Eaton PDG33M0400B2NN Circuit Breaker, 400A, 3-Pole, 600V

The Eaton PDG33M0400B2NN is a rugged, industrial-grade circuit breaker engineered to safeguard large three-phase electrical systems. Designed for demanding service, maintenance, and replacement projects, this 400 A, 3-pole unit provides dependable overcurrent protection while standing up to the rigors of active industrial environments. Use the part number PDG33M0400B2NN to confirm compatibility with your panel, bus arrangement, and application requirements.

Key advantages that set this breaker apart

• 400 A rating delivers solid protection for high-current, three-phase circuits in manufacturing floors, distribution panels, and heavy equipment feeds.
• 3-pole configuration supports three-phase power distribution, enabling compact, coordinated protection for multi-wire systems.
• 600 V maximum rating suitable for typical industrial power networks, ensuring safe operation across a range of load profiles.
• Part number specificity PDG33M0400B2NN ensures accurate fit and reliable replacement in compatible Eaton assemblies.
• Designed for service, maintenance, and replacement projects, helping you minimize downtime and keep critical infrastructure online.

Ideal use cases

This circuit breaker is well-suited for main distribution feeders, large motor circuits, and heavy-duty panel sections within warehouses, factories, processing plants, and other facilities with three-phase 600 V electrical systems. When equipment reliability matters, substituting in an Eaton PDG33M0400B2NN helps maintain consistent protection without the guesswork of cross-compatibility.

Installation and compatibility considerations

To ensure proper fit and protection, verify the unit against your application requirements using the exact part number PDG33M0400B2NN. If you’re unsure about compatibility, you can reach out for assistance confirming fitment and integration with your existing panels and service layouts.

Specifications at a glance

• Amperage: 400 A
• Poles: 3
• Voltage: 600 V
• Part Number: PDG33M0400B2NN
• Type: Circuit Breaker for industrial electrical service, maintenance, and replacement

Ready to secure your three-phase protection with a trusted Eaton solution? Message us for help matching the PDG33M0400B2NN part number to your exact application and to confirm compatibility with your panel and system layout.