Eaton | KDC3300W | Circuit Breaker | 300A | 600V

Meet the Eaton KDC3300W Circuit Breaker—300A, 600V. This unit is built for maintenance, retrofit, and replacement projects that demand exact specifications, delivering reliable protection when it matters most.

The part number KDC3300W serves as the definitive compatibility reference, so when you're ordering, let the label guide your choice. Before you place an order, confirm fit and ratings to ensure seamless integration with your panel and equipment.

Key specs at a glance

• Amperage: 300A
• Voltage rating: 600V
• Part number: KDC3300W
• Applications: maintenance, retrofit, replacement in suitable Eaton-equipped systems

Why this matters for your electrical system

Choosing the exact part number ensures you’re aligning with the protective characteristics of your existing setup. A 300A current rating is appropriate for main feeders and protective roles in mid-to-large commercial and light industrial environments, while a 600V rating supports typical commercial distribution networks. This precise specification reduces the risk of undersizing or overrating components, supporting safer operation and code-compliant installations.

Ideal use cases

• Retrofits in aging panels where the original protection device must be preserved
• Replacement in Eaton-equipped distribution to restore protective coverage quickly
• Maintenance scenarios where matching specs keeps system performance consistent
• Upgrading or maintaining 600V distribution paths in industrial facilities

Practical notes for ordering and installation

• Always verify fit and ratings against your panel labeling and bus configuration before ordering.
• The KDC3300W part number is the most reliable reference for compatibility—use it to confirm this breaker matches your equipment.
• Consider nearby components and protection schemes to maintain coordinated overcurrent protection across the system.

What you gain with Eaton reliability

Trust in a time-tested protection solution from Eaton, aligned with a part number that supports your protection strategy. With a 300A, 600V rating, this breaker delivers dependable performance in demanding commercial and industrial environments, supporting uptime and safe operations.