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Prepping Your Home’s Electrical for an EV or Solar

Adding an EV charger or going solar is exciting, but both put new demands on your home’s electrical system, and it almost always starts with your panel. A little planning up front saves money and headaches later. Here is how to get your home ready.

Electrical panel being evaluated for an EV charger and solar in Austin

Start with your electrical panel

Your panel is the foundation for both an EV charger and a solar system. The first question an electrician asks is whether your panel has the capacity and the physical space to handle what you want to add. Many older or smaller panels, especially 100-amp panels, are already close to full, which means a panel upgrade or a sub-panel may be the first step. Knowing this before you buy equipment prevents nasty surprises.

Prepping for an EV charger

A Level 2 EV charger runs on a dedicated 240-volt circuit and draws significant, continuous power. To get ready:

  • Have an electrician run a load calculation to confirm your panel can handle the charger.
  • Decide where the charger will go, ideally near where you park and not too far from the panel.
  • Plan the circuit and breaker sizing for your specific charger.
  • If your panel is full, plan for a sub-panel or a service upgrade.

Prepping the electrical side for solar

Solar adds a different kind of demand: it ties into your electrical system and your panel has to be ready to accept it. While your solar provider handles the panels and the system design, the electrical readiness of your home matters, and a good electrician can make sure your panel, capacity, and grounding are in shape to support a solar interconnection. Getting the electrical foundation right helps the whole project go smoothly. [Builder note: AC Electric handles the electrical readiness and panel work; coordinate with the homeowner’s chosen solar installer for the solar system itself.]

Doing both, or future-proofing

If you are considering an EV now and solar later (or both), it is worth planning the electrical for everything at once. Upgrading your panel a single time to handle current and future loads is far cheaper than doing it twice. An electrician can help you right-size the service so you are ready for what is next.

outside EV charger

The smart first step: a load evaluation

Before you buy a charger or sign a solar contract, have a licensed electrician evaluate your panel and capacity. It is a small step that prevents expensive surprises. AC Electric has helped Central Texas homeowners prepare their electrical systems since 1984, and we offer free estimates on panel upgrades, EV chargers, and the circuits that tie it all together.

Getting ready for an EV or solar?

Licensed Master Electrician since 1984.

Experience the difference for yourself

Licensed troubleshooting and repair since 1984.