Zinsco Circuit Breaker UBI VPKUBIZ0250 50 Amp Dual Pole Thin Circuit Breaker Connecticut Electric Ubiz250-1 Model QC50: Specially designed as a Zinsco replacement circuit breaker, ensuring seamless compatibility and performance. I Tested the Zinsco 125 Ap Circuit Breaker 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. The southwestern corner of Connecticut, where it touches New York State, includes Greenwich, Stamford, Fairfield, Westport, Wilton, and Darien. Some of the wealthiest residents in the world live in these areas This top-of-the-line breaker, listed by ETL and adhering to the rigorous standards of UL Standard 489, is an essential upgrade for modern electrical demands. Zinsco 2 Pole 50 Amp Thin Breaker Expert Craftsmanship: Manufactured new by Connecticut Electric, a leader in electrical solutions, guaranteeing reliability and longevity.