The latest models offer more precision thanks to high-tech sensors.
The Bosch signals when a pan is heated to the correct temperature. From $2,000; boschappliances.com.
Gaggenau’s combination deep-frying sensor and pan keep oil at the right temperature. $4,500; gaggenau.com.
Thermador’s infrared beam measures and maintains consistent range heat. From $2,750; thermador.com.