Square D FA34100-BLACK 100A 3P 480V Circuit Breaker | AmpState

Introducing the Square D FA34100-BLACK 100A 3P 480V Circuit Breaker—a robust solution engineered to protect your electrical distribution with precision and reliability. This three-pole breaker is designed for panelboards, load centers, and industrial distribution networks, delivering dependable fault interruption to keep your systems safe and downtime minimal.

• Three-pole, 480V performance: Ideal for true three-phase circuits in commercial and industrial environments, ensuring coordinated protection across all phases.
• 100 A protection for feeder and branch circuits, providing scalable safety for demanding power distribution setups.
• Part consistency for retrofit and maintenance: FA34100-BLACK is a dedicated replacement option when existing part numbers need to stay the same, simplifying spare stocking and ongoing maintenance planning.
• AmpState availability: Readily sourced through AmpState, helping you minimize lead times when you’re replacing a failed unit or stocking critical spares.
• Compatibility support: If you’re uncertain about fit, message us and we’ll help you confirm compatibility to keep your project on track.

Who benefits most: facilities deploying 480V three-phase power—manufacturing floors, processing lines, and commercial distribution rooms—will appreciate the straightforward swap-in design and reliable protection this unit provides. It’s also an excellent choice for retrofit projects where maintaining existing part numbers reduces installation risk and inventory complexity.

Use cases and practical considerations:

• Retrofitting older panelboards or load centers that rely on FA34100-BLACK-compatible components to preserve labeling, mounting, and electrical characteristics.
• Stocking a dependable spare for planned maintenance or unexpected outages, helping teams restore service quickly without guessing at compatibility.
• Integrating into new or upgraded 480V distribution schemes where consistent part documentation speeds commissioning and future servicing.

Why this matters in your workflow: selecting the Square D FA34100-BLACK means aligning protection with your existing gear and maintenance plans. The 3P 480V configuration addresses the realities of three-phase power systems, while the 100A rating provides scalable safety without unnecessary disruption to operational loads. Trust in a trusted Square D design, backed by AmpState’s availability and dedicated compatibility support—to keep your electrical distribution running smoothly and safely.