2478-AUXKIT72078
Multi-Purpose Relay
Mack

This relay is an essential electrical component that controls various auxiliary systems within heavy-duty trucks. Its multi-purpose design allows it to be used in multiple circuits, providing reliable switching for lights, sensors, and other electronic devices. Built to withstand high currents and vibrations, it ensures consistent operation even in demanding conditions. Proper installation and replacement of this relay can prevent electrical failures, improve system responsiveness, and enhance vehicle safety. Its versatility makes it a valuable part of your electrical maintenance toolkit. Source One Parts Center offers this high-quality relay to support your vehicle’s electrical reliability and operational efficiency.