PECOPECO PL-51 Turnout Switch Module Add On (For use with PL-50)(PL-50 NOT included)Allows the PL-50 Switch Module to be extended to any sizerequired.Recommended to be used with: PL-50 Turnout Switch Module PL-26 Passing Contact Switches PL-34 Turnout Motor Wiring Harnesses  Brand new item from our New Model shop in Yorkshire.