- Extreme High Density and High Capacity Dual-path Storage Enclosure - Support 90 x 3.5” or 2.5” Top Loading SAS3 12Gb/s Hot-swappable HDDs - Hot-swappable Expanders with redundant BMC for Remote System Power on/off and monitoring - Hot-swappable Tool-less Modular Design for Easy Service and Easy Maintenance - High Performance up to 20+ GB/s data transfer rate - Tool-less HDD tray with HDD LED indicator - SCSI Enclosure Services (SES 3.0) compliant - Flexible to configure up to 4 Hosts HDD Zoning and individual HDD power cycling - Slide Rails and Cable Management Arm included