Square D | FC24100BC | Circuit Breaker | 100A | 2-Pole | 480V

Discover the Square D FC24100BC circuit breaker — a precise, 100-amp, 2-pole protection device engineered for 480V systems. Built for maintenance, retrofit, and replacement projects, this breaker is designed to drop into compatible Square D panelboards with confidence, ensuring your 3-phase distribution stays protected and reliable.

Key specifications

• Amperage: 100A
• Poles: 2-Pole
• Voltage: 480V

Why this FC24100BC stands out

What sets this 2-pole 480V breaker apart is its exact fit for Square D electrical systems, reducing the risk of compatibility gaps during upgrades or replacements. The FC24100BC is purpose-built to handle typical 480V distribution needs in commercial and light industrial environments, providing dependable interruption of fault currents and a straightforward replacement path when you’re matching existing equipment by part number. Remember: using the correct part number is the best reference for compatibility, so verify that FC24100BC aligns with your panel or switchgear before ordering.

Ideal use cases

• Maintenance or retrofit of 480V three-phase electrical panels where a precise 100A, 2-pole protection device is required.
• Replacement of worn or legacy breakers in industrial or commercial electrical systems that operate at 480V.
• Upgrading distribution feeders to ensure clean, reliable protection for motors, transformers, and other 480V loads.
• Situations where panel compatibility hinges on matching a specific part number for safe, compliant operation.

Practical tips for installation and care

• Always confirm fit and ratings before ordering to avoid mismatches with your panelboard or equipment rack.
• Use the FC24100BC part number as the primary reference for compatibility checks with your existing 480V panel assembly.
• Document trip history and load patterns after installation to anticipate maintenance needs and potential upgrades down the line.

What you gain with this Square D circuit breaker

Reliable protection for 480V feeders means minimized downtime, safer operation, and a smoother path to compliance in high-voltage distribution networks. The FC24100BC is the focused choice for professionals who require exact specifications, consistent performance, and a straightforward replacement experience in 2-pole, 100A protection at 480V.