Siemens 3RH2911-1FC22 – SIRIUS Auxiliary Contact

Original Siemens SIRIUS auxiliary contact module (3RH2911-1FC22). Designed to expand the number of auxiliary contacts on contactors and provide additional signaling/contact functions for control circuits. Commonly used in industrial control systems for indication, feedback and control logic. Fits and mounts to compatible SIRIUS contactors as an add-on module. Robust industrial design for reliable long-term operation.