D-sub connector The j18d series¼are miniature rectangular electrical connectors, which performance meet the requirements of gjb142a=mil-c-24308c and other industrial standards. These products are widely used in the fields of communications, information technology, electronics, industrial control. Etc. The products are characterized by small size, light weight and reliability. The contact terminations are as followªsolder, crimp, press-fit, straight spills, right angle solder, etc.