Eaton Cutler-Hammer MDLB3800FT36W 800A 3P 600V Circuit Breaker | AmpState

The Eaton Cutler-Hammer MDLB3800FT36W is a robust 800 A, 3-pole, 600 V circuit breaker designed to deliver reliable protection in panelboards, load centers, and electrical distribution systems. Built to support replacement projects and spare-stock needs, it helps you maintain the original BOM without the hassle of compatibility guesswork.

• Nominal amperage: 800 A for high-demand three-phase circuits
• Poles: 3-pole configuration for 3-phase distribution
• Voltage rating: 600 V operating capability
• Application: ideal for panelboards, load centers, and electrical distribution equipment
• Part number: MDLB3800FT36W; designed to align with the original equipment BOM
• Availability: sourced through AmpState, with support to confirm fit and compatibility

Who should consider this model? electrical contractors, facilities managers, and maintenance teams working in commercial or industrial environments where 3-phase distribution is essential. It’s especially valuable during retrofit projects, routine replacements, or when stocking spare parts to keep the exact original part number in inventory. By matching the MDLB3800FT36W to your panelboard or load center, you preserve performance characteristics and ensure seamless ongoing protection for vital circuits.

Key benefits and use cases

• Restore original protection without modifying the existing distribution system—perfect for BOM-consistent replacements.
• Support for high-current, three-phase feeders and main distribution links in commercial facilities.
• Reliable Eaton Cutler-Hammer design trusted in industrial and commercial environments.
• Avoid misfits by verifying compatibility through AmpState’s guidance and part-number matching.

Compatibility and practical tips: The MDLB3800FT36W is intended for use in equipment that requires an 800 A, 3-pole, 600 V circuit breaker. When replacing, verify that your panelboard or load center accepts a 3-pole configuration at 600 V and that the part number aligns with the original BOM to ensure a clean fit and documented spare inventory. If you’re unsure about fit, AmpState offers support to help confirm compatibility with your specific electrical distribution setup.