RFJ3M175 | Circuit Breaker | 175A | 3-Pole | 480V

Meet the RFJ3M175—a rugged industrial circuit breaker engineered for dependable protection in three‑phase, 480V power systems. With a 175A rating and a 3‑pole design, this device is built to guard equipment and personnel while keeping your electrical system running smoothly during routine operation and fault events.

Designed for maintenance, retrofit, and replacement projects, the RFJ3M175 fits into panels and distributions that rely on exact specifications. When you need a compatible, drop‑in solution that matches your existing setup, this unit is the clear choice. The part number RFJ3M175 serves as the best reference for compatibility, so verify it against your panel directory before ordering.

Why this 3‑pole, 480V breaker stands out

• Exact fit for three‑phase systems: Commonly used in manufacturing lines, HVAC distributors, and motor control centers to ensure all three phases disconnect together, protecting equipment from unbalanced faults.
• Clear current rating: 175A sizing provides appropriate protection for mid‑sized feeders and motors without overly interrupting normal operation.
• 480V readiness: Optimized for industrial distribution environments where 480V three‑phase power is standard.
• Focused compatibility guidance: Use the RFJ3M175 as your primary cross‑reference reference when matching replacement parts to existing panels.
• Maintenance and retrofit confidence: A reliable option for updating aging panels or refreshing critical protection devices during plant upgrades.

Typical use cases

• Upgrading legacy machine centers and production lines that operate on 480V three‑phase power.
• Replacing failed or out‑of‑date breakers in motor control panels and switchgear.
• Retrofits that require exact spec matching to minimize wiring changes and downtime.
• Spare parts strategy for service teams maintaining industrial equipment portfolios.

Important note: Confirm fit and ratings before ordering. The part number RFJ3M175 is the most reliable reference for compatibility, and matching the exact specifications ensures safe, compliant operation in your electrical system.

Specifications at a glance

• Amperage: 175A
• Poles: 3‑Pole
• Voltage: 480V
• Product identity: RFJ3M175