ABB A110-30-11 Industrial Three Phase Power Contactor

ABB A110-30-11 Industrial Three-Phase Power Contactor is designed for dependable motor control and power switching in demanding industrial environments, commonly installed in motor control centers, HVAC systems, pump panels, compressors, and manufacturing machinery where reliable motor starting is essential. This 3-pole unit provides 110 A (AC-3) with one auxiliary contact and supports multiple coil voltages for flexible control, including 24 V, 48 V, 110 V, 220 V, and 380 V at 50/60 Hz. The panel-mounted device uses industrial-grade silver alloy contacts to deliver robust switching performance within typical industrial temperature ranges. It suits diverse automation applications—from water and wastewater treatment facilities to material handling, processing plants, and commercial building automation—where flexible coil options and dependable operation matter. Maintenance teams and system integrators use the A110-30-11 for motor starter replacements, control panel retrofits, and system expansions, with common replacements including ABB AF110-30-11, ABB A145-30-11, and ABB AF125-30-11.