Square D | KCF34175 | Circuit Breaker | 175A | 3-Pole | 480V

Power and protection come together in the Square D KCF34175 circuit breaker. Designed for 480V three‑phase systems, this 175A, 3‑pole unit delivers reliable isolation and fault interruption for demanding industrial environments. Built for maintenance, retrofit, and replacement projects, it’s engineered to align with exact specifications and trusted Square D performance.

Key Specifications

• Amperage: 175 A
• Poles: 3‑Pole
• Voltage: 480 V
• Part number: KCF34175
• Reference for compatibility: The part number is your best reference—confirm fit and ratings before ordering.

Why this matters

When you’re upgrading or replacing in 480V three‑phase distributions, precise compatibility and dependable protection matter most. The KCF34175 is purpose‑built to match existing Square D installations, reducing guesswork during retrofits and minimizing downtime. Its 3‑pole design ensures balanced protection across all three phases, helping to safeguard motors, drives, and other heavy equipment from phase faults and overloads.

Ideal use cases

• Maintenance and retrofit projects in industrial facilities that run 480V three‑phase equipment.
• Replacement of failed breakers in existing Square D panels where exact specifications are required.
• Upgrading service feeders and distribution panels in manufacturing, HVAC, and processing plants.
• Senior or legacy systems needing a precise, compatible 175A, 3‑pole solution to maintain system reliability.

Compatibility & ordering tips

To ensure a seamless fit, rely on the exact part number KCF34175 as the primary compatibility reference. Before you place an order, verify that your panel or enclosure is rated for 480V and supports a 3‑pole device of this amperage. If you’re replacing an existing breaker, compare the mounting type and terminal connections to the KCF34175 model to confirm a straightforward swap.

Practical insights

Handling and installation should follow standard electrical safety practices. Keep breakers in a dry environment, and consult your panel’s documentation for any enclosure‑specific requirements. This Square D circuit breaker is a practical, durable choice for professionals who value accurate specs, reliable protection, and a straightforward retrofit path in 480V three‑phase systems.