The Mack Trucks, Inc. 4103-5001861808 electrical switch (also listed as 5001861808 Renault electrical switch) is an OEM component intended to control electrical circuits in Mack Trucks and Renault applications. It functions as a vehicle electrical switch that enables on/off operation for connected circuits and accessories within the truck’s wiring system. Use the part numbers 4103-5001861808 and 5001861808 to identify and replace this switch in compatible Mack and Renault equipment.
