Price as of Sep 1, 2026
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QNAP 4-bay 1U Hard Drive Enclosure Direct Attached Storage (Das) with Hardware RAID USB 3.0 Type-C TR-004U-US The QNAP TR-004U-US is a 4-bay 1U rackmount direct-attached storage (DAS) enclosure designed to expand your storage capacity with ease and reliability. Equipped with a USB 3.0 Type-C interface, it delivers fast and stable data transfer speeds, making it ideal for small offices, studios, and IT professionals needing secure external storage. The TR-004U-US supports both Windows and macOS systems, offering flexibility for diverse workflows and data management needs. This enclosure supports multiple hardware RAID configurations — including RAID 0, 1, 5, 10, and JBOD — allowing users to balance performance, redundancy, and capacity based on their storage requirements. It can be used as an independent external storage device or connected to a QNAP NAS for additional expansion, providing a versatile and scalable storage solution for backups, large file transfers, and project archiving. Built with durability and ease of use in mind, the QNAP TR-004U-US features hot-swappable drive bays, intuitive RAID configuration switches, and quiet, efficient cooling for 24/7 operation. Whether for business data protection or creative workflows, this 1U rackmount DAS enclosure offers a powerful, cost-effective way to expand storage while maintaining high performance and data integrity.
