Weg's Auxiliary Switch Module BFCA-04 is a reliable accessory compatible with Weg contactors. It enhances the functionality of electrical contactors by enabling additional control circuit options. Typically used in industrial electrical systems, it ensures efficient switching and continuity of operations. https://elecena.pl/product/28865621/weg-12499379-bfca-04-auxiliary-switch-module-front-mounting-1-pc 2025-05-31 https://elecena.pl/product/28865621/weg-12499379-bfca-04-auxiliary-switch-module-front-mounting-1-pc 2026-07-21