HFJ634175 | Circuit Breaker | 175A | 3-Pole | 600V

HFJ634175 is a rugged industrial circuit breaker crafted to deliver dependable overcurrent protection in demanding electrical environments. With a 175A rating and a 3-pole configuration, it is purpose-built for three-phase distribution at up to 600V.

Ideal for maintenance, retrofit, and replacement projects, this unit is designed to match existing installations where exact specifications matter. The most reliable compatibility check is the part number itself—HFJ634175—so always verify fit and ratings before ordering.

Key specifications

• Amperage: 175A
• Pole configuration: 3-Pole
• Voltage rating: 600V

What problems does it solve

By aligning amperage, pole count, and voltage, this circuit breaker provides precise protection for feeders, motors, and other equipment in your three-phase system. Using the exact part number minimizes compatibility risk and reduces the need for unnecessary rework in your panel.

Ideal use cases

• Replacement in existing industrial panels where the HFJ634175 footprint and ratings match
• Retrofit projects upgrading to a 600V three-phase protection scheme
• Maintenance cycles in control panels, motor control centers, and distribution panels

Installation and handling tips

Before installation, disconnect power and review local electrical codes. Confirm the panel type and bus arrangement match the 3-pole, 600V configuration. Keep the part number HFJ634175 as the primary compatibility reference during ordering and documentation.