Eaton PDG3X3TA401H 400A 3P Circuit Breaker | AmpState

Eaton PDG3X3TA401H is a 400 A, 3-pole circuit breaker engineered for reliable protection in panelboards, load centers, and broader electrical distribution systems. This OEM-grade device is designed to support precise replacement projects and spare-stock scenarios, helping you keep the bill of materials (BOM) aligned with the original part number for seamless maintenance and upgrades.

Why this part matters

Choosing the OEM PDG3X3TA401H means your protection scheme stays consistent with the design intent of the original installation. For facilities managers and electrical contractors, that translates to fewer field adjustments, quicker turnarounds on replacements, and preserved warranty coverage where applicable. It’s a practical, long-term solution when you need to maintain strict compatibility with Eaton panelboards and distribution setups.

Key specifications

• Manufacturer: Eaton
• Part number: PDG3X3TA401H
• Product type: Circuit Breaker
• Amperage: 400 A
• Poles: 3
• Applications: Panelboards, load centers, and electrical distribution systems

Who should consider it

This breaker is ideal for electrical contractors performing panelboard replacements, facility maintenance teams updating distribution infrastructure, and OEMs aligning original designs with spare parts inventory. If your project requires an exact OEM fit to protect three-phase circuits, the PDG3X3TA401H is built to deliver a dependable, field-proven solution.

Practical benefits and usage tips

• Accurate BOM alignment: Using the exact part number helps keep documentation, ordering, and future replacements consistent with the original design.
• Reliable three-phase protection: The 3-pole configuration is suitable for many commercial and industrial three-phase distribution schemes.
• Easy procurement through AmpState: Available directly from AmpState, simplifying sourcing and stock planning for ongoing maintenance programs.
• Compatibility support: If you’re unsure about fit, you can message AmpState for assistance in confirming compatibility with your panel or load center.

For contractors and facility owners aiming for precise, durable protection that mirrors the original equipment, the Eaton PDG3X3TA401H offers a concrete, dependable path forward. It’s not just a replacement part—it’s a strategic choice to maintain electrical reliability and BOM integrity across your distribution network.