Siemens | LMXD63A800L | Circuit Breaker | 800A | 3-Pole | 600V

Siemens LMXD63A800L Circuit Breaker — a rugged 800A, 3-pole unit designed for demanding industrial power Distribution. With a 600V rating, it provides reliable protection for high-capacity circuits and main feeders in commercial and industrial environments.

Built for maintenance, retrofit, and replacement projects where precise compatibility matters, this breaker aligns with Siemens’ design language and performance standards, making it a trustworthy choice for upgrading or renewing critical electrical infrastructure.

Key specifications

• Amperage: 800A
• Poles: 3-Pole
• Voltage: 600V

Note: Confirm fit and ratings before ordering. The part number LMXD63A800L is the best reference for compatibility.

Ideal use cases

• Maintenance on existing 600V Siemens-panel installations that require robust 800A protection for high-demand equipment.
• Retrofit projects aiming to upgrade circuit capacity while preserving exact form factor and termination style.
• Replacement for worn or failed breakers in Siemens-compatible 3-phase distribution systems, helping minimize downtime.

Why choose this Siemens breaker? It delivers clear, phase-balanced protection across all three poles, simplifying fault response and compatibility with existing Siemens panels. The 800A rating covers heavy-load applications, making it suitable for main service disconnects and large feeders in industrial settings. By citing the exact part number, you eliminate guesswork and ensure seamless integration with your current electrical infrastructure.

Practical tips for installation and upkeep:

• Verify the panel model and the LMXD63A800L’s compatibility before replacing devices to ensure correct mounting and termination.
• Keep spare units on hand with clear labeling to speed future maintenance and minimize downtime.