Square D | FCL24045 | Circuit Breaker | 45A | 2-Pole | 480V

The Square D FCL24045 circuit breaker is a purpose-built protection device for 480V electrical systems, delivering 45A through a 2-pole design. Designed for maintenance, retrofit, and replacement projects where exact specifications matter, this breaker combines dependable performance with straightforward compatibility.

Why choose the FCL24045?

When your setup demands precise matching, the FCL24045 is a reliable reference point. It’s not just about protection—it’s about ensuring your 480V circuit remains safe, compliant, and ready for service with minimal downtime. This unit is ideal for updating older panels, replacing worn components, or refreshing protective devices in upgraded systems.

Key specifications

• Amperage: 45A
• Poles: 2-Pole
• Voltage: 480V
• Part number: FCL24045
• Brand: Square D

Ideal use cases

• Maintenance projects in 480V electrical systems that require a precise 45A, 2-pole protection device.
• Retrofits where exact part compatibility can reduce installation time and ensure consistent protection characteristics.
• Replacement of aging breakers in industrial panels that operate at 480V, helping minimize downtime and maintain system reliability.

Practical guidance for purchase and installation

Before ordering, confirm fit and ratings to avoid compatibility issues. The FCL24045 is presented as the best reference for compatibility, so compare it directly with your panel’s acceptance criteria and existing protective devices. For safe installation, rely on qualified electrical personnel and verify that your panel and wiring configurations match the 480V, 2-pole, 45A specifications.