Form Factor 2U chassis support for motherboard size - 12' x 13', 13.68' x 13' E-ATX and 12' x 10' ATX Processor Support Supports dual, single Intel® / AMD processors Dimensions Height 89mm Width 437mm Depth 648mm Gross Weight 22.7kg Expansion Slots • 7x low-profile full-length expansion slots Drive Bays Hot-swap 8x 3.5' SAS / SATA Hot-swap drive trays SAS or enterprise SATA HDD only recommended SAS / SATA Backplane 1x 2U SAS / SATA backplane w/ Enclosure Management Peripheral Drives DVD-ROM Slim DVD-ROM drive Front Panel Buttons • Power On/Off button • System Reset button LEDs • Power LED • Hard drive activity LED • 2x Network activity LEDs • System Overheat LED • Power fail LED Ports 2x USB Ports + DB9 COM Port Power Supply 700W (1 + 1) Redundant AC-DC high-efficiency power supply w/ PFC