Square D FAL340401042 40A 3P 480V Circuit Breaker | AmpState

Meet the Square D FAL340401042 — a 40 A, 3-pole circuit breaker designed for reliable protection in panelboards, load centers, and broader electrical distribution. Built with retrofit work and ongoing maintenance in mind, this part helps you keep your system consistent by preserving the exact part number through upgrades and service intervals.

• Amperage & configuration: 40 A, 3 poles for robust three-phase protection.
• Voltage rating: 480V, ideal for commercial and industrial distribution networks.
• Applications: purpose-built for panelboards, load centers, and electrical distribution equipment where space and reliability matter.
• retrofit-friendly: designed to fit into existing installations without disruptive part-number changes, streamlining maintenance planning.
• Reliable sourcing: available through AmpState, with support to confirm fit and compatibility for your exact panel lineup.

Why this matters in real-world use:

• In facilities with three-phase 480V distribution — such as data centers, manufacturing floors, and large commercial buildings — this breaker provides synchronized protection across all phases, reducing the risk of unbalanced loads and equipment damage.
• For retrofit projects, keeping the FAL340401042 part number consistent simplifies ordering, spare-part inventories, and service scheduling, minimizing downtime during upgrades or repairs.
• Short- and long-term maintenance planning becomes predictable when you can rely on a standard Square D component that aligns with existing panels and distribution gear.

If you’re unsure about compatibility or need a quick confirmation for your specific panel lineup, AmpState is ready to help verify fit and ensure seamless integration.