At least one version is directed to a mobile
data center that includes a trailer having a length greater than a width and having an interior, the trailer being configured to be transported in a direction generally parallel to the length, and a plurality of equipment enclosures installed in the interior of the trailer to form a row, with the row being parallel to the length of the trailer, wherein the row is positioned in the interior such that a first
aisle is on a front side of the row and a second
aisle is on a back side of the row. The mobile
data center also includes at least one cooling unit constructed and arranged to draw warm air from the second
aisle and provide cool air to the first aisle to cool equipment contained in the plurality of equipment enclosures.