RS-232 To RS-422/485 Converter w/Surge Protection, Port-Powered, Power Adapter Included


Antaira Technologies STS-1915S-PA is a RS-232 to RS-422/485 serial converter with 5V/1A 100-240VAC Power Adapter. Designed to work as either a client or server, the unit is able to provide RS-422/485 serial communication through the standard RS-232 port.

The STS-1915S is equipped with a standard DB9 female connector and serial terminal block for flexible wiring. The serial converter can be either powered by the RS-232 line voltage or a USB to barrel 5VDC input jack.

This item can convert between unbalanced RS-232 full-duplex signals to balanced RS-422/485 full or half duplex signals. The RS-485 serial is able to be configured in either a two or four wire configuration. The serial converter is compatible with both new and legacy RS-422 and RS-485 devices.


  • Easy RS-422/485 Conversion from RS-232 Port
  • Supports 4-wire RS-422 , 2-wire and 4-wre RS-485 applications
  • Supports RS-485 Auto Transceiver Turn Around With the Unique Featured ATTA?v Hardware
  • Automatic Baud Rate Detection
  • DB9-Female (RS-232) to 5-pin Terminal Block Connector Conversion
  • Compact Size for Critical Applications
  • No Driver Required for All Operating Systems
  • 5V/1A 100~240VAC Power Adapter included