The Fujitsu Server PRIMERGY BX900 S2 chassis is the rock-solid foundation for Fujitsu's blade ecosystem, providing a reliable, flexible and efficient platform for building a converged infrastructure. The system provides a modular approach to create an IT infrastructure. The chassis includes all needed infrastructure elements such as power supplies and fans, networking, and management. The Fujitsu blade server is easy to upgrade, maintain and customize. Inside, you can mix and match almost any combination of server storage and connection blades to run your choice of operation systems and applications.