Some questions you need to ask yourself when upgrading your power. Will you be adding on to your home in the future and if so, how much? Will you add a hot tub or a pull, maybe an additional refrigerator? If you're going to make an investment in upgrading your panel, you should think through your future expansion projects. A breaker panel, also known as an electrical panel, load center, service panel or breaker box is a steel box that holds multiple circuit breakers wired to circuits that distribute power throughout your home.