ECC3121EU with Cartridge Fuses 7A 250V Tube, 5.2x20mm RoHS manufactured by Xucheng is an electronic part designed for safety protection applications such as automotive, telecom, electricity, energy, protection, automotive appliances, and circuit boards. It has a rated voltage of 250V AC and a rated current of 7A, features high breaking capacity, excellent electrical performance and fast reaction time. It has a housing made of ceramic tube, 5.2x20mm, complete with copper-alloy end seal and safety cap, and is RoHS (Restriction of Hazardous Substances) compliant, thus safe for the environment.