Square D LXL36300 - 300A, Circuit Breaker

Introducing the Square D LXL36300 300A circuit breaker — a purpose-built protector for high-demand electrical systems. With a 300A current rating, this breaker is designed to sit at the heart of your distribution network, delivering decisive overcurrent protection where it counts most.

Designed for panelboards, switchboards, control panels, and OEM equipment, the LXL36300 offers flexible integration across industrial, commercial, and OEM settings. Whether you're powering a heavy-load line in a manufacturing cell or safeguarding critical equipment in a motor control center, this breaker provides a robust, dependable shield against short circuits and overloads while minimizing unnecessary trips.

• High-capacity protection: 300A current rating for main protection in large electrical distributions.
• Versatile integration: Suited for panelboards, switchboards, control panels, and OEM equipment; fits seamlessly into distribution setups needing reliable overcurrent protection.
• Industrial-grade reliability: Built to withstand the rigors of daily commercial and industrial use, helping reduce downtime and maintain steady operation.
• Operational safety: Delivers safe interruption of fault currents to protect personnel and connected equipment.

Ideal applications

• Main protection in large panelboards and distribution panels serving industrial facilities.
• Protection within motor control centers where high-current protection is essential.
• OEM equipment and custom control panels requiring dependable overcurrent protection.

Practical deployment tips

• Confirm compatibility with your Square D panel or OEM enclosure to ensure proper fit and electrical coordination.
• Use as a primary protection device in high-current circuits to safeguard both equipment and personnel.
• Coordinate with complementary protective devices to create a cohesive, reliable protection scheme across the system.

In short, the Square D LXL36300 300A circuit breaker stands out for its combination of high-current capability, flexible integration, and durable construction. Whether you’re upgrading an existing installation, designing a motor control center, or stocking OEM equipment, this 300A breaker provides a solid foundation for safe, efficient operation.