The JK60-040 with PTC Resettable Fuses Through Hole,P=5.1mm RoHS is a resettable fuse manufactured by Jinrui Electronic Materials. It is designed to protect electronic circuitry from current surges and overloads and to automatically reset after a fault occurs. The product has a small size, high current capacity, low power consumption, fast response, and is environmentally friendly as it meets RoHS (Restriction of Hazardous Substances) standards. It has a rated voltage of 60V and a rated current of 0.4A, and its body size is 5.1mm P.