The Standard Ignition NS 126 SI Neutral Safety Switch is engineered to ensure that a vehicle s engine starts only when the transmission is in Park or Neutral positions thereby preventing unintended vehicle movement Designed for specific Ford and Lincoln models this switch offers a reliable solution to enhance operational safety and prevent costly transmission damage due to inadvertent engine starts in gear Its robust constructiond precise engineering make it a valuable component for fleet operations ensuring vehicles remain in optimal working conditiond reducing the risk of unexpected maintenance issues