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"🔹 Siemens Accessory 3RH1921-1LA11 Compatible Sizes: S0…S12 Description: Aux block front mount 1NO+1NC Detailed Description (EN): The Siemens accessory 3RH1921-1LA11 is designed for SIRIUS 3RT10 contactors. It enhances functionality or maintenance flexibility, such as auxiliary signaling or contact kit replacements. Suitable for sizes S0…S12, it supports seamless integration in control panels."
SIEMENS
