Square D LGL36250U31X Circuit Breaker, 250A, 3-Pole

Meet the Square D LGL36250U31X circuit breaker—a rugged, three-pole protection solution engineered for demanding industrial electrical service, ongoing maintenance, and straightforward replacement projects. Built to integrate with Square D distribution systems, this 250 A breaker is designed to keep three-phase power flowing safely where reliability matters most.

• Three-pole configuration provides balanced, three-phase protection essential for motors, transformers, and other large-load equipment.
• 250 A amperage rating delivers robust overcurrent protection for high-demand feeders while maintaining precise trip behavior.
• Brand-aligned compatibility streamlines integration with Square D panels, switchgear, and related distribution gear.
• Part-number driven verification confirm compatibility using the exact LGL36250U31X part and align with your application requirements for proper coordination.
• Ideal for service and replacement projects—an efficient upgrade path for aging or worn breakers within existing electrical infrastructure.
• Support when you need it—our team can help confirm fit and answer compatibility questions to keep your project on track.

This breaker is an excellent fit for plant engineers, electrical contractors, and facilities maintenance teams responsible for industrial power distribution. Use cases include upgrading three-phase feeders in manufacturing lines, replacing obsolete or failed breakers in service panels, and maintaining critical motor control centers or switchgear where dependable protection is non-negotiable.

How to verify compatibility and ensure a seamless install:

• Check the part number—verify you’re using LGL36250U31X and that it matches your panel labeling and application requirements.
• Assess your system needs—confirm the breaker’s amperage, pole count, and trip characteristics align with your distribution equipment and protection strategy.
• Consult with us for confirmation—if you’re unsure about fit, message our team and we’ll help validate compatibility and next steps.