The Standard Ignition DS 534 SI Door Jamb Switch is engineered to ensure the proper operation of vehicle doors by activating interior lights and door chimes upon opening This switch is compatible with various Chrysler Dodge Jeep and Plymouth models offering a direct fit and reliable performance Constructed with high quality materials it features a durable plastic housing and a plunger size of 0 32 inches ensuring longevity and consistent functionality The switch is designed for easy installation mounting directly onto the door frame and includes a female triangular connector with three terminals for secure electrical connections This component is essential for maintaining the safety and convenience features of the vehicle such as interior lighting and audible alerts when doors are open By replacing a faulty door jamb switch with the DS 534 SI fleet operators can ensure that these critical systems function correctly enhancing driver awareness and safety The switch is sold individually and comes with a 3 year or 36 000 mile limited warranty reflecting Standard Ignition s commitment to quality and customer satisfaction