Square D FA24100AC 100A 2P 480V Circuit Breaker | AmpState

The Square D FA24100AC delivers dependable overcurrent protection for 480V electrical distribution, making it a trusted choice for industrial and commercial panelboards and load centers. Designed to maintain performance in retrofit and maintenance scenarios, this 100 A, 2‑pole circuit breaker keeps your system sized correctly and your service life intact when the part number must remain consistent.

• Manufacturer: Square D
• Part Number: FA24100AC
• Product Type: Circuit Breaker
• Amperage: 100 A
• Poles: 2
• Voltage: 480V

Where this FA24100AC shines:

• Panelboards and load centers in medium- to large-scale electrical distributions rely on precise protection. This unit provides reliable switching and interruption at 480V to guard circuits and connected equipment.
• Retrofit projects benefit from using the exact same part number you’ve been ordering, minimizing compatibility surprises and simplifying stocking and maintenance planning.
• Maintenance planning becomes straightforward when you can source the authentic FA24100AC from AmpState, ensuring you’re not chasing substitutes that might not fit your existing gear.
• Ideal for facilities and systems that operate on 480V three-phase distributions or where 2‑pole protection is required to guard both hot legs simultaneously.

Why choose this specific Square D unit for your installation?

• Authentic Square D engineering means predictable performance and alignment with your current panel types and accessories.
• Clear, consistent compatibility with panels and distribution gear that specify the FA24100AC part number, reducing the risk of misfit components during upgrades or repairs.
• A readily available option from AmpState, supported by guidance to confirm fit if you’re cross‑checking with existing equipment.

Practical guidance for installation and use:

• Before installation, verify that your system operating voltage is 480V and that the load centers or panelboard specifications call for a 2‑pole, 100 A breaker of this designation.
• When planning retrofit work, keep the FA24100AC on hand to preserve the continuity of your electrical protection strategy and avoid reconfiguring upstream or downstream protective devices unnecessarily.
• For compatibility questions, you can message AmpState for help confirming fit with your specific panel or distribution setup.
• Follow standard electrical safety practices and manufacturer guidelines during replacement to ensure proper seating, trip settings, and quick restoration of service.

Whether you’re upgrading a legacy installation, stocking for routine maintenance, or aligning a retrofit project with exact part numbers, the Square D FA24100AC 100 A 2‑Pole 480V circuit breaker offers precise protection, reliable operation, and the confidence that comes from using authentic Square D hardware.