QNAP TL-D400S 4-Bay JBOD Storage Enclosure

Overview

The QNAP TL-D400S-US is a 4-bay JBOD storage enclosure designed to expand storage capacity for QNAP NAS devices, Windows workstations, and Ubuntu servers. It supports both 2.5-inch and 3.5-inch SATA drives running at speeds up to 6 Gb/s, making it suitable for demanding data transfer tasks such as video editing, virtual machine backups, and other data-intensive applications. The enclosure connects via high-speed SFF-8088 or SFF-8644 cables to an included QXP PCIe card, ensuring low latency and high bandwidth for efficient data handling.

Key features

• Four drive bays compatible with 2.5-inch and 3.5-inch SATA drives, allowing flexible storage configurations.
• High-speed direct connection through SFF-8088 or SFF-8644 cables paired with a QXP PCIe card to maintain fast data transfer rates.
• Supports RAID 0, 1, and 5 configurations via QTS, QuTS hero, or host operating systems, providing options for performance, redundancy, or raw capacity.
• Lockable drive trays provide physical security to prevent unauthorized access in shared or office environments.
• QNAP JBOD Manager software offers real-time monitoring of disk health and enclosure temperature on Windows and Ubuntu systems.
• Efficient power consumption around 23 watts helps keep operating costs low while running continuously in small studios, production rooms, or home labs.

Key specs

• Drive bays: 4 (supports 2.5-inch and 3.5-inch SATA drives)
• Interface speed: SATA at up to 6 Gb/s per drive
• Host connection: SFF-8088 or SFF-8644 cable with included QXP PCIe card
• RAID support: 0, 1, 5 (via QTS, QuTS hero, or host OS)
• Power consumption: approximately 22.985 watts typical
• Chassis: metal with lockable drive trays

Connectivity and compatibility

This enclosure connects to your host system using a direct cable link through SFF-8088 or SFF-8644 ports, paired with the included QXP PCIe card. This setup ensures minimal latency and maximizes bandwidth, which is essential for transferring large files or running backup operations efficiently. It is compatible with QNAP NAS devices as well as Windows and Ubuntu operating systems, making it a versatile choice for various environments.

Ideal uses and environments

The TL-D400S-US fits well in setups where expanding storage without replacing existing hardware is a priority. It is a strong choice for video editors needing additional scratch disk space, IT administrators managing backup repositories, and enthusiasts building home labs. Its lockable trays and low power consumption also make it suitable for shared office spaces and small production rooms that require reliable, secure, and efficient storage expansion.