Siemens KMC1 Main Contacts Kit Size 0 and 1 CLH 20 and 30

Siemens KMC1 Main Contacts Kit for Size 0 and Size 1 CLH 20 & 30 is a replacement main-contact kit designed for Siemens RQ21 contactors. It covers Size 0 and Size 1 configurations and coil variants CLH 20 and CLH 30, and is specifically described as the KMC1 main contacts kit for these RQ21 sizes. Intended for use with Size 0 and Size 1 RQ21 contactors, the kit provides replacement main-contact components for the contactor’s primary current path. The CLH 20 and CLH 30 coil variants are supported by this kit, ensuring compatibility with the corresponding coil configurations in the RQ21 family. When performing maintenance or refurbishment of Siemens control equipment that uses RQ21 contactors, technicians can rely on the KMC1 kit to restore proper contact operation for the contactor.