QNAP TR-004 4 Bay USB Type-C Direct Attached Storage with Hardware Raid Enclosure, Supports Up to 4 SATA Drives, 65W, 100-240V, 18.1 dbA Sound Level, 4 x 2.5 / 3.5 Inch SATA 3Gb/s | TR-004
- Free delivery by Monday, Nov 02
- Bank transfer payment
- 1 Year warranty
- Free returns
The TR-004 USB 3.2 Gen 1 RAID expansion enclosure allows you to expand the capacity of your QNAP NAS and PC. The TR-004 can also be utilized as a DAS (Direct-attached Storage) device, allowing you to directly access its content just by connecting it via USB. The TR-004 features four 3.5-inch SATA drive bays with multiple RAID configuration options and USB 3.2 Gen 1 Type-C connectivity to bring you a highly reliable and secure storage capacity expansion solution.
Non-Server versions of Windows have a 63TB limit for a single volume. Thus, when connecting QNAP storage expansion products, the same limitation applies. For volumes larger than 63TB, it is recommended to use the Windows Server operating system.
USB 3.2 Gen 1 (5Gbps)
- USB 3.2 Gen 1 Type-C port* for faster data transfer.
- Maximum 1M USB cable is recommended.
Supports SATA drives
- Supports up to four SATA drives for reliable read and write performance
Disk mode DIP switch
- Disk mode DIP switch to change from Hardware Control and Software Control configurations for setting RAID group.
Lockable drive trays
- Lockable hard drive trays to prevent accidental drive removal.
Easy to eject
- Eject button for disconnecting the TR-004 from a NAS or computer*.
- Requires the QNAP External RAID Manager utility.
Effective storage expansion with RAID Support
The TR-004 is an ideal storage expansion solution for PCs, especially for laptops which lack the ability to install larger, higher-capacity drives. Featuring four 3.5-inch SATA drive bays and supporting RAID configuration, the TR-004 provides the ability to store a vast number of files and data and to ensure protection against potential drive failure.

Supports various RAID levels
The TR-004 supports a variety of RAID configurations. Depending on your requirements, you can switch between hardware- or software-controlled RAID modes. Move the DIP switches to corresponding positions for your ideal RAID mode: Individual, JBOD, RAID 0, RAID 1/10 or RAID 5. You can also configure the RAID settings from your QNAP NAS, or by using the QNAP External RAID Manager utility on your computer.
» Learn more: External RAID Manager
Individual Mode
- Treats every disk as separate storage space, allowing you to independently access each one.
- Drive hot-swap is not supported in this mode

JBOD Mode
- All the disks are recognized as a single drive. This allows maximal storage utilization but provides no data protection.

RAID 0 Mode
- Data is split amongst the drives. RAID 0 provides the fastest performance but does not protect data from drive failure.

RAID 1/10 Mode
- Half of the total storage capacity is used to store data, and the other half keeps a copy of this data. This provides high data protection at the cost of only being able to use half the installed storage space.

RAID 5 Mode
- RAID 5 requires at least three drives to use and parity information is distributed among the drives, providing optimized storage capacity and protection against one disk failing.

Software Ctrl Mode
- Use this mode to control the RAID configuration from your NAS or computer.
| Brand | QNAP |
|---|---|
| Model | QNAP TR‑004 |
| SKU | 3911 |
| Warranty | 1 Year |
| Weight | 2.00 kg |
| Dimensions | 40x40x30 cm |
JBOD Connection Interface
USB
Main chip
Micro processor with hardware RAID
Drive Bay
4 x 3.5-inch
The system is shipped without HDD.
For the HDD compatibility list, please visit https://www.qnap.com/compatibility/
Drive Compatibility
3.5-inch SATA 3Gb/s slot (supports SATA 6Gb/s hard drives with backward compatibility, performance limited to 3Gb/s)
2.5-inch SATA 3Gb/s slot (supports SATA 6Gb/s hard drives with backward compatibility, performance limited to 3Gb/s)
2.5-inch SATA 3Gb/s slot (supports SATA 6Gb/s solid state drives with backward compatibility, performance limited to 3Gb/s)
You can only use one disk type (HDD or SSD) in a RAID group. Combining different types of disk in one RAID group is not supported.
TR-004 does not support the QDA-A2AR/ QDA-A2MAR.
Hot-swappable
USB 3.2 Gen 1 Port
1 x Type-C USB 3.2 Gen 1 (USB 3.2 Gen 1)
Form Factor
Tower
Dimensions (HxWxD)
168.5 × 160.2 × 219 mm
Dimensions do not include foot pad (foot pad may be up to 30mm / 1.18 inches high depending on model)
Weight (Net)
3.18 kg
Weight (Gross)
3.18 kg
Operating Temperature
0 - 40 °C (32°F - 104°F)
Storage Temperature
-20 - 70°C (-4°F - 158°F)
Relative Humidity
5-95% RH non-condensing, wet bulb: 27˚C (80.6˚F)
Power Supply Unit
Minimum 60W adapter (12VDC), 100-240VAC
Power Consumption: HDD Sleep Mode
4.17 W
Power Consumption: Operating Mode, Typical
18.21 W
Tested with drives fully populated.
Fan
1 x 120mm, 12VDC
System Warning
Buzzer
Kensington Security Slot
QTS / QuTS hero
Windows
Ubuntu
Mac
Used as Hardware RAID (DAS)
Standard Warranty
2
RAID 10
RAID 5+ Spare
RAID 5
RAID 1
RAID 0
JBOD
Single Disk
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