This sbc Upgrade Kit includes ISA backplane Pentium processor with memory on a industrial main board controller with a solid state DOM hard drive which reduces power consumption and adds a higher level of reliability vs. a conventional hard drive pre loaded with the dos operating system. You will be required to load you machine operating system from floppy. This upgrade will replace any data technology inc. controller that has a commercial grade motherboard in all of the DT RL FL FT CC or M series products