SENTUO is the professional Waterproof Piercing Connector manufacturer and supplier, and we have been the LV ABC accessories fields in China for 15years.These Waterproof Piercing Connector are waterproof and corrosion-proof.Insulated LV and HV lines with interconnectors provide promising insulation and robust strength for the terminal and adjacent ports. SENTUO is 30% supplier of trading company in China with competitive price and good quality