Square D | LCF36500 | Circuit Breaker | 500A | 3-Pole | 600V

Meet the Square D LCF36500 circuit breaker — a purpose-built protective device engineered for demanding 600V industrial and commercial systems. With a 500A rating and 3-pole configuration, this breaker is designed for maintenance, retrofit, and replacement projects where exact fit and reliable protection are non-negotiable. Use it where you need robust overload protection and a precise match to your panel’s specifications, using the part number LCF36500 as your go-to reference for compatibility.

• Amperage rating: 500A
• Poles: 3-Pole
• Voltage rating: 600V

Why this specific breaker stands out

• The LCF36500 is purpose-built for Square D panels and other systems that require a 3-pole, 600V, 500A protective device. Always verify panel catalog and fit using the part number to ensure seamless installation.
• Strategic for high-demand circuits: The 500A rating is ideal for heavy feeders and critical loads, helping to prevent nuisance trips while maintaining fast response to faults.
• Retrofit-friendly: Replace aging or failed breakers without changing your entire panel, preserving existing wiring schemes and reducing downtime during upgrades.
• Operational clarity and reliability: Clear labeling and a robust design support straightforward field inspections, maintenance, and serviced-based replacements.

Practical use cases

• Upgrading protection for 600V feeders in manufacturing lines or processing equipment where high-current protection is essential.
• Replacing a worn or obsolete breaker in a Square D panel with a drop-in, compatible LCF-series device to restore reliable protection quickly.
• Implementing targeted protection during plant retrofits, ensuring service continuity while updating electrical infrastructure.

Important fit and safety notes

• Before ordering, confirm fit and ratings against your panel’s catalog requirements. The LCF36500’s form factor and trip characteristics are specifically matched to compatible 3-pole, 600V applications.
• Always perform installation per electrical safety standards, using proper lockout/tagout procedures and verifying panel de-energization prior to service.

Why choose Square D for circuit protection

Square D has a long-standing reputation for dependable circuit protection and thoughtful panel engineering. The LCF36500 combines durable construction with precise electrical characteristics to support reliable operation in demanding environments, making it a smart choice for technicians focused on safety, uptime, and long-term cost efficiency.