IDEC YW1K-21B is a 22mm, 2-position, spring return key switch operator with a black bezel. It is part of the modular switch range, and is suitable for secure control in industrial environments. Common applications include machinery, control panels, and access systems. * Spring return two position 22.5mm keyswitch https://elecena.pl/product/30799613/idec-yw1k-21b-22mm-2-position-spring-return-key-operator-black-bezel 2026-10-12 https://elecena.pl/product/30799613/idec-yw1k-21b-22mm-2-position-spring-return-key-operator-black-bezel 2026-11-05