5-747905-4 is a 9-position D-subminiature receptacle connector from the HD-20 series designed for standard cable interconnection applications. The connector features a steel shell with zinc plating, thermoplastic insert rated UL 94V-0, and phosphor bronze contacts with gold flash plating on the mating area. It utilizes solder cup termination with tin-copper over nickel plating on the solder tails, supporting wire gauges from 0.5 to 0.6 mm² (20 AWG) and is wave solder capable to 240°C. The product is RoHS and ELV compliant, making it suitable for industrial and commercial applications requiring reliable D-subminiature connectivity with robust solder-based termination.