NJJ232100 | Circuit Breaker | 100A | 3-Pole | 240V

NJJ232100 Industrial Circuit Breaker delivers reliable protection for 240V, three-phase circuits in demanding environments. With a 100A rating and 3-pole configuration, this unit is tailored for maintenance, retrofit, and replacement projects where exact specifications are required to preserve system behavior and safety.

Key specifications

• Amperage: 100A
• Poles: 3-Pole
• Voltage: 240V

Where you’ll use it

The NJJ232100 is well-suited for:

• Replacing a failed breaker in industrial panels that specify the NJJ232100 part number.
• Retrofit projects that upgrade feeders to a 100A capacity while maintaining three-phase protection.
• Maintenance of older electrical distributions in manufacturing, facilities management, and commercial settings.
• New installations or panel refurbishments where exact compatibility with existing gear is required.

Why this part is a smart choice

Choosing the NJJ232100 ensures you’re solving compatibility challenges at the source. The part number is the most reliable reference to match your panel’s catalog, ensuring correct trip characteristics, mounting footprint, and electrical interface. Before ordering, double-check fit and ratings against your panel model and current distribution plan to avoid downtime.

Practical guidance for a smooth replacement

• Verify the exact part number: NJJ232100 is the best reference for compatibility.
• Confirm the panel’s acceptance of a 100A, 3-pole, 240V unit before purchasing.
• Ensure power is shut off and the neighboring circuits are de-energized during replacement; work should be performed by a qualified electrician.
• Inspect mounting and wiring terminals for alignment with your panel’s bus and lugs.