Square D | FC24100AC | Circuit Breaker | 100A | 2-Pole | 480V

Square D FC24100AC circuit breaker delivers dependable protection for 480V two-pole circuits, rated at 100A. Built to meet the expectations of professional electrical installers, it's designed for maintenance, retrofit, and replacement projects where exact specifications matter.

Key specifications

• Amperage: 100A
• Poles: 2-Pole
• Voltage rating: 480V
• Part number: FC24100AC – best reference for compatibility

Why this FC24100AC is a smart choice

• Perfect fit for applications requiring a 2-pole, 100A breaker in 480V systems when the FC24100AC is the specified reference.
• Facilitates reliable protection in commercial and industrial panels, helping shield equipment from overcurrent events.
• Clear, verifiable identification with the exact part number helps you confirm compatibility quickly, saving downtime.
• Ideal for maintenance cycles, retrofits, or replacements where a 480V, 2-pole configuration is required to maintain system performance.

Fit, compatibility, and installation tips

Always confirm fit and ratings before ordering. The FC24100AC is the best reference for compatibility; ensure your panel is rated for 480V and supports 2-pole, 100A protection. Follow standard electrical safety practices during installation, and consult your panel's labeling to confirm the breaker type and footprint.

Use cases and scenarios

Use this breaker when replacing aging protection devices in large commercial equipment, manufacturing lines, or HVAC systems operating at 480V. It’s also suitable for retrofit projects where a 2-pole, 100A protection device is required to maintain safety and performance.