Eaton | KD4350W | Circuit Breaker | 350A | 4-Pole | 600V

The Eaton KD4350W 350A 4-Pole 600V circuit breaker is engineered for serious electrical protection in commercial and industrial environments. Designed for maintenance, retrofit, and replacement projects, this breaker delivers reliable performance when exact compatibility matters most.

• Amperage: 350A
• Poles: 4-Pole
• Voltage: 600V

Why the KD4350W stands out: the 4-pole configuration ensures comprehensive isolation across all live conductors in 3-phase systems, helping improve fault clearance coordination and safer maintenance practices. This unit is purpose-built to integrate with Eaton panels and switchgear where a 350A, 4-pole, 600V device is required, making it an ideal choice for high-current feeders and critical circuit protection.

Key use cases and ideal applications include:

• Rear or main feeders in commercial electrical rooms and industrial control panels
• Retrofits or replacements where the KD4350W’s specs match existing infrastructure
• Service disconnects in 600V electrical systems requiring robust, dependable protection

Important compatibility note: before ordering, confirm fit and ratings against your specific panel or switchgear. The KD4350W part number is the best reference for ensuring a precise match and safe, reliable operation in your setup.

Practical installation and maintenance tips:

• Verify that your system operates at or below 600V and that the 350A current rating aligns with the load requirements
• Cross-check the panel’s bus connection and mounting footprint to ensure seamless installation with your Eaton equipment
• Use the KD4350W part number as the primary compatibility reference to avoid mismatches during replacement or retrofit projects
• Plan for proper mechanical support and secure mounting to maintain panel integrity during fault conditions

In short, the Eaton KD4350W is a purpose-built solution for high-current, four-pole protection in 600V systems. It’s particularly well-suited for projects where precise compatibility, reliable protection, and straightforward retrofit work are the priorities, helping you keep critical equipment safeguarded and your electrical system running smoothly.