NJL424100 | Circuit Breaker | 100A | 2-Pole

NJL424100 is an industrial circuit breaker designed for dependable overcurrent protection in demanding environments. With a 100A rating and a 2‑pole configuration, this device guards multi‑wire circuits and helps keep equipment and personnel safe during faults.

Designed for maintenance, retrofit, and replacement projects where exact specifications matter, the NJL424100 ensures a precise fit and reliable performance in compatible panels. The part number serves as the best reference for compatibility when matching breakers to existing gear.

Key benefits

• Exact fit and compatibility—use the NJL424100 part number to verify you’re selecting the correct replacement for your panel.
• Consistent 100A protection—protect feeders and branches from overcurrent without overtripping in normal operation.
• Two-pole design—simultaneous protection of both conductors in a 2‑pole circuit, essential for many industrial circuits.
• Versatile for installations—suitable for service upgrades, retrofit projects, and ongoing maintenance in industrial settings.

Ideal use cases

Perfect for warehouses, manufacturing floors, and commercial facilities where you need reliable, code‑compliant circuit protection with straightforward replacement. It’s especially valuable when replacing a failed breaker or upgrading an old panel to restore full protection without changing other components.

How to ensure a successful install

• Before ordering, confirm fit and ratings align with your panel and circuits. Rely on the NJL424100 part number as the best compatibility reference.
• Plan a safe installation with the main power disconnected and follow local electrical codes. If in doubt, consult a licensed electrician.
• Check listing and compatibility with any panel manufacturer guidelines to avoid mismatch or performance issues.

Why this matters

Choosing the exact part number for your industrial panel minimizes the risk of misfit breakers, reduces downtime, and ensures consistent performance. The NJL424100 100A, 2‑pole breaker is purpose‑built to deliver reliable protection where it’s most needed, making it a practical, dependable choice for ongoing maintenance and proactive upgrades.