Square D | FAL341001388 | Circuit Breaker | 100A | 3-Pole | 480V

Square D FAL341001388 is a rugged, ready-to-install circuit breaker designed for demanding 480V three-phase systems. With a 100 A rating and a true 3-pole configuration, it delivers reliable overcurrent protection for essential industrial and commercial equipment, making it an ideal choice for maintenance, retrofit, or straightforward replacement scenarios.

• Amperage: 100 A
• Poles: 3-Pole
• Voltage rating: 480 V
• Part number: FAL341001388
• Recommended use: maintenance, retrofit, and replacement

Why this model matters in real-world setups: when you’re upgrading or servicing a 480V distribution line, having a breaker that matches the exact part number ensures compatibility with your panel’s bus architecture and protects downstream equipment consistently across all three phases. The FAL341001388 is designed to slot into compatible Square D panels without extensive rewiring, reducing downtime and simplifying service logistics.

Key use cases include:

• Retrofits in warehouses, manufacturing floors, and data-center infrastructure that rely on 480V three-phase feeders.
• Maintenance replacements to restore reliable protection after a fault investigation or component wear.
• Upgrades of legacy panels where a 100 A, 3-pole, 480V breaker is required to meet current load demands.

Practical installation and compatibility tips: always verify fit and ratings using the exact part number (FAL341001388) as your primary reference. Before ordering, confirm that your panel supports 480V three-phase protection and that the mounting and trip characteristics align with your system’s protection strategy. This careful check helps ensure seamless integration and uninterrupted protection for motors, compressors, fans, and other 3-phase equipment.

With Square D, you’re choosing proven reliability for industrial electrical protection. The FAL341001388 delivers straightforward replacement in demanding environments, helping you maintain safety, minimize downtime, and keep critical processes running smoothly.