PAI INDUSTRIES Parking Brake Light Switch Part No: 450550

The 450550 Parking Brake Light Switch serves as an essential safety component in heavy-duty trucks, providing accurate brake-light activation whenever the parking brake is engaged. This switch is engineered to endure the harsh conditions typical in commercial trucking — including constant vibration, temperature fluctuations, and exposure to dust and moisture. It integrates seamlessly into existing brake systems and triggers correct electrical signaling to the brake lights. By replacing worn or faulty switches with 450550, fleet operators and technicians can restore proper brake-light function, maintain compliance with safety regulations, and reduce liability. Its robust design and straightforward installation make it a dependable choice for truck maintenance and repair.