Square D | LI36350 | Circuit Breaker | 350A | 3-Pole | 600V

The Square D LI36350 circuit breaker is a robust, three-pole protection device engineered for demanding industrial power systems. With a 350A rating and a 600V maximum, it delivers reliable interruption for three-phase circuits, making it ideal for maintenance, retrofit, and replacement projects in compatible panels.

Important compatibility note: Confirm fit and ratings before ordering. The LI36350 part number is the best reference for compatibility, ensuring you match the exact specifications your panel requires.

Key specifications

• Amperage: 350A
• Poles: 3-Pole
• Voltage rating: 600V
• Reference part number: LI36350

Why this breaker stands out

Designed by Square D, this LI36350 model combines reliable trip protection with a solid three-phase footprint, making it a practical choice for upgrading or renewing power distribution in industrial settings. The 3-pole configuration ensures synchronized protection across all phases, reducing the risk of imbalanced loads and providing a straightforward path to restoring optimal circuit integrity after maintenance or retrofit work.

Ideal use cases

• Maintenance and service upgrades for existing three-phase panels
• Retrofit projects where 350A, 600V, 3-pole protection is required
• Replacement of aging or worn breakers in compatible Square D systems

How to verify compatibility

To ensure seamless installation, rely on the LI36350 part number as your compatibility reference. Always compare the breaker's amperage, pole count, and voltage rating with your panel labeling and the original equipment specifications before proceeding with any replacement.