R911173392 SPARE PART S20-BS-BK Accessories provides a flexibly scalable I/O system, perfect for shortest cycle times and highest precision. This original Bosch Rexroth product ensures real-time data flow between control and peripherals, whether locally at the XM control or as a decentralized I/O station. Features include space-saving I/O technology for top hat rail mounting, an innovative assembly and installation concept, individually combinable modules, and a compact, modular, and simple design. Enjoy local support through CreatX Technology SRL.