JK30-110 with PTC resettable fuses through hole RoHS manufactured by Jinkaisheng is a single phase resettable fuse with a poly-fuse function. It is made of ceramic tube filled with polymeric material which processes a thermal and an over-current protection. This component has a rated voltage of 30V, current of 110A, and a maximum voltage of 250V. It also features a fast acting response time of 1-3 seconds, an operating temperature range of -20°C to 85°C, and is compliant with RoHS regulations. This resettable fuse is lead-free and suitable for high current applications such as automotive, consumer electronics, and home appliance systems.