Square D | FA22045BC | Circuit Breaker | 45A | 2-Pole | 240V

Meet the Square D FA22045BC Circuit Breaker—a precise, ready-to-install 45A, 2-pole device designed to protect 240V circuits across residential, commercial, and light industrial panels. Built for maintenance, retrofit, and replacement projects where exact specifications matter, this breaker helps keep electrical systems safe and downtime minimal.

Why this FA22045BC is the right fit

If your panel or backup plan requires a 45A, 240V, 2-pole breaker, this FA22045BC is designed to be the reliable, exact-match option. The part number is your best reference for compatibility, so confirm the FA22045BC fits your panel labeling and current ratings before ordering.

• Amperage: 45A
• Poles: 2-Pole
• Voltage rating: 240V
• Part reference: FA22045BC

Ideal use cases

• Maintenance and service work on electrical panels that require a 45A, 240V two-pole breaker
• Retrofits or upgrades where exact FA22045BC specifications are mandated for compatibility
• Replacement scenarios to restore circuit protection without altering panel design or wiring

What makes it stand out

Unlike generic substitutes, this Square D breaker is matched to a specific part number (FA22045BC), ensuring you’re not guessing about fit or ratings. It’s a dependable solution for projects where the exact form factor and electrical characteristics matter, reducing the risk of compatibility issues during installation.

Practical considerations and installation tips

• Before purchasing, verify that your panel labeling lists a matching FA22045BC or asks for a 45A, 240V two-pole device. The part number is the most reliable compatibility reference.
• Always work with the main power off and follow local electrical codes. When in doubt, consult a licensed electrician to ensure safe installation and proper torque on terminations.
• Use this breaker for branch circuits that require dedicated 240V protection at the 45A level, helping to safeguard connected equipment and reduce the risk of overcurrent damage.

Comparable scenarios—why choose this over alternatives

For panels designed around Square D’s FA22045BC specification, this is the definitive match. It’s a targeted replacement that aligns with the panel’s design, wiring footprint, and protection requirements, helping you avoid mismatch issues that can arise with generic or non-specific substitutes.

Key takeaway

When you need dependable 45A, 240V protection delivered by a true FA22045BC two-pole circuit breaker, this Square D option provides a precise, reliable fit for maintenance, retrofit, and replacement projects. Confirm the part number, verify panel compatibility, and you’ll have a straightforward installation that keeps your electrical system protected and up to code.