Square D | FAL340456168 | Circuit Breaker | 45A | 3-Pole | 480V

When your electrical system runs on 480V three-phase power, you need a circuit breaker you can trust. The Square D FAL340456168 45A, 3-Pole circuit breaker is designed for demanding maintenance, retrofit, and replacement projects where exact specifications matter. This genuine Square D device integrates seamlessly with compatible panels, delivering reliable protection and predictable performance when it matters most.

• Amperage: 45A
• Poles: 3-Pole
• Voltage: 480V
• Part reference: FAL340456168 — the definitive compatibility identifier

Why this 3-Pole, 480V breaker stands out

• Precise compatibility for Square D panels and 480V 3-phase systems, reducing guesswork during replacements or upgrades.
• Definitive part reference: using the exact part number helps ensure the correct trip characteristics, terminal layout, and mechanical fit—crucial for safe, compliant installations.
• Built for reliability in industrial environments, supporting consistent fault interruption and system protection in critical applications.

Ideal use cases

• Maintenance and retrofit projects where matching the original specifications is essential to avoid panel incompatibilities.
• Replacement in industrial facilities with 480V three-phase distribution, such as manufacturing lines, HVAC systems, and heavy equipment controls.
• Spare part stocking for technicians who manage Square D panel systems and need a ready-to-install 3-pole solution.

Compatibility and installation guidance

Before ordering, verify fit and ratings to ensure seamless integration with your specific panel. The part number FAL340456168 serves as the most reliable reference for compatibility, helping you confirm the breaker’s frame, trip curve, and bus connection align with your equipment. Follow standard safety practices and the panel manufacturer’s installation instructions when swapping or installing this breaker.

Practical tips for best results

• Keep a record of the exact part number (FAL340456168) in your asset management notes to streamline future service.
• Use this breaker in applications that require confident protection for 480V, 3-phase circuits with a 45A load profile.
• When in doubt about compatibility, consult your panel’s catalog or contact a qualified electrician to confirm panel and bus compatibility.