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StarTech IC485S RS-232 to RS485/422 Serial Converter
  • StarTech IC485S RS-232 to RS485/422 Serial Converter
  • StarTech IC485S RS-232 to RS485/422 Serial Converter
  • StarTech IC485S RS-232 to RS485/422 Serial Converter
  • StarTech IC485S RS-232 to RS485/422 Serial Converter
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StarTech IC485S RS-232 to RS485/422 Serial Converter


Item #: ST-IC485S   •   MFG #: IC485S




IC485S [IC485SIS] converts RS-232 serial interfaces to RS-485/422 serial interfaces for trouble-free data transmission. This 2-in-1 converter converts RS232C to either the RS-485 or RS-422 interface, and is DCE/DTE mode selectable at the flip of a switch, making it easy to change line signals!

The RS232 serial interface converter offers several convenient features including mode selection, point-to-point multidrop configuration and RS 485/422 monitor mode, and is constructed of high grade plastic for enhanced durability. The converter supports connections of up to 4000 ft, with data transfer rates of up to 1MB/sec.

Suitable for a broad range of operating environments, this adapter includes an optional 9V power adapter or can draw power on its own, and is backed by's 2-year warranty and FREE lifetime tech support.

  • Features

    • Draws power from connection or uses 9V power adapter (included)
    • Durable plastic construction protects interior components
    • Full or half duplex operation
    • Monitor mode allows read only
    • Can be used to monitor RS-485/422 signals
    • Supports point-to-point multidrop configuration
    • Handy DCE/DTE mode selection switch
    • Supports up to 4000 ft cable length
    • 2-year warranty and FREE LIFETIME technical support
  • Specifications

    • Warranty 2 Years
    • Center Tip Polarity Positive
    • Color Gray
    • Connector Type(s) 1 - DB-25 (25 pin; D-Sub) Female
    • Connector Type(s) 1 - RJ-11 Female
    • Connector Type(s) 1 - Terminal Block (4 Wire)
    • Maximum Data Transfer Rate 1MB/sec
    • Output Current 0.3 A
    • Output Voltage 9 DC
    • Plug Type M
    • Ports 1
    • Power Adapter Included Yes
    • Product Height 0.75 in [19 mm]
    • Product Length 2.68 in [68 mm]
    • Product Weight 1.66 oz [47 g]
    • Product Width 2.13 in [54 mm]
    • Serial Protocol RS-422/485
    • Shipping (Package) Weight 0.86 lb [0.4 kg]
    • Maximum Cable Length 4000 ft [1219.5 m]

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