The Campus Frankfurt 1 data center is the main site of e-shelter, which has a total of around 645,835 sq feet of data center and technical space. This makes the e-shelter Campus Europe’s largest individual data center site. The almost 581,251 square feet site, which is owned by e-shelter, offers space for five free-standing buildings which have been constructed and equipped especially for use as data centers. The latest buildings, Component H, has been opened in November 2017. Due to its size, there is always enough capacity to expand in the Campus, which also houses an office building and the e-shelter event center.  Particularly noteworthy is the direct fiber optic connection to the e-shelter Frankfurt 3 data center in Rüsselsheim, whereby a dual hall concept is possible.