Littelfuse Windshield Wiper Switches are designed for in-cabin wiper control. Their mounting, body, and actuator features are designed for ease-of-use and extended product lifecycle. The Electronic Windshield Wiper Switches ensure dependable control of windshield wipers on heavy duty vehicles. They are designed with intermittent delay feature for permanent magnet electric wiper motors. Switches are not compatible with self-parking wiper motors; a park-signal is required from the wiper motor.