Siemens 3RH1911-1FA20 auxiliary contact block

The SIEMENS auxiliary contact block 3RH1911-1FA20 is an accessory for expanding the functionality of contactors in the 3RH series. It enables the realization of additional switching functions in control circuits and enhances the functionality of the main contactors. This contact block uses front mounting and can be easily attached to the front of the contactor. It features a single-channel design with a normally open configuration (1 NC / 1 NO), which is designed for various switching tasks. Ideal for applications in automation technology, switchgear construction, and machine control. Increase the flexibility of your controls with this reliable component. Order now.