Jenn-air Cooktop Stove Fan Switch Replacement (Not Original) 2 Wire Kit AP4009843 Black Switch, Custom Built Switch, 2 wire replacement Switch, THIS WILL ONLY CONTROL THE FAN OR THE LIGHT NOT BOTH! Each kit comes with a switch and 2 push nuts for an easy install! 2 wire connectors, 2 positions - On / Off, Works either for exhaust fan or lights - not both! Custom Cut Switches - Some imperfections may be present in the plastic Black Switch! Replacement Cooktop / Stove top undermount switch!