Allen Bradley 1489-M1C400 - 40A, Circuit Breaker

Engineered for robust overcurrent protection in demanding industrial environments, the Allen Bradley 1489-M1C400 is a 40A circuit breaker built to safeguard distribution panels and motor control centers. This device delivers dependable interruption of fault currents, helping to prevent wiring damage, equipment downtime, and safety hazards in everyday operations.

Designed for versatile use, the 1489-M1C400 is suitable for panelboards, switchboards, control panels, and OEM equipment. Its 40A rating makes it a precise choice for mid-range circuits that require reliable protection without unnecessary trips during normal startup or steady-state operation. Whether you're integrating new machinery or upgrading an existing installation, this breaker fits into standard industrial power distribution layouts to keep systems running smoothly.

Why this 40A breaker stands out

• Precise 40A protection ensures reliable safeguarding of mid-load circuits while minimizing nuisance trips.
• Versatile compatibility for panelboards, switchboards, control panels, and OEM configurations, simplifying procurement and maintenance.
• Proven Allen-Bradley reliability supports consistent performance, easier parts availability, and straightforward service in the field.
• Protection for motor control centers and distribution panels, reducing the risk of faults cascading through the system.
• Easy integration with standard mounting and wiring practices, helping you shorten installation time and maintain project schedules.

Ideal for facilities with conveyors, pumps, presses, CNC machines, robotics, HVAC systems, and other electrically powered equipment that demand dependable overcurrent protection. The 1489-M1C400 integrates into existing 1489-series architectures to support a cohesive, reliable power distribution strategy.

Helpful deployment tips

• Match the 40A rating to your circuit’s load profile and startup characteristics to optimize protection and performance.
• Keep a stock of compatible 1489-series devices to streamline maintenance and future replacements.
• Install in accordance with local electrical codes and the equipment manufacturer’s guidelines to ensure safe, compliant operation.

Key specifications
• Current rating: 40A
• Breaker type: Circuit Breaker