RS-232/422/485 To Fiber Converter, Single Mode 30KM, SC Connector



The STF-300C-CS30 provides a fiber converter solution to extend RS-232 or RS-422/RS-485 transmission distance up to 30km over single-mode fiber . The converter is equipped with multiple interface circuits, for connection to RS-232, RS-423, or RS-422/485/ (2 or 4 wire). The STF-300C-CS30 secures data transmission over EMI resistant fiber at speeds up to 256kbps for RS-232 or up to 1024kbps for RS-422/485.


  • Extend serial transmission from 30 km over fiber
  • Selectable data I/F for RS-232/422/423/485/TTL
  • Selectable for two or four wire RS-422/485
  • Plug-in screw terminal block for easy RS-422/485 wiring
  • Plug-n-play & compact size