Square D FA34080 - 80 A, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D FA34080, an 80A, 3-pole plug-in molded case circuit breaker built for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers.

Experience fast, frustration-free installation with a plug-in connection that makes upgrades and replacements quick and straightforward. This design minimizes panel downtime while ensuring a secure, reliable fit in compatible Square D OEM panels.

Inside, a thermal-magnetic trip unit delivers stable, repeatable protection. The thermal element responds to gradual overloads for predictable trips, while the magnetic element kicks in immediately on severe short circuits, helping shield wiring, devices, and loads from damage.

• Fast plug-in connection: streamlined installation and easy replacement without intrusive wiring work.
• Thermal-magnetic protection: dependable performance with precise overload and short-circuit response.
• OEM panel compatibility: designed to fit matching Square D load centers and panelboards, reducing compatibility concerns.
• Versatile applications: ideal for residential, commercial, and light industrial installations where reliable protection is essential.

This 3-pole configuration is well-suited for three-phase panel setups or multi-pole protection schemes in contemporary electrical distribution. It serves as an effective upgrade or replacement option when maintaining an existing panel or expanding capacity in new construction—delivering protection where it matters most without complex retrofits.

Technical snapshot:

• Manufacturer: Square D
• Part number: FA34080
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 80A
• Number of poles: 3
• Mounting style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Choose the FA34080 for a reliable, industry-standard solution that aligns with your Square D panel ecosystem, delivering solid protection, quick maintenance, and peace of mind across residential, commercial, and light industrial projects.