Express Systems will have an EARLY CLOSING Friday, May 28th, 2021 and will be CLOSED Monday, May 31st, 2021 in observance of Memorial Day. We will resume regular business hours Tuesday, June 1st, 2021 at 9:00am.
Standalone Media Converters, MCR Series Modular Media Converters, PSI-MOS Serial to Fiber Converters, PSM-ME Serial Repeaters/Isolators/Converters, SFP/XFP Optical Transceivers, Media Converter Accessories, and MCR Accessories.
PSI-MOS Serial to Fiber Converters transparently connect RS232, RS422 and RS485 devices to fiber optic cable. By transmitting data over optical fiber, these serial media converters provide an economical path to extend the reach of serial devices.