iStarUSA BPN-DE350SS-BLK Drive Enclosure for 5.25" - 6Gb/s SAS, Serial ATA/600 Host Interface Internal - Black

The iStarUSA BPN-DE350SS-BLK is a robust internal drive enclosure designed to dramatically expand PC storage without sacrificing performance or space. Built to fit into a 5.25" drive bay, this enclosure provides five 3.5" drive slots supported by a single, high-speed backplane. It combines a 6Gb/s SAS and Serial ATA/600 host interface with a sturdy black finish, delivering reliable data transfer for demanding tasks such as media editing, backups, virtualization, and gaming rigs. Whether you’re building a compact workstation, a compact NAS-like PC, or a professional editing rig, the BPN-DE350SS-BLK offers a scalable solution to neatly consolidate multiple hard drives in one chassis. Its internal mounting design makes it ideal for system builders who want to maximize internal storage capacity while keeping cables and clutter to a minimum. With this enclosure, you can assemble a high-capacity storage array that’s easy to manage, easy to upgrade, and ready to handle large data workloads with confidence.

• Five-bay 3.5" HDD support: The BPN-DE350SS-BLK is engineered to accommodate up to five 3.5" hard drives, giving you expansive storage capacity in a compact 5.25" form factor. This makes it perfect for users who need a dense storage solution for media libraries, backups, and data-intensive applications. The backplane is designed for reliable drive alignment and steady data throughput, reducing drive wear and improving overall performance across all five bays.
• High-speed data transfer: Featuring a 6Gb/s SAS and SATA/600 host interface, this enclosure enables fast, reliable communication between the drives and the host system. Whether you’re transferring large video files, running virtual machines, or performing daily backups, you’ll notice snappier data handling and smoother read/write operations compared to lower-speed alternatives. This makes the BPN-DE350SS-BLK an excellent choice for professional workflows requiring consistent throughput.
• Internal mounting in a 5.25" bay: Designed to drop into a standard 5.25" drive bay, the enclosure preserves valuable space inside the PC case and keeps your chassis tidy. This internal mounting approach is ideal for builders who want a clean, space-efficient storage expansion without external enclosures, power bricks, or exposed cables. The result is a seamless, OEM-grade look that blends with your system’s aesthetics while delivering rugged, enterprise-style storage capabilities.
• Durable build and black finish: iStarUSA is known for durable, server-grade components, and the BPN-DE350SS-BLK continues that tradition with a solid construction and a sleek black exterior. The enclosure is built to withstand routine handling and long-term operation, delivering dependable storage under demanding workloads. The black finish complements most PC builds, data centers, and media centers, making it a versatile choice for various environments.
• Easy integration and expandability: This enclosure is designed for straightforward installation and future expansion. It works with standard PC components and is compatible with a wide range of SAS and SATA drives, enabling you to assemble a custom multi-drive array that matches your storage needs. Its flexible backplane supports expanding capacity as your data footprint grows, making it a smart long-term investment for power users, content creators, and IT enthusiasts alike.

Technical Details of iStarUSA BPN-DE350SS-BLK

• Model: BPN-DE350SS-BLK
• Drive Bays: 5 x 3.5" HDD bays
• Backplane: 5-bay drive backplane for consolidated storage
• Interface: Internal 6Gb/s SAS, SATA/600 host interface
• Form Factor: 5.25" internal drive enclosure designed for mounting inside a PC chassis
• Color: Black
• Mounting Type: Internal 5.25" drive bay installation
• Usage: Ideal for expanding PC storage with multiple hard drives in a compact footprint

How to install iStarUSA BPN-DE350SS-BLK

• Power down your PC and unplug all cables to ensure safety during installation. Engage static-safe practices and prepare a clean workspace.
• Open the chassis and remove the 5.25" bay cover or bezel where you plan to install the enclosure. Check your case specifications to confirm compatibility and clearance for the drive bay.
• Slide the BPN-DE350SS-BLK into the 5.25" bay and align it with the screw holes. Secure the enclosure firmly using the provided screws or the case’s mounting hardware, ensuring a snug, vibration-free fit.
• Connect the drives: attach the appropriate SATA or SAS cables from the host controller (HBAs or integrated controllers) to the enclosure’s backplane connectors. Ensure all cables are routed neatly to avoid interference with fans or other components.
• Power up the system and enter your BIOS or operating system to initialize the new storage. If necessary, format the drives and configure them into software RAID or storage pools according to your workflow requirements.

Frequently asked questions

• What drives does this enclosure support? It supports standard 3.5" hard disk drives (HDDs) in its five bays, enabling you to build a dense, scalable storage array inside a single 5.25" chassis slot.
• What interfaces are available? The unit offers a 6Gb/s SAS and SATA/600 host interface, ensuring fast data transfer speeds and broad compatibility with modern storage controllers and motherboards.
• How many bays are provided? The enclosure provides five 3.5" drive bays, giving you substantial storage capacity in a compact form factor.
• Is the enclosure suitable for professional workloads? Yes. The combination of a 5-bay backplane, high-speed SAS/SATA interfaces, and a sturdy internal design makes it well-suited for media editing, backups, virtualization, and other demanding storage tasks.
• Can I expand storage later? The design supports expansion by adding more drives within the five bays, and it can be used in multi-drive configurations with compatible controllers for RAID, JBOD, or storage pools, depending on your setup.