Eaton | KDC3350X | Circuit Breaker | 350A | 3-Pole | 600V

Meet the Eaton KDC3350X Circuit Breaker—a purpose-built, high-current protection device designed for demanding industrial environments. With a 350A rating, 3-pole configuration, and a 600V rating, this breaker delivers reliable protection for large three-phase power systems while supporting straightforward maintenance, retrofits, and replacements. When exact specs matter, the KDC3350X is engineered to align with Eaton’s standards and panel requirements, helping you keep critical equipment safely in service.

Key specifications at a glance

• Amperage: 350 A
• Poles: 3-Pole
• Voltage rating: 600 V

Why choose the Eaton KDC3350X

• The part number KDC3350X is the most reliable reference for matching your existing Eaton panels and distributions systems, reducing the risk of misfits during replacement or retrofit.
• Designed for heavy-duty service: A 350A capacity supports sizable loads common in industrial plants, manufacturing lines, and large commercial facilities.
• Three-phase protection: The 3-pole configuration provides synchronized disconnection across all three phases, enhancing system safety and trip coordination.
• Voltage readiness: With a 600V rating, it accommodates a wide range of industrial power distribution setups, keeping your equipment protected within its normal operating envelope.
• Maintenance-friendly and retrofit-ready: This unit is positioned for quick substitution in legacy systems, helping minimize downtime during service windows or upgrades.

Ideal use cases

• Maintenance: Replace aging or worn breakers to restore robust circuit protection without altering your panel layout.
• Retrofit: Upgrade protective devices in expanding or modernizing electrical infrastructure while preserving compatibility with existing Eaton components.
• Replacement: When your system requires the exact Eaton specification to maintain UL listings and overall protection scheme, KDC3350X is the trusted choice.

Practical guidance for ordering and installation

Before ordering, verify fit and ratings on your panel or distribution equipment. The part number is the best reference to ensure compatibility, so cross-check KDC3350X against your panel documentation and any manufacturer labeling. If you’re aligning a retrofit or replacement, consider current system load, conductor sizing, and coordination with upstream protection to maintain optimal safety and performance.

Choose the Eaton KDC3350X for a technically precise, dependable solution that safeguards large three-phase circuits and keeps high-demand processes running smoothly.