An electronic equipment enclosure comprising a frame, the frame defining a top, a bottom, two sides, a front, and a rear thereof; a rack mounted within the frame, the rack defining a rack volume therewithin; and a panel assembly mounted on the frame, the panel assembly including a top panel, a bottom panel, at least one side panel, and at least one opening door. The enclosure can include a utility space configured to receive a power unit therein. The utility space can be defined by the frame between the panel assembly and the rack volume such that the power unit does not extend beyond the panel assembly or into the rack volume. Both sides, the top, and the bottom of the frame can include mounts configured to allow the enclosure to be mounted or supported.