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External Momentary Push Button ACO INS-OB (model 11993) — Normally Open contact
Summary description:
ACO INS-OB external momentary push button (MPN 11993) is a normally open (NO) mechanical switch designed for external mounting. It provides a simple on-off contact for control circuits, allowing temporary signal closure when pressed. Suitable for building automation, door entry systems, industrial control panels and other applications requiring a reliable external manual input.