Square D | LEL36350LI | Circuit Breaker | 350A | 3-Pole | 600V

When your electrical system demands robust, dependable protection for high-current, three-phase loads, the Square D LEL36350LI Circuit Breaker delivers. This 350A, 3-pole unit is engineered to safeguard equipment and maintain uptime in demanding environments, with a 600V rating that suits industrial distribution and control panels.

Designed for maintenance, retrofit, and replacement projects where exact specs matter, this breaker aligns with Square D panels that accept LEL-series devices. The part number LEL36350LI is the best reference for compatibility, making sourcing and stocking straightforward for service teams and integrators.

• High-current protection for large three-phase loads with a 350A ampere rating, enabling safe distribution to motors, drives, and feeders.
• Three-pole design provides balanced protection across all phases, improving coordination and reducing the risk of phase-to-phase faults.
• 600V maximum rating suitable for medium to large industrial systems and commercial power distribution.
• Seamless replacement and retrofit—same footprint and trip characteristics as existing LEL units, streamlining upgrades without panel modification.
• Clear compatibility reference—rely on the exact part number to ensure you’re matching the correct amperage, poles, and voltage for your panel.

Use cases and applications

This breaker is well-suited for industrial machinery and conveyors with three-phase power, HVAC equipment and chillers with heavy motor loads, and electrical service panels in manufacturing facilities that require reliable 350A protection. It’s also an excellent retrofit option for legacy Square D installations where the LEL36350LI specification is requested, helping you preserve panel integrity while upgrading protection.

Installation and compatibility tips

• Before ordering, verify panel compatibility by ensuring your distribution panel accepts LEL-series breakers with the 350A, 3-pole configuration and a 600V rating.
• Confirm the part number (LEL36350LI) as the best reference for exact amperage, pole count, and voltage requirements to prevent mismatches during procurement.
• Follow all safety procedures when handling and replacing breakers, including de-energizing the system and adhering to your facility’s lockout/tagout protocols.
• Consult your panel manufacturer’s installation guidelines for torque, locking mechanisms, and clearances to ensure reliable operation over time.

Choosing Square D for your protection needs means aligning with a trusted standard in electrical distribution. The LEL36350LI offers precise compatibility, durable performance, and a straightforward path to upgrading or replacing high-current, three-phase protection in demanding environments.