Eaton Cutler-Hammer PDG33P0400FNNN 400A 3P 600V Circuit Breaker | AmpState

Eaton Cutler-Hammer PDG33P0400FNNN is a 3-pole, 400 A, 600 V circuit breaker engineered for dependable protection in panelboards, load centers, and electrical distribution systems.

Designed with retrofit and maintenance in mind, this part number is ideal when you need long-term compatibility across existing installations. Keeping the same PDG33P0400FNNN part number simplifies stocking, ordering, and service planning, so you can minimize downtime during upgrades or repairs.

Key specifications at a glance

• Amperage: 400 A
• Poles: 3 (three-pole design for 3-phase systems)
• Voltage rating: 600 V
• Type: Circuit breaker for panelboards, load centers, and electrical distribution

Why it matters for your project

Whether you’re upgrading a commercial panel, supporting an industrial distribution network, or performing routine maintenance, the PDG33P0400FNNN provides reliable protection for your critical circuits. The 3P 400 A rating helps safeguard feeders and heavy-load circuits against overloads, while the 600 V rating covers typical industrial voltage ranges.

Best-fit use cases

• Retrofit projects where preserving the exact part number ensures compatibility with existing bus assemblies and mounting provisions.
• Maintenance planning with a dependable replacement that aligns with original Eaton specifications.
• New or expanded panel installations that rely on the PDG series for consistent performance and fit.

Compatibility and availability

Designed to integrate with Eaton Cutler-Hammer panelboards and load centers that accept the PDG family, the PDG33P0400FNNN supports streamlined sourcing and service continuity. If you’re unsure about fit, AmpState offers assistance to confirm compatibility and ensure the part will drop into your equipment without surprises.

Availability: This item is available from AmpState. Ready to secure a trusted circuit-breaker solution for your distribution system.