No, it is definitely not normal or safe for your home's electrical breaker box or service panel to become hot to the touch. While mild warmth can sometimes occur during periods of heavy electrical usage due to standard resistive heating, a hot panel box indicates a serious underlying electrical problem that requires immediate professional attention. Common culprits include loose main feeder cable connections, overloaded circuits drawing excessive current, high electrical resistance at terminal lugs, or internal component failure. You can troubleshoot electrical panel safety safely by avoiding bare components and checking temperatures. You can verify that your corrective action is successful when having a licensed professional electrician inspect terminal connections, torque loose lug screws, and resolve overloads restores normal operating temperatures.
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