ABB KH550-4 CO-EH370 Industrial Contactor Coil is a replacement coil designed for ABB EH370 four-pole contactors, pairing the KH550-4 coil code with the EH370 coil assembly. It is rated for 480 V AC control voltage, suitable for energizing the coil in control circuits powered from 480 VAC. As an ABB/ASEA-branded part, it ensures compatibility with the EH370 family and integrates into ABB’s KH/EH coil ecosystem. This coil is intended for use with ABB EH370 contactors in industrial motor-control and power-distribution applications requiring coil-driven switching.
