Westinghouse Electric AB DE ION AUX Auxiliary Contact

Westinghouse AB DE ION AUX Auxiliary Contact is a panel-mounted auxiliary contact block used in industrial motor control and electrical switching systems to provide auxiliary switching and status signaling for control circuits. It is designed to pair with contactors and motor starters and to integrate into industrial automation systems and control panels in commercial and industrial facilities. Typical applications include motor control centers, factory automation, processing equipment, conveyors, and other automated machinery that require auxiliary signaling and control inputs. Maintenance teams, OEM technicians, and system integrators use this Westinghouse auxiliary contact for replacement, retrofit, industrial panel upgrades, and control-system expansion. Common replacements referenced in the field include Eaton auxiliary contact blocks, Allen-Bradley Bulletin 100 auxiliary contacts, and Square D auxiliary contact blocks, illustrating cross-compatibility with standard auxiliary contact modules across major brands.