A
data center equipment rack, including an
electronic equipment enclosure defined by RF-shielded walls. Openings in the RF-shielded walls are provided for being aligned with complimentary-sized and shaped openings in one or more like
data center equipment racks and adapted for permitting a shielded electromagnetic connection between two or more racks. At least one access door in the
enclosure is provided for facilitating access to the
electronic equipment in the rack. Panels are provided for covering the respective openings in the RF-shielded walls when the openings are not being used to permit an electromagnetic
interconnection between two or more racks.