Eaton | KD3350W | Circuit Breaker | 350A | 3-Pole | 600V

Meet the Eaton KD3350W Circuit Breaker — a high-amperage, three-pole protective device designed for demanding 3-phase systems. Rated for 350A and 600V, this unit is built for maintenance, retrofit, and replacement projects where exact specifications matter. With KD3350W as the reference part number, you can confidently match the exact footprint, trip characteristics, and electrical interface your panel requires.

What makes the KD3350W special

Three-pole design protects all phases in a balanced, coordinated fashion, helping prevent dangerous phase imbalances during faults. The 350A rating handles substantial load centers common in industrial environments, while the 600V rating makes it suitable for midvoltage distribution scenarios. This combination supports reliable interruption of faults, keeping equipment and personnel safer while minimizing downtime.

Key specifications at a glance

• Amperage: 350 A
• Poles: 3-Pole
• Voltage: 600 V
• Part number reference: KD3350W
• Intended use: Maintenance, retrofit, and replacement where exact specs are required

Ideal use cases

• Upgrading or refurbishing 3-phase 600V electrical panels in manufacturing, processing, and heavy equipment settings
• Retrofit projects where preserving panel footprint and compatibility is essential
• Spare/backup protection for service teams facing component wear or obsolescence

Installation and compatibility notes

Before ordering, confirm fit and ratings against your existing panel or enclosure. The KD3350W is specified to be the best compatibility reference for this device, so use that part number to verify replacement matching, mounting style, and interfacing with bus bars and lugs as required by your panel manufacturer.

Why choose Eaton for this application

As a trusted name in electrical protection, Eaton delivers durable, dependable circuit protection designed for continuous operation in demanding environments. The KD3350W combination of 350A capacity, 3-pole coordination, and 600V suitability makes it a practical, exact-match choice for technicians who value precise specs and fast, reliable replacements.