A unit of German supplier Robert Bosch GmbH said it will begin selling an electric-vehicle residential charging station in the United States for a retail price below $450.

The Bosch Power Max, a 16-amp configuration with a 12-foot cable, will offer 2,400-volt charging in half the time, and at half the price, as a Level 2 residential charging station, said Tanvir Arfi, president of Bosch Automotive Service Solutions.