Buying a house with a fuse panel? Here's what you should Oct 13, 2011The main reason is because a circuit breaker can be re-used. Once a fuse blows, it has to be replaced. Old electric services will have fuses, and old Author: Reuben Saltzman How to Change a Fuse Box to a Circuit Breaker Mar 15, 2016Upgrading from a fuse box to a circuit breaker brings your home electrical system into the modern age. More power, better safety, and the convenience of flipping breakers rather than replacing blown fuses. When buying, selling, or insuring a house, all the experts will tell you that you are better off replacing a fuse box.