Cutler-Hammer ECN1641AAA Circuit Breaker, 100A, 3-Pole

The Cutler-Hammer ECN1641AAA Circuit Breaker delivers dependable protection for demanding industrial environments. With a robust 100 A rating and a 3-pole configuration, this unit is engineered for three-phase electrical systems and heavy-duty service, maintenance, and replacement projects.

Key advantages of the ECN1641AAA (100 A, 3-Pole)

• 100 A protection supports high-demand equipment and circuits, helping prevent damage from overloads while maintaining steady operation in industrial facilities.
• 3-pole design designed for three-phase systems, enabling coordinated protection across all three lines for balanced, reliable performance.
• Industrial-grade reliability from Cutler-Hammer, a trusted name in electrical protection and power distribution.
• Optimized for service, maintenance, and replacement projects—easy to install, swap, and commission during downtime or routine upkeep.
• Part-number driven compatibility to ensure you’re selecting the exact device for your panel and application: ECN1641AAA.
• Support available if you need help matching this breaker to your equipment or confirming fit with your panel catalog.

Practical use cases and ideal applications

• Upgrading aging protection in industrial service panels where three-phase power is standard.
• Replacement of a failed or worn 3-pole breaker in manufacturing lines, processing equipment, or heavy machinery feeders.
• New installations in facilities that rely on robust, long-lasting circuit protection for critical loads.
• Maintenance shutdowns where a known, compatible breaker helps minimize downtime and uncertainties.

How to verify compatibility

To ensure a seamless fit, verify the match with your application using the exact part number: ECN1641AAA. Confirm this breaker aligns with your panel or switchgear catalog, input amperage requirements, and 3-phase layout. If you’re unsure about fit or panellist compatibility, our team is ready to assist—message us for quick, expert guidance on mounting footprint, wiring configuration, and safe installation practices.

What you get

One Cutler-Hammer ECN1641AAA Circuit Breaker, rated at 100 A with 3 poles, ready to protect your three-phase electrical system when you need reliable, industry-grade protection.

Add the ECN1641AAA to your cart to secure proven protection for your industrial service, maintenance, and replacement projects. Remember: verify fit by part number and application requirements to ensure smooth commissioning and optimal performance.