The ExpressCage MB326SP-B brings to you our highly consumer-friendly enclosure made for anyone that requires high storage density. The MB326SP-B fits up to 6 x 2.5" SATA/SAS HDD/SSD (5mm - 9.5mm) into a single external 5.25" bay with the ability to hot swap for easy drive replacement. The ExpressCage name reflects the tool-less drive installation design that makes installing your drive just as simple as a tray-less device, and optional bottom tray screw holes are provided for extra protection and added stability. With dual 40mm cooling fans placed behind the unit and all around ventilation, your drives will stay cooler than the Arctic. The fan speed slider switch lets you choose between HIGH, LOW, or AUTO smart cooling, so you can set it based on your preference. The ExpressCage MB326SP-B combines the stability of a tray system with the convenience of a tray-less system, making it the perfect storage enclosure for power users and system builders. Utilize the Standard 5.25" BayBringing high density 2.5" storage array into a desktop computer system, ICY DOCK''s ExpressCage MB326SP-B turns any standard external 5.25" bay into a hot-swappable drive enclosure cage and fits up to 6 x 2.5" SAS / SATA HDD/SSD between 5mm to 9.5mm in height. The MB326SP-B supports SATA III 6Gbps and is backward compatible with SATA II and SATA I drives. In addition, our active power feature keeps your enclosure powered down until a drive is inserted minimizing energy usage. Innovative ExpressTray Design The magic of our ExpressTray simplifies the drive installation process, offering a more flexible, hassle-free drive installation and maintenance. To install a new drive, just place the hard drives or SSDs on the ExpressTray and then insert the tray into the ExpressCage and you are ready to go. To remove drive, you simply need to reverse the process. Pull on the rear tab of the tray to free up the drive and then remove the drive. Our reinforced latching system located on the ExpressTray is made extremely durable so you won''t have issues with them further down the road. Furthermore, for applications where require extra drive stability and security, an optional bottom tray screw holes are provided for added drive protection. Ventilated slots in front of and beneath the tray help keep airflow extremely efficient to keep your drives icy cool. Features upon Features Through careful planning and design, we''ve incorporated the most desired features into our ExpressCage MB326SP-B. Dual 40mm cooling fans located rear of the unit keeps your drives cool by ventilating all 6 drives and dissipating heat through air vents surrounding the unit. Control the amount of air flow with included fan speed slide switch. Set the fan to HIGH for maximum airflow, LOW for whisper quiet operations, or AUTO for smart cooling (determines the temperature of the drive and changes the fan''s RPM accordingly to keep your drives cool). If the preinstalled fans are not your preferred choice, we''ve made it easily upgradable with any standard 40mm fan with 3pin header. Choose your favorite aftermarket fan and install it into our ExpressCage MB326SP-B with no effort at all.Additionally, each bay has its own indicator light to notify you of any hard drive activity. Soft-blue LEDs makes it easier to sense when the drives are in use without straining your eyes. Locking latch support for both 7pin SATA and 15pin power connectors secures your connection so they''ll never slip out of place. (Requires cable with supporting locking latch features as well)