Square D FA32040 40A 3P 240V Circuit Breaker | AmpState

The Square D FA32040 is a purpose-built 40A, 3-pole, 240V circuit breaker designed to safeguard panelboards, load centers, and distributed electrical systems. From a trusted name in electrical protection, this FA32040 model is built for reliability in both new installs and retrofit projects, helping you keep crucial part numbers consistent during maintenance planning.

What sets the FA32040 apart:

• Precise protection with a 40-amp rating across 3 poles to handle three-phase circuits and protect downstream devices from overcurrent.
• Compatibility in tight retrofit scenarios—or when maintenance requires retaining the same part number to avoid configuration mismatches.
• Trusted Square D engineering means predictable performance, consistent electrical protection, and ease of sourcing for service teams.
• AmpState availability provides straightforward access and support for confirming fit and ordering the exact FA32040 you need.

Specifications at a glance

• Manufacturer: Square D
• Part number: FA32040
• Product type: Circuit Breaker
• Amperage: 40 A
• Poles: 3
• Voltage: 240V
• Ideal for: Panelboards, load centers, and distributed electrical systems
• Availability: AmpState

Use cases and practical scenarios

• Retrofit installations where keeping the exact part number minimizes compatibility risk with existing enclosures and trip characteristics.
• Maintenance planning when a known FA32040 is required to avoid unnecessary substitutions or wiring changes.
• New installations needing dependable three-phase protection at 240V across multiple conductors.
• System protection in electrical distribution to prevent overcurrent from propagating through panelboards and downstream devices.

Install, compatibility, and support

To ensure a perfect fit, verify that your panel or load center is designed for a 3-pole, 240V circuit protection device of the FA32040 type. If you’re unsure about compatibility, AmpState can assist in confirming fit and guiding you to the exact replacement you need. This model is particularly valuable when project documentation requires consistent part numbers for ongoing maintenance or retrofit work.

Ready to secure your electrical distribution with a trusted, purpose-built solution? AmpState has the Square D FA32040 in stock and ready to ship. For help matching a part number or confirming compatibility, message us and we’ll help you confirm fit and keep your project moving.