Square D FA36080 80A 3P 600V Circuit Breaker | AmpState

Meet the Square D FA36080 — a purpose-built circuit breaker designed to shield panelboards, load centers, and electrical distribution systems from overloads and short circuits. Built by Square D, this 80 A, 3-pole device delivers solid three-phase protection for demanding commercial and light industrial environments, while staying compatible with established installations.

Key specifications

• Manufacturer: Square D
• Part number: FA36080
• Product type: Circuit Breaker
• Amperage: 80 A
• Poles: 3
• Voltage: 600 V
• Applications: Panelboards, Load Centers, Electrical Distribution
• Availability: Available from AmpState
• Compatibility support: Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

Why this FA36080 matters in real-world use

• Retrofit and maintenance planning: If your project requires keeping the exact part number for documentation or warranty purposes, FA36080 provides a seamless fit with existing Square D installations.
• Reliable 3-phase protection: Supports three-phase distribution with a clear protection boundary up to 600 V, essential for commercial and light industrial power systems.
• Efficient replacement workflow: By sticking with the FA36080 part number, you minimize panelboard re-labeling and configuration changes during service or upgrade windows.

Use cases and ideal customers

• Facilities updating or replacing aging breakers in panelboards and load centers where a consistent part number is already in use.
• Maintenance teams planning future replacements without re-engineering panel configurations.
• Electrical contractors handling retrofit projects in commercial or light industrial environments that run on 3-phase 600 V systems.

What sets it apart

The FA36080 is a focused Square D solution that aligns with established electrical distribution architectures. Rather than introducing a new line or incompatible fit, this breaker preserves installation continuity, minimizes downtime, and supports long-term maintenance strategies—all while delivering dependable protection for three-phase circuits up to 600 V.

Ready to confirm fit and secure delivery? AmpState can assist with compatibility checks and ensure you receive the exact FA36080 you need for your panelboard or load center project.