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Do I Need a Panel Upgrade for an EV Charger?
How to tell if your Lexington home has panel capacity for a Level 2 EV charger — and when a 200A upgrade is the right move.
Lexington Electrical & HVAC TeamJune 4, 20266 min read
A Level 2 charger adds 32–48 amps of continuous load. Many 100A panels in older Lexington neighborhoods are already near capacity once AC, range, and dryer run. We run a load calculation before every EV charger install and quote any panel upgrade needed up front.
Signs you may need an upgrade
Read our 200A panel guide for more detail.
- 100A service with no spare breaker spaces
- Breakers trip when AC and another large load run
- Federal Pacific, Zinsco, or Pushmatic panel
- Home inspection flagged the panel
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