Time-Limited Zinsco UBIZ2125 – 125A 2 Pole Miniature Circuit Breaker

Delivering essential overcurrent defense, this 125-amp thick series component is engineered for residential power distribution. It helps maintain aging electrical infrastructure safely. Designed for seamless integration, it serves as an exact cross-reference for the discontinued QCAL125. The plug-on design installs into vintage Zinsco Type QC panelboards, eliminating the hassle of sourcing used parts. With a 10kAIC capacity, it handles typical household faults and includes a HACR rating.