The WMZ12A-115SL15RMUP130B3.5-G6B with PTC Thermistors Through Hole RoHS by Tyohm is a part that functions as a resettable thermal fuse for overcurrent protection. PTC thermistors are semiconductor components for temperature sensing, and this particular part has Through Hole packaging as well as RoHS compliance (Restriction of Hazardous Substances) for environmental safety. It has a high current capacity of up to 115A, a maximum voltage rating of 130V, and can handle up to 3.5W of power. The G6B suffix indicates that the fuse is specially designed for automotive applications.