The Whirlpool WP3149404 Infinite Switch 6" provides reliable control over the heat level of a compatible range surface element. This infinite switch regulates electrical power to the burner, allowing the user to adjust the cooking temperature by turning the control knob to the desired setting. It cycles power on and off as needed to maintain the selected heat level for more consistent... https://www.partsmelange.ca/whirlpool-wp3149404-infinite-switch-6-for-range