Square D | LE36450LSG | Circuit Breaker | 450A | 3-Pole | 600V

Square D LE36450LSG 450A 3-Pole 600V Circuit Breaker is engineered to deliver reliable protection in high-current, three-phase systems. Built for maintenance, retrofit, and replacement scenarios, this 450A, 3-pole unit ensures clean fault interruption and consistent performance in demanding environments.

Key specifications

• Amperage: 450A
• Poles: 3-Pole
• Voltage: 600V

Why this LE36450LSG stands out

• Authentic Square D reliability with a clear compatibility reference—the part number LE36450LSG is your best guide for matching panels and system components.
• Designed specifically for high-current 600V feeders, providing decisive protection against overloads and faults in industrial or commercial distributions.
• Ideal for retrofit projects, maintenance replacements, or upgrades where a precise, like-for-like fit is essential to maintain code compliance and system safety.
• Clear fit-and-rating guidance: always confirm the breaker’s compatibility with your panel and its ratings before ordering to ensure seamless integration.

Practical use cases

• Industrial control panels that require 450A protection across a three-phase 600V network.
• Retrofitting aging electrical systems where upgrading to a higher-capacity, three-pole breaker is needed to meet safety standards.
• Replacement scenarios in existing Square D distributions where the LE36450LSG is listed as the matching part.

Installation considerations

• Cross-check the panel’s catalog and wiring requirements against the LE36450LSG specifications; using the part number as the compatibility reference helps prevent mismatches.
• Adhere to manufacturer torque and mounting guidelines to preserve electrical integrity and safety during replacement or installation.

For robust protection of 600V circuits that demand dependable, high-current interruption, the Square D LE36450LSG 450A 3-Pole 600V circuit breaker delivers the precision and reliability your electrical distribution system relies on—especially in maintenance, retrofit, and replacement projects.