Mega Sale Zinsco QC250 – 50A 2 Pole Molded Case Circuit Breaker

Manufactured for obsolete electrical panels, the Zinsco QC250 is a 50-amp, two-pole circuit breaker. It provides dependable thermal-magnetic trip functions for standard residential and commercial applications. This plug-on breaker mounts into legacy Zinsco load centers, ensuring exact compatibility for older infrastructure. When seeking a newly manufactured equivalent, the UBIZ250 serves as the direct substitute.