FAIRLESS HILLS, Pa.--(BUSINESS WIRE)--Keystone NAP, the company responsible for launching the first advanced data center in the Northeast United States, today announced an industry-first stack deployment of its custom-designed KeyBlock data center modular units. Co-created with Schneider Electric, the KeyBlocks are the first prefabricated data center modules to be stacked three high in the Americas. The configuration ensures maximum resource efficiency and the highest value for Keystone NAP cus