Square D PFA36100G 100A 3P 600V Circuit Breaker | AmpState

Meet the Square D PFA36100G—a 100 A, 3-pole, 600 V circuit breaker designed for reliable overcurrent protection in panelboards, load centers, and electrical distribution networks. This part-number-specific solution is the smart choice when exact compatibility matters for maintenance, stocking, and installation projects.

Targeted for professionals who value a precise direct fit, the PFA36100G delivers three-pole protection ideal for three‑phase distribution circuits. Paired with the trusted Square D lineage, it provides a dependable, straightforward path to safeguarding electrical systems while keeping your spare inventory aligned with real-world needs.

Core specifications

• Manufacturer: Square D
• Part Number: PFA36100G
• Product Type: Circuit Breaker
• Amperage: 100 A
• Poles: 3
• Voltage: 600 V
• Availability: AmpState

Why this breaker stands out

• Direct part-number match minimizes misorders and downtime when stocking or replacing components in panelboards and load centers.
• Three-pole design tailored for three-phase electrical distribution, delivering coordinated protection across all phases.
• 100 A rating strikes a practical balance for many commercial and light industrial branch circuits, enabling reliable protection without unnecessary trips.
• Strong performance from Square D—a trusted name in electrical distribution and protection solutions.
• Ideal for maintenance, panel-building projects, or spare-inventory strategies where compatibility matters as much as protection.

Use cases and practical guidance

Use the PFA36100G when you need a precise, direct-fit replacement for Square D panelboards or when assembling systems that require known, compatible components. This breaker excels in:

• Replacing aging or failed breakers in service panels and distribution panels without reconfiguring wiring.
• Maintaining an essential spare inventory for facilities relying on Square D distribution gear.
• Projects that demand a clearly identifiable component to support documentation and long-term maintenance plans.

If you’re unsure whether this PFA36100G matches your exact panel or equipment, AmpState offers support to confirm compatibility. Message us with your panel model or context, and we’ll help verify the fit.

Secure dependable protection for your electrical distribution. Add the Square D PFA36100G 100 A, 3P, 600 V circuit breaker from AmpState and keep your panelboards running smoothly.