The average car charger installation by Current Electric is $1,500. The cost of the installation is based on the following. How far the electrical panel is from where the vehicle will be parked. How fast of a charge in range of miles per hour of charge you would like because the faster the charger the larger the conduit, wire and circuit breaker. The route that needs to be taken from the electrical panel to the charger. Does it need a trench or do we need to cut open walls or ceilings to get there. The price of the permit and inspection fees in your municipality.