Optimized for enterprise-level high-capacity storage applications, Supermicro's 846BE1C-R1K23B chassis features 24 hot-swap 3.5" SAS/SATA hard drive trays in a 4U form factor. The design offers maximum HDD per space ratio, high power efficiency, optimized HDD signal trace routing and improved HDD tray design to dampen HDD vibrations and maximize performance.