Square D | FA24045AC | Circuit Breaker | 2-Pole | 480V

Meet the Square D FA24045AC—the exact 2-pole circuit breaker designed for 480V circuits. Built for demanding electrical environments, this unit is ideal for maintenance, retrofit, and replacement tasks where precise compatibility matters. If your system runs on 480 volts and requires a reliable 2-pole protection device, FA24045AC is engineered to fit right into your Square D lineup.

Key details

• Poles: 2-Pole
• Voltage: 480V
• Part number: FA24045AC
• Brand/compatibility: Square D
• Fit note: Confirm fit and ratings before ordering; part number is the best reference for compatibility.

Why this FA24045AC matters for your electrical system

Using the FA24045AC ensures you’re selecting a breaker that matches your panel’s architecture and electrical characteristics. Its 2-pole configuration provides coordinated protection for 480V circuits, which is essential for safely interrupting two live conductors in high-voltage installations. By choosing the exact FA24045AC, you reduce the risk of mounting misfits, improper trip behavior, or compatibility issues that can lead to unnecessary downtime.

Ideal use cases

• Maintenance on 480V feeders in commercial, industrial, or manufacturing environments
• Retrofit projects where older equipment requires a like-for-like Square D replacement
• Replacement for a failed or worn 2-pole 480V breaker to restore reliable protection quickly

Compatibility and fit verification

Before ordering, verify that the FA24045AC matches your panel’s requirements. The best reference for compatibility is the part number itself. Check your service documentation or labeling to confirm the 2-pole configuration and 480V rating align with your existing setup.

Practical guidance for installation and use

Plan for a careful swap in a de-energized system with proper safety practices. Use the exact FA24045AC in matching Square D panels and distribution gear to ensure consistent mounting and electrical contact. Because this is a specialized high-voltage component, sourcing through authorized distributors helps ensure authenticity and warranty coverage.