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Siemens 3RH1921-1EA11 is a robust auxiliary switch block designed for seamless integration with 3RT1 contactors, enhancing control circuit flexibility. Its easy mountability on sizes S0 to S12 without tools makes it an essential upgrade for industrial automation systems.
Engineered in the Czech Republic, this component is built for longevity and reliable performance, ensuring a precise and secure connection with 10A at 230 VAC contact rating. Its design supports both screw and spring-type terminals, offering flexibility in wiring methods
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