{"product_id":"qnap-tr-004u-4-bay-rackmount-nas-expansion-flexible-usb-type-c","title":"QNAP TR-004U 4 Bay Rackmount NAS Expansion - Flexible USB Type-C","description":"\u003cp\u003eOur review of the QNAP TR-004U finds it best suited for small offices and power users who need a simple way to add reliable shared or direct-attached storage. The biggest reason to buy is its flexibility: the enclosure functions as a 4-bay hardware RAID unit for a QNAP NAS or as a DAS via the USB 3.0 Type-C port, giving fast access and multiple deployment options. In practice the TR-004U is straightforward to set up, offers solid mechanical design with lockable trays, and lets users configure RAID and monitor disk health through a QNAP NAS using Storage \u0026amp; Snapshots Manager.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB 3.0 Type-C port:\u003c\/strong\u003e Provides faster data transfer and simple direct-attached access when connected to a PC or NAS with USB Type-C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour SATA drive bays:\u003c\/strong\u003e Supports up to four 3.5-in SATA drives so users can scale capacity and performance according to their needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisk mode dip switch:\u003c\/strong\u003e Allows switching between hardware-controlled and software-controlled RAID configurations for flexible RAID setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLockable hard drive trays:\u003c\/strong\u003e Prevent accidental drive removal and add a level of physical security in shared environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRAID management with QNAP NAS:\u003c\/strong\u003e Users can configure RAID and monitor disk health using Storage \u0026amp; Snapshots Manager on a connected QNAP NAS for integrated administration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-platform file sharing:\u003c\/strong\u003e Works as additional storage for a QNAP NAS and can serve as hardware-based RAID storage accessible across platforms.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe TR-004U is aimed at small business owners, content creators, and home lab enthusiasts who already use or plan to use a QNAP NAS and need an easy way to expand capacity without reconfiguring their entire storage infrastructure. It is especially useful when you want the option of connecting directly to a workstation via USB Type-C for fast file transfers.\u003c\/p\u003e\u003cp\u003eUsers looking for a fully standalone network-attached storage device with built-in network services should look elsewhere; the TR-004U is an expansion and DAS enclosure rather than a full NAS with its own network interface and bundled OS.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFlexible use as either a DAS or as expansion for a QNAP NAS, covering multiple workflows.\u003c\/li\u003e\n\u003cli\u003eDual management approach with disk mode dip switch and QNAP Storage \u0026amp; Snapshots Manager support for RAID and health monitoring.\u003c\/li\u003e\n\u003cli\u003eLockable trays and four 3.5-in SATA bays offer secure, scalable capacity in a compact rackmount chassis.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDoes not include a native network interface, so standalone NAS features require connection to a QNAP NAS or a host PC.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003e4-bay rackmount RAID expansion enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003eUSB 3.0 Type-C port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive support\u003c\/td\u003e\n\u003ctd\u003eUp to four 3.5-in SATA drives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRAID control\u003c\/td\u003e\n\u003ctd\u003eHardware and software control via disk mode dip switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManagement\u003c\/td\u003e\n\u003ctd\u003eStorage \u0026amp; Snapshots Manager on QNAP NAS for RAID and disk health\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecurity\u003c\/td\u003e\n\u003ctd\u003eLockable hard drive trays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe QNAP TR-004U is a practical, cost-effective expansion enclosure for users who need flexible storage growth or direct-attached performance. It offers solid build quality, multiple RAID options, and easy integration with QNAP management tools, making it a good value for existing QNAP NAS owners and professionals who require detachable, rackmountable storage.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan the TR-004U be used without a QNAP NAS?\u003c\/strong\u003e\u003cbr\u003eYes. It can function as a direct-attached storage device over USB 3.0 Type-C when connected to a compatible PC.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow are RAID settings configured?\u003c\/strong\u003e\u003cbr\u003eRAID can be set using the disk mode dip switch for hardware\/software control and managed via Storage \u0026amp; Snapshots Manager on a connected QNAP NAS.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat size drives does it support?\u003c\/strong\u003e\u003cbr\u003eThe enclosure supports four 3.5-in SATA drives for standard desktop hard drives.\u003c\/p\u003e","brand":"QNAP","offers":[{"title":"Default Title","offer_id":48261136908507,"sku":"B07SMB9BLG","price":458.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/517yLo1i17L._AC_SL1500.jpg?v=1776360115","url":"https:\/\/gearmusthave.com\/products\/qnap-tr-004u-4-bay-rackmount-nas-expansion-flexible-usb-type-c","provider":"GearMustHave","version":"1.0","type":"link"}