Allen-Bradley 1489-M1C040 Circuit Breaker, 4A, 1-Pole

The Allen-Bradley 1489-M1C040 is a rugged, single-pole circuit breaker engineered for industrial electrical service, maintenance, and replacement projects. With a precise 4 A rating, it protects dedicated circuits in demanding environments while delivering reliable trip performance when it matters most. Always verify fit by part number and application requirements to ensure seamless compatibility in your panel or enclosure.

Why it stands out

• Part-number precise compatibility: The official part is 1489-M1C040; use this number to confirm fit with your Allen-Bradley panel and application requirements.
• 1-pole, 4 A protection: A compact, single-pole design tailored for smaller control circuits within industrial equipment, minimizing space while delivering dependable protection.
• Industrial-grade reliability: Built for continuous operation in manufacturing environments where uptime truly matters.
• Maintenance-friendly and replaceable: Ideal for service calls and part replacements to keep lines running with minimal downtime.

Ideal use cases

Use the 1489-M1C040 for panel maintenance, replacement of aging breakers, or new installations where a 1-pole, 4 A protective element is required. It’s well-suited for control circuits, signaling lines, or light-load feeders within industrial equipment and factory automation setups.

How to verify compatibility

• Check the part number: 1489-M1C040
• Confirm amperage: 4 A
• Confirm poles: 1 Pole
• Match to your panel's catalog number and application requirements
• If in doubt, reach out for expert assistance to confirm fit and safe operation

Need help matching a part number or confirming compatibility? Message us and we’ll assist promptly.