Breaker 125 Percent Rule Protects Aging Wiring From Oxidation Failure

https://urgent-electrician-nw-okc.theglensecret.com/understand-your-home-s-electrical-demand-before-power-fails-without-a-breaker-trip

The 125 percent rule requires that breaker amperage not exceed 125 percent of wire ampacity—a critical safety buffer designed to prevent overheating in aging wiring systems