Westinghouse | 371D426G17 | Circuit Breaker | 3-Pole

Meet the Westinghouse 371D426G17 Circuit Breaker — a 3-pole unit engineered for dependable three-phase protection in maintenance, retrofit, and replacement scenarios. When precise specs and reliable performance matter, this breaker delivers a straightforward path to safe, continuous operation in compatible panels.

Why this 3-pole breaker stands out

• Three-pole configuration provides balanced protection across all three phases, ideal for motors, compressors, and other three-phase equipment.
• Part number 371D426G17 serves as the strongest compatibility reference for sourcing and matching exact replacements.
• Designed specifically for maintenance, retrofit, and replacement projects where matching specs are essential.
• Clear fit and rating considerations upfront: confirm the breaker’s compatibility with your panel and service requirements before ordering.
• Part of the Westinghouse family, offering consistent performance within compatible electrical systems and panels.

Practical use cases

• Replacing a worn or faulty breaker in a three-phase electrical panel during routine service or downtime planning.
• Retrofits where old equipment is upgraded but requires the same form factor and trip characteristics for seamless integration.
• Spare parts for service crews to reduce downtime on critical three-phase circuits.

Who should consider this part

• Electrical contractors and service technicians performing panel maintenance or upgrades.
• Facilities managers overseeing equipment that relies on stable three-phase protection.
• OEM installers seeking a reliable, compatible replacement component with clear reference data.

Compatibility and buying tips

To ensure a flawless fit, use the part number 371D426G17 as your primary compatibility reference. Always verify that the panel model, rating, and mounting style align with the breaker’s specifications before purchasing. This approach minimizes the risk of mismatches and downtimes during your maintenance or retrofit projects.