General Information Not all devices are created equal, and this can be seen with the ToughArmor M998SP-B which skews the realm of possibilities. It boasts the ability to house an unprecedented 8 x 2.5″ SATA drives with 7mm height into a single 5.25″ drive bay, making it the ultimate solution for storage dense applications. Our unique hot-swappable 2.5″ EZ Slide Nano trays let you painlessly and quickly swap out drives. Dual 40mm fans keep your drives nice and cool while ventilated openings located on the front and sides maximize airflow. The MB998SP-B features a heavy duty full metal housing which is commercially designed for Medical & Military systems, IPC, enterprise, and industrial settings. I/O Expansions Number of Total Expansion Bays: 8 Number of 2.5″ Bays: 8 Interfaces/Ports Drive Interface: Serial ATA/600 Host Interface: Serial ATA/600 Physical Characteristics Color: Matte Black Material: Metal Cooling Fan: Yes Form Factor: Internal Compatible Drive Bay Width: 5.25″ Height: 1.6″ Width: 5.6″ Depth: 5.8″ Weight (Approximate): 1.93 lb Warranty Limited Warranty: 3 Year Product images may differ from actual product appearance.