Electrical Panel Upgrade in Naperville, IL
Upgrade your Naperville, Illinois electrical panel to 200A or 400A service with licensed pros. Required for EV chargers, solar, hot tubs, and modern HVAC loads.
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Panel Upgrades in Naperville FAQ
+How much does a panel upgrade cost in Naperville?
A 100A → 200A service upgrade in Naperville, Illinois typically runs $2,500–$4,500 including permits, meter coordination with the utility, and a new main breaker.
+Do I need a panel upgrade for an EV charger in Naperville?
Often yes if your panel is 100A or older. A licensed Naperville electrician does a load calculation per NEC 220 before quoting.
+How long does a panel upgrade take in Naperville?
On-site work is typically 6–10 hours with a 4–8 hour utility power cut. Permits and Illinois inspection scheduling can add 1–2 weeks.