Express Systems will have an EARLY CLOSING Friday, May 26th, 2023 and will be CLOSED Monday, May 29th, 2023 in observance of Memorial Day. We will resume regular business hours Tuesday, May 30th, 2023 at 9:00am EST. Wishing everyone a Happy & Safe Holiday Weekend!
These serial media converters convert RS232 and RS232/422/485 to USB. These converters let you easily build an industrial grade, long distance communication system with standard PC hardware.