Electrical panel upgrades in Glen Ellyn typically cost between $1,500 and $4,500, depending on the amperage increase and complexity of the installation. Most homeowners pay around $3,000 for a standard upgrade from 100-amp to 200-amp service. Factors affecting cost include your current panel’s condition, whether additional wiring is needed, permit fees, and the specific panel brand and features you choose. Panels with smart monitoring capabilities or additional safety features cost more than basic models. The investment pays off through increased home value, improved safety, and the ability to use modern appliances without electrical issues. Many homeowners find the peace of mind alone makes the upgrade worthwhile.