Connecticut Electric UBIZ250-1 – 50A 1-1/2 in 2-Pole Zinsco QC50 Compatible Circuit Breaker, ETL Listed

Upgrade your panel with the Connecticut Electric UBIZ250-1, a 50 Amp, 1-1/2 inch, two-pole circuit breaker designed for Zinsco load centers. This verified replacement option blends solid performance with practical ease, helping you address modern electrical demands with confidence.

Key compatibility and design

• Model QC50: Specially designed as a Zinsco replacement circuit breaker, ensuring seamless compatibility and performance.
• Compact Two-Pole Design: Occupying a minimal footprint, this breaker integrates smoothly into your panel with its 1-1/2 inch body in the thick series.
• Certified Safety and Quality: Earns the prestigious Intertek ETL Listing, meeting the stringent requirements of UL Standard 489, for both US and Canadian standards.
• Expert Craftsmanship: Manufactured new by Connecticut Electric, a leader in electrical solutions, guaranteeing reliability and longevity.
• Tailored for Zinsco Panels: Precisely engineered for use in Zinsco type QC circuit breaker panels, ensuring a perfect fit and optimal functionality.

Real-world use and benefits

In day-to-day wiring tasks, this UBIZ250-1 can be a practical upgrade when you need a dependable replacement in Zinsco QC panels. The 50 amp rating suits branch protection for typical home and small business circuits, while the compact body fits in crowded panels and leaves room for other modules.

The ETL listing and UL 489 compliance provide a clear signal of safety-forward design, backed by a reputable brand. While individual outcomes vary, customers often notice smoother panel operation, crisp tripping response, and a reassuring sense of fit when installing a new breaker from a trusted manufacturer.

Quality you can trust

Connecticut Electric is known for electrical solutions that balance reliability with practical design. This UBIZ250-1 is manufactured to modern standards and backed by documentation that supports safe installations in circuits that follow UL 489 guidelines.

• ETL Listing and UL 489 compliance for US and Canada
• New, factory-built unit for consistent performance
• Designed for Zinsco QC panels to ensure a precise fit

Consider the UBIZ250-1 as part of a considered panel upgrade plan. It offers a concrete example of how a well-designed replacement breaker can contribute to safer, more reliable electrical operation without promising guaranteed results. This is a possible improvement you can explore with your electrical contractor or installer.