ThunderBay 4, OWC's flagship 4-bay RAID ready powerhouse is bigger and faster than ever before. Now with the unbelievable performance of Thunderbolt 3 – up to 1550MB/s sustained performance1– it’s the ultimate workhorse external storage solution. Not only faster, the new ThunderBay 4 Thunderbolt 3 is now natively compatible with both 2.5” and 3.5” drives, and with a redesigned chassis, it’s even cooler and quieter too. Add vast amounts of high-performance storage with ThunderBay 4. Utilize each of the four internal drives independently, or use the software RAID of your choice to set up a multi-drive array for high performance or data redundancy. Designed with performance in mind and engineered to harness the power of Thunderbolt 3, ThunderBay 4 is an incredibly flexible external storage solution with the throughput to support multi-stream compressed 4K video and other bandwidth-intensive operations. Highly configurable to perfectly match your performance needs. Use each drive independently, or in the RAID configuration of your choice for the optimal balance of performance and data-redundancy. Get the most out of your storage, take the brakes off your workflow, and do more with a ThunderBay 4. Each ThunderBay 4 undergoes OWC's multi-hour drive "burn-in" performance certification procedure prior to shipping. This ensures your ThunderBay 4 arrives operating properly, ready for demanding use. Now you can quickly access and robustly protect your data with SoftRAID Lite XT. SoftRAID easy setup makes it a breeze to create RAID volumes by helping you through the entire process. With multiple RAID options, you decide what you’re using your RAID volume for and how much space to allocate to it. It's that simple to create your preference of speed and/or redundancy for your data volume. You can rely on OWC's award-winning US-based support for the ThunderBay 4 solution. Plus, ThunderBay 4 comes with an OWC Limited Warranty.