Square D | ME36800LSG | Circuit Breaker | 800A | 3-Pole | 600V

Introducing the Square D ME36800LSG Circuit Breaker — a high-current, three-phase protection device built for reliability in demanding electrical environments. With an 800A rating, 3-pole configuration, and a 600V rating, this breaker is tailored for maintenance, retrofit, and replacement projects where exact specifications matter. The part number ME36800LSG serves as the most reliable reference for compatibility across panels and switchgear.

Key specifications

• Amperage: 800A
• Poles: 3-Pole
• Voltage: 600V
• Part number: ME36800LSG
• Brand: Square D

Why this 800A, 3-pole 600V breaker stands out

In systems where three-phase power distribution drives motors, conveyors, and heavy equipment, a robust, properly specified circuit breaker is the heart of reliable protection. The ME36800LSG is designed to align with those needs, delivering coordinated protection across all three phases. Because the part number is the best compatibility reference, you can buy with confidence when your panel, bus, and protective device stock list includes ME36800LSG.

Ideal use cases

• Replacement for an aging or failed 800A, 3-pole 600V breaker in commercial or industrial panels.
• Retrofit projects where exact 800A, 3-pole, 600V protection is required to maintain system performance and safety.
• Spare for critical infrastructure, ensuring quick swaps to minimize downtime.
• Maintenance planning for facilities with standardized ME36800LSG specifications across multiple panels.

Installation and compatibility notes

Before placing an order, confirm fit and ratings against your panel's documented requirements. The ME36800LSG part number is the most authoritative reference for compatibility, so match it to your equipment model and enclosure. This breaker is intended for 600V systems requiring 800A protection with three synchronized poles, enabling safe disconnection of all phases in fault conditions.