CRU RAX840-XJ DAS Hard Drive Array

The CRU RAX840-XJ 8-Bay DAS Hard Drive Array is a high-density, 4U rackmount JBOD designed to deliver dependable storage for demanding environments. Featuring eight 3.5" SATA drive bays, a 6 Gb/s performance profile, and a Multilane SFF-8088 interface, this DAS enclosure is built to scale with your data needs. Its TrayFree bays make drive installation effortless—open the front door, slide in the drive, and close the door. No screws, no trays, just a streamlined path to expanded storage that minimizes downtime and accelerates workflow. Perfect for media editing suites, data centers, and enterprise workloads, the RAX840-XJ blends rugged reliability with flexible accessibility to keep up with growth and performance requirements.

• TrayFree drive bays: open the front door, slide in the drive, and close the door—no screws or tool trays needed for rapid expansion or replacement.
• High-density 8-bay design: a 4U rackmount enclosure that consolidates eight 3.5" SATA drives in a compact, serviceable chassis for optimized data center floor space.
• 6 Gb/s performance: delivers robust data transfer rates to handle demanding workloads, ensuring responsive access to large datasets and media libraries.
• Multilane SFF-8088 interface: supports fast, scalable connections via Mini-SAS links, enabling efficient offloads and streamlined host connectivity.
• Front-accessible form factor: simplifies maintenance, drive replacement, and cable management, reducing downtime during upgrades or servicing.

Technical Details of CRU RAX840-XJ DAS Hard Drive Array

• Model: CRU RAX840-XJ DAS Hard Drive Array
• Type: 8-Bay JBOD / DAS enclosure
• Form factor: 4U rackmount enclosure
• Drive bays: 8 x 3.5" SATA hard drives
• Interface: Multilane SFF-8088 (Mini-SAS)
• Data bandwidth: 6 Gb/s performance
• TrayFree bays: Yes, enabling tool-free drive installation
• Front access: Front-door design for easy drive insertion and maintenance
• Rack compatibility: 19-inch rack standard for straightforward integration

How to Install CRU RAX840-XJ DAS Hard Drive Array

• Prepare your server room or data center rack by ensuring adequate clearance, cooling, and power capacity for the 4U enclosure.
• Mount the CRU RAX840-XJ into a standard 19-inch rack using appropriate mounting rails or brackets, securing it firmly to prevent movement during operation.
• Connect the host system to the DAS array with the Multilane SFF-8088 (Mini-SAS) data cables. Verify the cables are fully seated and routed to minimize strain during operation.
• Power up the enclosure and verify that the status indicators indicate a healthy start. If necessary, configure any RAID- or JBOD-related settings through the hosting controller or management interface.
• Open the front door, insert your eight 3.5" SATA drives one by one into the TrayFree bays, and close the door after each drive is seated. Initialize and format the drives within your operating system or storage management software as required for your workloads.

Frequently asked questions

• What is the CRU RAX840-XJ? It is an 8-bay DAS hard drive array housed in a 4U rackmount enclosure, designed to provide scalable, high-density storage with TrayFree drive bays and a Multilane SFF-8088 interface.
• How many drives does it support? Eight 3.5-inch SATA drives can be installed in the eight TrayFree bays, enabling substantial storage capacity in a compact footprint.
• What kind of interface does it use? It uses a Multilane SFF-8088 interface (Mini-SAS) for high-bandwidth, scalable connections to host controllers or storage networks.
• Is installation tool-free? Yes—the TrayFree bays provide a screwless, tray-free method for inserting drives, simplifying upgrades and replacements.
• What environments is the RAX840-XJ suited for? The enclosure is well-suited for data centers, post-production facilities, and enterprise storage environments that require high-density, accessible storage with straightforward scalability.