Eaton | KD4175W | Circuit Breaker | 175A | 4-Pole | 600V

Engineered for demanding electrical environments, the Eaton KD4175W circuit breaker delivers dependable protection for 600V systems. With a 175A rating and a 4-pole design, this unit is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter. When you need a reliable upgrade or spare that aligns with existing gear, the KD4175W is the precise match you’re seeking.

Core specifications at a glance

• Amperage: 175A
• Poles: 4-Pole
• Voltage rating: 600V
• Part reference: KD4175W

Why a 4-pole, 600V design matters

In 600V, three-phase installations with a common neutral, a 4-pole breaker ensures all conductors trip together. This coordinated shutdown enhances safety for motors, drives, and other heavy equipment, while simplifying troubleshooting and maintenance. The KD4175W’s four-pole arrangement is ideal for panels and switchgear that require simultaneous disconnection across all poles, helping you meet safety standards and improve system reliability.

Ideal applications and use cases

• Maintenance and retrofit projects where the system requires exactly 175A, 4-pole protection on 600V circuits.
• Replacement in existing Eaton-based panels or switchgear that specify KD4175W-compatible form factors.
• New installations in industrial or commercial settings where four-pole protection at 600V supports clean power shutoffs for motors and heavy loads.

Fit, compatibility, and installation guidance

The KD4175W part number is the most reliable reference for compatibility. Before ordering, verify that your panel or gear requires a 4-pole, 175A, 600V breaker of this exact form factor. When installing, align with the panel’s bus arrangement and follow the manufacturer’s mounting and safety guidelines to ensure proper trip functionality and reliable performance. If you’re consolidating spare parts, keeping a KD4175W on hand can simplify future maintenance and reduce downtime.

What makes this Eaton breaker stand out

Unlike generic substitutes, the KD4175W is a purpose-made Eaton component designed to work seamlessly with Eaton protection schemes and panel systems. Its 4-pole architecture provides synchronized disconnection across all conductors in 600V circuits, delivering consistent interrupting performance and predictable trip behavior essential for critical electrical infrastructure.