Square D NA12100 Circuit Breaker, 100A, 2-Pole, 240V

Square D NA12100 Circuit Breaker is built for demanding industrial electrical service, maintenance, and replacement projects. With a 100 A rating, a 2-pole configuration, and a 240 V operating voltage, this unit delivers reliable protection for two-hot-leg circuits in professional panels.

• Part Number: NA12100
• Amperage: 100 A
• Poles: 2
• Voltage: 240 V
• Product Type: Circuit Breaker

Why this NA12100 matters for your project:

• Precise compatibility — verify fit by the part number and your specific application requirements to ensure seamless installation in your panel.
• Industrial-grade reliability — designed to support service and replacement work in demanding environments, helping minimize downtime.
• Two-pole protection — ideal for 240 V circuits, as it interrupts both hot legs to provide complete disconnect and safer maintenance.

Ideal use cases include on-site service calls, routine maintenance, equipment upgrades, and replacement parts stocking for industrial facilities. It’s particularly suited for projects where exact part-number matching is essential to maintain panel listings and compliance.

Practical tips for ensuring a smooth fit:

• Cross-check the part number NA12100 against your panel’s listing and the circuit requirements before purchasing.
• Confirm that a 2-pole, 240 V configuration aligns with the load characteristics and wiring in your enclosure.
• If you’re unsure about compatibility, our team can assist with compatibility checks based on the part number and application specifics.