The Whirlpool 12002121 Range Dual Burner Infinite Switch Kit is an equivalent part for your electric range or cooktop. It controls the heat on two burners, allowing for endless adjustment from low simmer to high boil. In comparison to standard rotary knobs with restricted settings, the infinite switch design allows for a smoother and more exact temperature control. This kit is commonly used on the right front side of your range, but always check your appliance manual for specific compatibility. Replacing a malfunctioning switch restores control over your burners, resulting in even cooking and avoiding burnt food. With a functional endless switch, you can get the ideal temperature for any dish, enhancing your overall cooking experience.