Eaton | FA3100P | Circuit Breaker | 3-Pole

Introducing the Eaton FA3100P circuit breaker—a precise, dependable solution for maintenance, retrofit, and replacement projects where exact specifications matter. This 3-pole design is built to guard three-phase power systems with reliable protection and consistent trip behavior.

Key details

• Configuration: 3-Pole circuit breaker designed for three-phase systems, delivering uniform protection across all lines.
• Reference for compatibility: The FA3100P part number is the most reliable guide to compatibility with compatible Eaton panels and assemblies.
• Intended use: Specifically suited for maintenance, retrofit, and replacement tasks where precise specs are required.
• Fit and ratings check: Always confirm the fit and ratings before ordering to ensure seamless integration into your panel.

Why this matters

• Using the exact FA3100P ensures you preserve the protection profile of your existing system, reducing downtime and uncertainty during service or upgrades.
• Having a clearly identified part number simplifies procurement and reduces the risk of mismatches in critical electrical infrastructure.
• The 3-pole configuration is ideal for three-phase power distribution, balancing protection across all phases.

Ideal scenarios and users

• Facilities technicians performing routine maintenance on three-phase panels.
• Engineers planning retrofits or replacements in legacy Eaton panel setups where exact spec matching is essential.
• Project teams upgrading electrical infrastructure while maintaining the same protection characteristics and compatibility with the Eaton ecosystem.

Practical checklist for ordering

• Keep the FA3100P part number handy as your primary compatibility reference.
• Verify panel compatibility by cross-checking with your panel’s documentation and intended current rating.
• Follow Eaton installation guidelines for mounting, wiring, and safety practices when integrating a 3-Pole unit.