1) Multi-core design, there 2,3,4,5,7,9,12 core options; 2) the use of zinc alloy transposons, with good electromagnetic interference protection; 3) contact parts are made of gold-plated beryllium copper, with strong corrosion resistance and conductivity, can withstand temperature change in current generated; 4) the use of the plastic part PBT material, stable electrical performance, pressure resistance, high temperature resistance, anti-explosion, corrosion resistance; 5) male female, male female seat designed to meet the needs of different industrial applications; 6) 20A rated current design work; 7) has IP65 protection; 8) socket with automatic flip, flip manual, two options; 9) adoption 1/4 Quick bayonet coupling, convenient; 10) the series by CE, UL, CUL, ROHS, CCC certification, to meet the different needs of the industry.