Federal Pacific NJL231400 Circuit Breaker, 400A, 3-Pole, 240V

Engineered for tough industrial environments, the Federal Pacific NJL231400 Circuit Breaker delivers reliable overcurrent protection for heavy-duty service, maintenance, and replacement projects. With a 400 A rating and a 3-pole, 240V configuration, this breaker is built to handle demanding three-phase systems and large feeders, safeguarding motors, transformers, and distribution panels from damage due to overloads or faults.

Key specifications

• Amperage: 400 A
• Poles: 3
• Voltage: 240 V
• Part Number: NJL231400
• Manufacturer: Federal Pacific

What this means in practice

Whether you’re upgrading an aging panel, replacing a failed main breaker, or equipping a new industrial installation, this NJL231400 is designed to slot into compatible 3-pole 240V circuits. Use the part number to confirm compatibility with your equipment and panel model. In complex systems, the 3-pole arrangement supports common 3-phase configurations, delivering consistent protection across all legs.

Why this breaker stands out for your project

• Direct fit for industrial service environments that demand robust, continuous protection for feeders and large loads.
• Clear identification through the specific NJL231400 part number, simplifying ordering and maintenance records.
• Designed to work within standard 3-pole 240V industrial panels, offering straightforward replacement when your existing breaker needs replacement.

Compatibility and purchasing guidance

To ensure a proper fit, verify the part number NJL231400 against your panel labeling and application requirements. If you’re unsure about compatibility, send us a message with your panel model and circuit details and we’ll help confirm fit and safe operation.

Safety first: install only by qualified electrical professionals. De-energize equipment and follow all local codes and practices when replacing or upgrading circuit protection.