Westinghouse | 315C043G03 | Circuit Breaker | 3-Pole | 415V

Meet the Westinghouse 315C043G03, a 3-Pole circuit breaker engineered for 415V three-phase systems. This unit is purpose-built for maintenance, retrofit, and replacement projects, delivering dependable protection that keeps your equipment and operators safe while minimizing downtime.

Why this breaker stands out in real-world installations:

• Three-pole design ensures synchronized interruption across all phases, reducing the risk of phase imbalances and cascading faults in your 3-phase equipment.
• 415V rating makes it a practical fit for industrial power distribution, large HVAC systems, and machinery lines that run at higher voltage levels.
• Part number 315C043G03 is your most reliable reference for compatibility, simplifying sourcing and reducing the guesswork during replacement or retrofits.
• Maintenance-ready and retrofit-friendly—designed to slip into compatible panels with minimal downtime, helping you keep critical systems online.
• Brand continuity—Westinghouse reliability means widespread availability of parts and straightforward field service for long-term support.

Important compatibility notes: Confirm fit and ratings before ordering. The part number is the best reference for compatibility with your panel, enclosure, and bus configuration. When sourcing, compare your current breaker’s model, panel model, and voltage requirements to ensure a seamless swap.

Ideal use scenarios include retrofitting aging 3-phase distributions in manufacturing lines, replacing failed breakers in industrial control panels, and upgrading power protection for large-scale equipment where a 415V, 3-Pole solution is required. This breaker is a practical, standards-aligned choice for engineers and technicians who value precise matching of specifications and dependable performance.

Choosing Westinghouse means opting for a familiar, compatible part that supports consistent protection across your electrical infrastructure. Whether you’re stocking spare parts for proactive maintenance or completing a retrofit project, the 315C043G03 helps you protect both people and productivity.