SKU: STF-300C-CS80

STF-300C-CS80 - RS-232/422/485 To Fiber Converter, Single Mode 80KM, SC Connector

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RS-232/422/485 To Fiber Converter, Single Mode 80KM, 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


Dimensions 85.6 x 122.6 x 20.0 mm (3.37 x 4.83 x 0.79 inches)
Power Adapter External AC Adapter
Power Requirement External AC Adapter 12VDC@1A
< 5W
Operating Temperature 0 - 50° C
Storage Temperature 0 - 70° C
Humidity Up to 90% Non-Condensing
Weight 300 g
Connector SC(Single-Mode)
Warranty 5 Years
Fiber Distance 30 km
Standards EIA / TIA RS-232/422/423/485
LED PWR, Data, Test, Fiber Link
Hardware CE, FCC Part 15 Class A
Brand Antaira