B&B Electronics 4WSD9R RS-232 to RS-422/485 Converter – DB9 Female **New** Temmuz 23, 20260CommentsModel Number : 4WSD9R. B&B Electronics 2-Wire/ 4-Wire RS-422 & RS-485 9-Pin Converter (4WSD9R). We have often been imitated, but never duplicated. In this case, these displays are not included.…Read More
