WR-DSUB Series DSUB Connectors Würth Elektronik WR-DSUB Series DSUB Connectors are designed for use in various electronics and industrial applications and come in standard and high-density versions. Würth Elektronik WR-DSUB includes cable connectors, straight and angled PCB connectors, and male and corresponding female connectors. The standard DSUB connectors offer up to 37 pins while the high-density version offers up to 62 pins.