Square D FA36020 20A 3P 600V Circuit Breaker | AmpState

Meet the Square D FA36020—a 20A, 3-pole, 600V circuit breaker designed for reliable protection in panelboards, load centers, and broader electrical distribution systems. This unit is especially useful for retrofit work and maintenance planning where keeping the same part number simplifies procurement and inventory management.

• Amperage: 20 A
• Poles: 3
• Voltage Rating: 600 V
• Part Number: FA36020
• Manufacturer: Square D
• Product Type: Circuit Breaker

Why this FA36020 stands out is its alignment with common Square D panelboards and load centers, delivering dependable circuit protection while keeping your maintenance and retrofit workflow efficient. With this part number, you can standardize replacements across facilities, reduce downtime, and simplify stocking for ongoing electrical distribution needs.

Use cases

• Retrofit projects where existing installations rely on the FA36020 part number for consistency and compatibility.
• Maintenance fleets in facilities with Square D electrical distribution systems, ensuring quick, predictable replacements.
• Three-pole protection for circuits that require coordinated shutdown across multiple conductors in 600V systems.

What you gain

• Clear part-number continuity to streamline procurement and invoicing.
• Targeted protection for panelboards and load centers in industrial and commercial settings.
• A dependable component that supports scheduled maintenance without surprises.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit. This item is readily available from AmpState, making it easier to keep your electrical distribution running smoothly with trusted Square D components.