Federal Pacific NJL631300R Circuit Breaker, 300A, 3-Pole, 600V

The Federal Pacific NJL631300R Circuit Breaker is engineered for heavy‑duty, three‑phase protection in industrial electrical service, maintenance, and replacement projects. With a 300‑ampere rating, 3 poles, and a 600‑volt maximum, this breaker is built to safeguard demanding power distribution so downtime and equipment damage are minimized. Use the part number NJL631300R to confirm exact compatibility for your application.

What this breaker delivers

• Three‑pole design for synchronized protection across all three phases in a 3‑phase system.
• 300 A amperage provides robust overcurrent protection for feeders and heavy equipment.
• 600 V rating suitable for typical industrial distribution and motor circuits.
• Direct fit through the part number NJL631300R, helping you verify compatibility quickly for replacement or upgrade projects.
• Industrial‑grade construction designed to withstand demanding environments and steady electrical protection in service entrances and distribution panels.

Why it matters for your project

In industrial settings, reliable overcurrent protection keeps motors, conveyors, pumps, and other critical equipment from damage due to short circuits or overloads. The NJL631300R provides consistent trip behavior and clear protective current thresholds, helping you maintain safety, reduce unplanned downtime, and extend the life of your electrical infrastructure.

Ideal use cases

• Replacement or upgrade in industrial panels that require a 3‑pole, 300 A, 600 V circuit breaker.
• Protection for heavy machinery in manufacturing, processing, and packaging facilities.
• Maintenance projects where a precise part match by number ensures correct mounting and electrical characteristics.

How to ensure the right fit

To confirm compatibility, verify the part number NJL631300R aligns with your panel or switchgear specifications, and ensure the amperage, pole count, and voltage rating match your installation requirements. If you’re unsure about fit, we’re ready to help confirm compatibility based on your application and equipment architecture.

Buying with confidence

This circuit breaker is offered for industrial service scenarios where dependable protection is non‑negotiable. By focusing on the exact part number and application needs, you can streamline procurement, reduce the risk of mismatches, and keep your electrical system running smoothly. If you need guidance matching a part number to your equipment, send us a message and our team will assist with compatibility checks and practical installation notes.