Square D FA36100 100A 3P 600V Circuit Breaker | AmpState

Square D FA36100 100A 3P 600V circuit breaker from AmpState is engineered to deliver reliable overcurrent protection across panelboards, load centers, and electrical distribution systems. This part is designed to be a precise, direct-fit solution that helps keep your electrical infrastructure running smoothly.

Built to align with the original bill of materials, the FA36100 is the smart choice for replacement projects and stocking spares. By matching the exact part number, you minimize compatibility questions and streamline maintenance, service upgrades, and inventory management.

Key specifications

• Manufacturer: Square D
• Part Number: FA36100
• Product Type: Circuit Breaker
• Amperage: 100 A
• Poles: 3
• Voltage Rating: 600 V
• Application: Panelboards, Load Centers, Electrical Distribution

Why this matters for your electrical setup

The 3-pole design and 600V rating make the FA36100 suitable for three-phase systems common in commercial and light industrial environments. Its 100-amp capacity provides robust protection for feeders and distribution circuits, helping prevent damage from overloads and short circuits. Choosing the Square D FA36100 ensures you’re using a trusted, compatibility-tested component that supports consistent performance across your distribution network.

Ideal use cases

• Replacement projects where the original part number is FA36100 to maintain BOM integrity
• Stocking spares to reduce downtime during service events
• Upgrading or maintaining panelboards and load centers in commercial facilities
• Maintaining standardization across multi-location electrical distributions

Compatibility and support

If you’re unsure about fit or compatibility, AmpState offers support to help confirm whether the FA36100 matches your panel or distribution system. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

With AmpState, you’re sourcing a genuine Square D solution that emphasizes reliability, standardization, and ease of procurement. This FA36100 100A 3P 600V circuit breaker is a practical, durable choice for keeping critical electrical systems safe and up to date.