Square D | LEL36300LI | Circuit Breaker | 300A | 3-Pole | 600V

Meet a trusted solution for solid overcurrent protection in 3‑phase, 600V systems: the Square D LEL36300LI Circuit Breaker. This 3‑pole, 300A device is engineered for maintenance, retrofit, and replacement projects where exact specifications matter. When compatibility is non‑negotiable, this part delivers a precise fit and dependable protection for demanding industrial environments.

Key specifications

• Amperage: 300 A
• Poles: 3‑Pole
• Voltage rating: 600 V

Why choose the LEL36300LI for your panel

• Genuine Square D part with a design and construction you can trust for long‑term reliability in critical electrical circuits.
• Direct‑fit replacement and retrofitting compatibility for panels and equipment that require the LEL36300LI specifications, minimizing modification work and installation downtime.
• Consistent performance built to match original protection characteristics, helping to maintain system safety and protective coordination in 3‑phase 600V networks.
• Clear compatibility reference the part number LEL36300LI is the strongest indicator of fit, ensuring you’re selecting the right component for your existing Square D installations.

Ideal use cases

• Maintenance of aging electrical infrastructures where the exact 300A, 3‑pole, 600V specs are required to protect large motors and industrial loads.
• Retrofits that upgrade or restore protective devices to match current system design and safety standards.
• Replacement scenarios where a known, compatible Square D component is needed to minimize troubleshooting and downtime.

Practical tips for fit, safety, and installation

• Before ordering, confirm fit by cross‑checking the part number (LEL36300LI) against your panel’s documentation or OEM reference sheets.
• Ensure your panel or equipment is rated for the 300A, 3‑pole, 600V specifications to avoid compatibility issues.
• Follow standard electrical safety practices: power down the system, use proper PPE, and install per applicable electrical codes and manufacturer guidelines.
• Keep the original equipment protection profile in mind—choose a breaker that maintains the same interrupting and trip characteristics to preserve protective coordination.

Designed for professionals who need reliable, exacting protection without guesswork, the Square D LEL36300LI circuit breaker is a practical, value‑driven choice for the 600V, 3‑phase landscape. If you’re upgrading, restoring, or maintaining a Square D installation, this part helps you move forward with confidence and clarity.