Equipped with 12 x 2.5" SSD or 3.5" HDD hot-swappable trays / Internal backplane supports 12-port SAS / SATA drives and features 12 Gb/s Mini-SAS HD SFF-8643 connectors along with SGPIO compatibility / Dual PSU support for PS2 (ATX), Mini Redundant, or 2U Redundant / Triple 360mm radiator support / Security lock fitted on the front removable door / Support up to E-ATX or SSI-EEB motherboards / Upright or horizontal placement flexibility / 8 PCI expansion slots