NFJ435100 | Circuit Breaker | 100A | 3-Pole | 480V

The NFJ435100 is an industrial-grade circuit breaker built for demanding 480V three-phase environments. With a 100A rating and a 3-pole configuration, this unit delivers reliable, synchronized protection across all phases, making it an essential component for maintenance, retrofit, and replacement projects where exact specifications matter.

Key specifications at a glance

• Amperage: 100A
• Poles: 3-Pole
• Voltage: 480V

Why this breaker fits industrial needs

In facilities powered by 480V three-phase systems, balanced protection is critical. The 3-pole design ensures simultaneous disconnection across all phases, helping safeguard motors, feeders, and downstream equipment from short circuits and overcurrent conditions. The NFJ435100 is specifically identified by its part number, making it the reliable choice when exact spec matching is required for retrofit or replacement.

Ideal use cases

• Maintenance on legacy 480V systems where a like-for-like replacement is needed
• Retrofit projects upgrading protection in existing panels to meet current specifications
• Spare-part readiness for service fleets handling 480V, 3-phase equipment

Compatibility and ordering guidance

Before ordering, confirm fit and ratings with your equipment documentation. The part number NFJ435100 is the best reference to ensure compatibility with your panel, bus arrangement, and mounting style. This reduces downtime and avoids mismatched breakers in critical circuits.

Who should consider the NFJ435100

• Facilities engineers managing uptime on 480V industrial networks
• Maintenance teams responsible for replacing failed breakers in 3-phase systems
• Panel builders and integrators performing retrofit work that requires exact-spec components

Choose the NFJ435100 for precise, dependable protection that aligns with your 480V three-phase infrastructure, ensuring safe operation and streamlined maintenance across your facility’s electrical backbone.