Thermador
Masterpiece and Masterpiece Deluxe series 30- and 36-inch electric cooktops have Sensor Dome retractable infrared sensor dials that continuously measure cookware heat, cycling burners off and on to keep precise temperature and avoid boil-overs, the maker says. All Deluxe models offer a trapezoid-shaped front-center touch control panel that operates up to 17 different power levels. 800-656-9226. www.thermador.com.