Express Systems will have an EARLY CLOSING Friday, Sept 3rd, 2021 and will be CLOSED Monday, Sept 6th, 2021 in observance of The Labor Day Holiday. We will resume regular business hours Tuesday, Sept 7th, 2021 at 9:00am. Wishing Everyone a Happy & Safe Holiday Weekend!
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.