to expand more storage space. You can set up the RAID configuration of your TL-R400S to further secure data protection. Moreover, you can also use the single disk mode and format with exFAT file system for more convenient access and sharing of files between Windows and Ubuntu computers.

Scenario 4: Third-party hardware RAID card for advanced protection
You can install third-party hardware RAID cards on your TL-R400S for advanced hardware RAID 1, RAID 5, RAID 6, RAID 10, RAID 50, and RAID 60 protection and use Windows utility software to manage your TL-R400S.

TL-R400S Offers Better Performance Than Other USB and eSATA JBOD Solutions
The TL-R400S features SFF-8088 (or SFF-8644) connectivity and multiple SATA 6Gb/s bays. This provides better sequential read performance and faster data transfer speeds than existing USB and eSATA expansion enclosures, while also being a more economical option compared to a QNAP REXP SAS enclosure.

QNAP TL-R400S Features

  • Expand NAS, Windows, or Ubuntu storage with high-speed SFF-8088/8644 connectivity
  • Short-depth design fits compact racks, perfect for tight spaces
  • Manage RAID and monitor disk health via QNAP JBOD Manager on Windows and Ubuntu
  • Supports flexible storage configuration with high-performance SATA 6Gb/s transfer

Warranty Information

This product has a limited warranty of 36 months.

Product Documents

User Manual

Key Features

  • Expand your QNAP NAS storage with this 4-bay JBOD enclosure for secure data backup.
  • Achieve fast performance with SATA 6Gb/s support, perfect for media streaming & archiving.
  • Ensure data security using RAID configurations for reliable storage in your business setup.
  • Enjoy easy setup with the included host bus adapter, seamlessly integrating with your QNAP NAS.
  • Benefit from a reliable brand, QNAP, offering a 3-year warranty for peace of mind.
  • Access your files remotely by connecting to a compatible QNAP NAS for ultimate flexibility.

What's in the box:

  • QNAP TL-R400S 4-Bay JBOD 1U Rackmount NAS Enclosure (Diskless)
  • Power Cord
  • SFF-8088 to SFF-8088 Mini SAS Cable
  • 12x Flat Head Screws for 2.5" HDDs
  • 16x Flat Head Screws for 3.5" HDDs
  • 1-Port SFF-8088 SATA III Host Bus Adapter for QNAP NAS Arrays
  • 2x Hanger
  • 2x Holder
  • QNAP 3 Year Limited Warranty