Eaton | CNDC3800T57W | Circuit Breaker | 800A | 3-Pole | 600V

When your electrical distribution demands reliability and exact compatibility, the Eaton CNDC3800T57W circuit breaker is built to deliver. This 800A, 3-pole, 600V unit is designed for maintenance, retrofit, and replacement projects where matching specs is non-negotiable. Built by Eaton, it combines precise protection with straightforward replacement in three‑phase systems.

Key specifications at a glance

• Amperage: 800A
• Poles: 3-Pole
• Voltage rating: 600V
• Part number: CNDC3800T57W
• Applications: maintenance, retrofit, and replacement where exact specs are required
• Compatibility note: Confirm fit and ratings before ordering; the part number is the best reference for compatibility

Why this Eaton breaker stands out

• OEM-grade design ensures seamless integration with Eaton panels and three‑phase distribution systems
• Three-pole configuration provides simultaneous disconnect of all phases, improving safety during service and startup of industrial loads
• 800A rating supports high-current circuits such as motors, heavy equipment, and large distribution feeders
• 600V rating makes it suitable for common industrial power networks, simplifying documentation and compliance
• OEM replacement reduces wiring changes and downtime compared to generic substitutes

Ideal use cases

• Retrofit projects in manufacturing facilities where older breakers no longer meet current protection or coordination requirements
• Maintenance cycles for warehouses and data centers with three-phase machinery
• New or existing installations needing an OEM-specified, high-amperage protection device

How to verify compatibility

• Check the panel’s label and Eaton specification sheets for the corresponding series and mounting style
• Cross-reference CNDC3800T57W with the panel’s bus type and mounting footprint
• Ensure the circuit’s current rating, voltage, and trip characteristics align with your system requirements

Practical installation and care tips

• Follow proper lockout/tagout procedures before servicing electrical equipment
• Use OEM replacement procedures to minimize downtime and ensure correct mounting and wiring
• Store replacement units in a clean, dry environment to prevent corrosion and preserve performance