Professional Home Inspectors in Lakewood, OH

Electrical breakers and Manufactures Panels Major manufacturers don't test other brand breakers to assure they will work properly in thier panels. Basically, they haven't been through UL testing. Are most Circuit Breakers Interchangeable? No, you should always use the specified brand and model of circuit breaker inside of the panel specifications label. Electrical service panels are made by many different manufacturers. Breakers may fit inside another manufacturer’s panel, but breakers are not intended to be interchangeable. How Breakers are different? Breakers are brand-specific and require the exact replacement type to not only function properly but to operate safely. Breakers can have different tolerances and panels can have bus bars of different thicknesses. Manufactures even state that use of any other breakers may void the warranty and cause physical harm. Will Another Brand Fit? A breaker from another manufacturer may fit in a competitor’s panel; however, it’s the things you can’t see that might be dangerous. Some manufacturers may even tell you which of their breakers you can use to replace other manufacturers breakers. Different Breakers and Same Manufacturer The model of breaker also matters. Square D makes both Q0 panels and Homeline panels, but each series of panels uses different breakers. Some panels may specify one line of breakers for its branch circuits and a different on for its main disconnect.