The answer to 'difference between electrical panels' is that there are two main types of electrical panels: circuit breaker panels and fuse boxes. Circuit breaker panels are the more modern and common type, while fuse boxes are an older technology that is less common in newer homes.
Circuit breaker panels use circuit breakers that can be reset if they trip, while fuse boxes use replaceable fuses that must be changed if they blow. Circuit breakers are generally safer and more convenient, as they can be reset without having to replace a fuse. However, fuse boxes can be less expensive to install or upgrade. The choice between a circuit breaker panel or fuse box often depends on the age and electrical needs of the home.