Square D FAL26100 - 100 A, 2-Pole Circuit Breaker | AmpState

The Square D FAL26100 is a 100 A, 2-pole molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Engineered for reliability in everyday electrical distributions, this breaker helps protect wiring and connected equipment from dangerous faults while keeping installation compact and organized.

Why the FAL26100 stands out

• Compact molded-case design optimizes panel space, making it easier to fit multiple breakers and conductors in tight panel arrangements.
• Thermal-magnetic trip unit provides stable, repeatable protection against overloads and short circuits, reducing nuisance trips and improving overall safety.
• OEM-compatible and designed to work with matching Square D load centers and panelboards, ensuring a reliable fit and straightforward replacement in existing systems.
• Versatile for various settings — suitable for residential, commercial, and light industrial applications requiring reliable 2-pole 100 A protection.

Technical snapshot

• Manufacturer: Square D
• Part Number: FAL26100
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 100 A
• Number of Poles: 2
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases and practical applications

• Replacing a failed or aging 100 A breaker in home main service panels or subpanels where two-pole protection is required for 240 V circuits.
• Feeding large electrical loads such as HVAC equipment, well pumps, or master circuits in light commercial setups where compact space and reliable protection matter.
• Installing in new panels that require a compatible, OEM-matched component that integrates smoothly with existing Square D systems.
• Enhancing panel organization by consolidating protection for multiwire branch circuits without consuming excessive panel depth.

What you gain with this breaker

• Safety and reliability through a thermal-magnetic protection approach that reacts to both overloads and short circuits.
• Seamless compatibility with Square D load centers and panelboards, reducing installation complexity and ensuring consistent performance.
• Efficient use of panel space thanks to its compact design, helping you maximize wiring capacity and future expandability.

Whether you’re upgrading a residential panel, provisioning a small commercial setup, or outfitting a light-industrial subpanel, the Square D FAL26100 delivers solid, repeatable protection with a space-conscious footprint. Its 100 A, 2-pole configuration is ideal for controlled, reliable protection of essential circuits while maintaining compatibility with your existing Square D infrastructure.