Allen-Bradley 140MP-A3E-A40 Circuit Breaker

The Allen-Bradley 140MP-A3E-A40 (140MP-A3E-A40) is an industrial circuit breaker designed for maintenance, repair, and direct replacement applications in electrical control panels and automation machinery. Operating as a dedicated circuit protection device, this unit serves to protect connected electrical circuits, control hardware, and industrial equipment against electrical faults, overcurrent conditions, and operational disturbances. It integrates into standard industrial control enclosures, motor control centers, and power distribution systems across diverse manufacturing and automated processing environments. Engineered to meet the demands of industrial automation infrastructure, the component provides vital circuit isolation and protection to ensure continuous equipment safety and reliable system operation. The unit has a listed weight of 10 kg and is intended for use in industrial machinery maintenance where dependable overcurrent protection is required. When replacing an existing unit or planning system maintenance, technicians should review electrical diagrams, panel layout specifications, and operating parameters to verify proper compatibility and wiring alignment with the targeted equipment configuration.