Top Rated Zinsco Q15 – 15A 1 Pole Miniature Circuit Breaker

Restoring power in older homes is straightforward with the Zinsco Q15, a 1-pole, 15-amp miniature circuit breaker. It provides essential thermal-magnetic protection for standard 120/240VAC residential branch circuits. Designed for an exact fit, this plug-on unit installs into legacy Zinsco load centers. For modern alternatives, it crosses over to the UBIZ15 replacement breaker. Delivering a 10kAIC rating, this breaker utilizes Magnetrip technology and features a blue color-coded handle.