The T R P Door Jamb Light Switch (BA28600) is a reliable replacement switch designed specifically for Peterbilt and Kenworth trucks. This automotive door jamb switch plays a crucial role in controlling your cab's interior lighting, automatically activating the lights when the door is opened and cutting them off when the door is closed. Built to meet the demands of heavy-duty trucking applications, this switch is engineered for a precise fit and dependable performance. Whether you're replacing a worn-out switch or restoring full functionality to your cab lighting system, the BA28600 delivers a straightforward solution. Designed for compatibility with Peterbilt and Kenworth models, this switch helps ensure your interior lights work exactly as intended, improving visibility and convenience every time you enter or exit your truck. Easy to install and built to last, this T R P replacement part is a smart choice for keeping your rig in top working condition.