Eaton Cutler-Hammer LGE340033G 400A 3P 600V Circuit Breaker | AmpState

The Eaton Cutler-Hammer LGE340033G is a robust circuit protection solution engineered for reliability in panelboards, load centers, and electrical distribution networks. With a 400A capacity across 3 poles at 600V, this breaker is built to withstand demanding, multi-phase environments while preserving safe, uninterrupted operation.

• Part Number: LGE340033G
• Amperage: 400 A
• Poles: 3
• Voltage: 600 V
• Type/Application: Circuit breaker for panelboards, load centers, and electrical distribution
• Manufacturer: Eaton Cutler-Hammer
• Ideal for: Replacement projects and stocking spares to keep the BOM aligned to the original part number

This unit shines in scenarios where time, compatibility, and safety matter most. It’s specifically designed to slot into existing Eaton Cutler-Hammer installations without forcing a BOM rethink, making it an excellent choice for maintaining legacy panels or upgrading distribution reliability without collateral changes to wiring or protection schemes.

Why this model stands out

• Direct compatibility with original Eaton Cutler-Hammer configurations helps you preserve the intended protection strategy and trip coordination.
• High-capacity 400A protection supports heavy-load environments, reducing the risk of nuisance trips while guarding critical circuits.
• Three-pole design is ideal for balanced three-phase systems, delivering coordinated protection across all phases.
• Compact integration into existing panelboards and load centers accelerates maintenance and replacements, helping crews stay on schedule.
• Explicit alignment with the exact BOM part number minimizes ordering errors and streamline spare inventory management.

Use cases and ideal customers

• Facilities managers maintaining commercial buildings, manufacturing floors, or data-center infrastructure that rely on Eaton protection schemes.
• Electrical contractors handling panelboard replacements or upgrades where preserving original part numbers is critical for documentation and warranty compatibility.
• Maintenance teams stocking spares to ensure rapid recovery from a failed breaker without mismatches to the original installation plan.

If you’re unsure about fit or compatibility with a specific panel, drop us a message. We’ll help confirm the match to ensure the LGE340033G fits your exact distribution setup, keeps your BOM intact, and supports a smooth, downtime-minimized replacement.