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Multiport Serial Adapters

Showing 15 of 38 results

  • PCIE 2.0 4X PORT SERIAL RS-422/485 CARD
    SYBA MULTIMEDIA INC PCIE 2.0 4X PORT SERIAL RS-422/485 CARD

    PCIE 2.0 4X PORT SERIAL RS-422/485 CARD

    Mfr # SI-PEX15042 SKU 4084331 UPC 810154016396
    $41.90
    MSRP $59.99
    Save 30%
  • PCIE 4X PORT SERIAL DB9 CARD, WCH CH384 CHIPSET, FAN-OUT CABLE
    SYBA MULTIMEDIA INC PCIE 4X PORT SERIAL DB9 CARD, WCH CH384 CHIPSET, FAN-OUT CABLE

    PCIE 4X PORT SERIAL DB9 CARD, WCH CH384 CHIPSET, FAN-OUT CABLE

    Mfr # SI-PEX15038 SKU 3967353 UPC 810154013777
    $24.33
    MSRP $35.99
    Save 32%
  • SIIG DP CYBERSERIAL 2S PCI (JJ-P20211-S7)
    SIIG, INC. SIIG DP CYBERSERIAL 2S PCI (JJ-P20211-S7)

    SIIG DP CYBERSERIAL 2S PCI (JJ-P20211-S7)

    Mfr # JJ-P20211-S7 SKU 3658689 UPC 662774009049
    $34.40
    MSRP $83.99
    Save 59%
  • ADD TWO RS232, AND TWO RS422/485 SERIAL PORTS TO YOUR PC THROUGH A PCI-EXPRESS E
    STARTECH.COM ADD TWO RS232, AND TWO RS422/485 SERIAL PORTS TO YOUR PC THROUGH A PCI-EXPRESS E

    ADD TWO RS232, AND TWO RS422/485 SERIAL PORTS TO YOUR PC THROUGH A PCI-EXPRESS E

    Mfr # PEX4S232485 SKU 3442295 UPC 065030849357
    $128.31
    MSRP $153.74
    Save 17%
  • UPCI 4XRS422/485
    BRAINBOXES LTD UPCI 4XRS422/485

    UPCI 4XRS422/485

    Mfr # UC-346 SKU 3410359 UPC 837324000474
    $287.36
    MSRP $392.04
    Save 27%
  • UPCI 4XRS232
    BRAINBOXES LTD UPCI 4XRS232

    UPCI 4XRS232

    Mfr # UC-265 SKU 3410353 UPC 837324000375
    $317.30
    MSRP $432.88
    Save 27%
  • PCIE 8XRS232 DB25
    BRAINBOXES LTD PCIE 8XRS232 DB25

    PCIE 8XRS232 DB25

    Mfr # PX-275 SKU 3410327 UPC 837324000245
    $478.88
    MSRP $653.32
    Save 27%
  • USB 4 PORT RS232
    BRAINBOXES LTD USB 4 PORT RS232

    USB 4 PORT RS232

    Mfr # US-701 SKU 3410323 UPC 837324002027
    $181.99
    MSRP $248.29
    Save 27%
  • USB 4 PORT RS422/485
    BRAINBOXES LTD USB 4 PORT RS422/485

    USB 4 PORT RS422/485

    Mfr # US-346 SKU 3410321 UPC 837324002096
    $247.93
    MSRP $336.50
    Save 26%
  • USB 2 PORT RS422/485
    BRAINBOXES LTD USB 2 PORT RS422/485

    USB 2 PORT RS422/485

    Mfr # US-313 SKU 3410320 UPC 837324002126
    $170.02
    MSRP $231.96
    Save 27%
  • USB 8 PORT RS232
    BRAINBOXES LTD USB 8 PORT RS232

    USB 8 PORT RS232

    Mfr # US-279 SKU 3410319 UPC 837324002133
    $311.31
    MSRP $424.71
    Save 27%
  • ETHERNET 8 PORT
    BRAINBOXES LTD ETHERNET 8 PORT

    ETHERNET 8 PORT

    Mfr # ES-842 SKU 3410318 UPC 837324002690
    $568.74
    MSRP $775.92
    Save 27%
  • ETHERNET 4 PORT
    BRAINBOXES LTD ETHERNET 4 PORT

    ETHERNET 4 PORT

    Mfr # ES-346 SKU 3410315 UPC 837324002676
    $389.14
    MSRP $530.89
    Save 27%
  • ETHERNET 2 PORT
    BRAINBOXES LTD ETHERNET 2 PORT

    ETHERNET 2 PORT

    Mfr # ES-313 SKU 3410313 UPC 837324002294
    $159.25
    MSRP $217.26
    Save 27%
  • RS232/422/485 -30 TO +80 TEMP RANGE
    BRAINBOXES LTD RS232/422/485 -30 TO +80 TEMP RANGE

    RS232/422/485 -30 TO +80 TEMP RANGE

    Mfr # ES-522 SKU 3352887 UPC 837324002614
    $329.27
    MSRP $449.22
    Save 27%
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