This compact 4U chassis features a 17.8" depth, hot swap fans, flexible power supply options and multiple hard drive and optical media drive bay configurations. The chassis supports a variety of 14-slot form factor backplanes, PICMG 1.3 system host boards or PICMG 1.0 single board computers. The term "14-slot" refers to a backplane's mechanical form factor. The backplane options for this chassis are listed to the left with a summary of each backplane's slot count. The tables below list the chassis' SHB and SBC options. Both option sections include links to detailed specification pages.