The Fortress 9000 and 3 wire grounding type plug need this for operation.
Yes, the chassis supports nine 5.25” drive bays for extra storage devices.
Yes, is supportive of with a hot-swap cage which is optional.
The integrated peripherals rear ports include RJ45LAN port, USB port, VGA connector, parallel port, serial and PS/2 ports for keyboard and mouse.
There are extra keys located at the back of the system.
Yes, it supports front fans and optional hot swap redundancy fan sink modules.
Yes, it has space for the installation of tape drives and CD-ROMs.