NB2P100 100A 2P 240V Circuit Breaker, Bolt-On | AmpState

Meet the NB2P100—an intentionally reliable bolt-on circuit breaker engineered for everyday electrical work in panelboards, load centers, and electrical distribution systems. This two-pole, 100 A device delivers robust protection for 240 V circuits, making it a dependable choice for both new installations and retrofit projects where the exact part number must remain consistent.

Key advantages that matter in real-world wiring projects

• Fast, bolt-on installation: Designed for straightforward mounting, helping reduce installation time and downtime during service upgrades or panel maintenance.
• Safe, two-pole protection: Simultaneously interrupts both hot legs on 240 V circuits, improving safety and trip coordination for high-load applications.
• Maintenance-friendly part number: The NB2P100 keeps your replacement and stocking predictable, which is ideal for retrofit scenarios and service plans that rely on a consistent part number.
• Versatile panel compatibility: Suitable for use in a variety of panelboards and distribution configurations, supporting reliable overcurrent protection where you need it most.
• AmpState availability: Ready for purchase through AmpState, with support available to help confirm fit if you’re aligning part numbers across a legacy install.

What this breaker does for your projects

In retrofit and maintenance workflows, the ability to preserve the exact part number simplifies ordering, stocking, and future replacements. The NB2P100 delivers 100 A of protection on 240 V circuits, ideal for feeders, large branch circuits, or sub-feed configurations where consistent performance and predictable compatibility matter most.

Technical snapshot

• Amperage: 100 A
• Poles: 2
• Voltage: 240 V
• Mounting style: Bolt-On
• Part Number: NB2P100
• Product Type: Circuit Breaker
• Brand/Manufacturer: Brand Not Specified (distributed by AmpState)

Ideal use cases

• Retrofits where you must maintain the same part number for service continuity
• Maintenance planning in facilities with established NB2P100 installations
• Upgrading or protecting high-load 240 V circuits in panelboards and load centers

Practical notes for installation and compatibility

• Verify that your panel supports bolt-on breakers and is configured for 2-pole, 240 V protection before installation.
• For compatibility confirmation, AmpState offers guidance to help ensure the NB2P100 fits your specific panel model and bus configuration.
• Handle with standard electrical safety procedures and ensure the power is de-energized during installation or replacement.

Choose the NB2P100 when you need reliable, company-approved protection that aligns with existing part-numbered inventories, supports efficient retrofit workflows, and delivers solid performance for 240 V, 2-pole circuits. Available from AmpState, with support to verify fit and keep your maintenance schedule on track.