Add-on Cards & Peripherals / Serial Cards & Adapters

Serial Cards & Adapters

If you're looking for a simple, cost-effective way to connect serial devices in your industrial application or server room, our Serial Cards and Adapters make it easy to add Serial ports (RS-232, RS-422, RS-485 etc.) to your computer through common expansion ports such as PCI and PCI Express, as well as through USB.

Applied Filters

--Serial Protocol: RS-232X

Viewing 1 to 10 of 86 Results

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    2 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART
    PEX2S553

    2 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART

    Add 2 RS-232 serial ports to your standard or small form factor computer through a PCI Express expansion slot
    $51.99
    In Stock USA: 2540  |  Canada: 3
    4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART
    PEX4S553

    4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART

    Add 4 RS-232 serial ports to your standard or small form factor computer through a PCI Express expansion slot
    $112.99
    In Stock USA: 739  |  Canada: 85
    USB to RS232 DB9 Serial Adapter Cable - M/M
    ICUSB232

    USB to RS232 DB9 Serial Adapter Cable - M/M

    Add one serial RS-232 port to any laptop or computer with a USB port
    $20.99
    In Stock USA: 3803  |  Canada: 466
    2 Port Industrial USB to Serial RJ45 Adapter - Wallmount and DIN Rail
    ICUSB2322RJ

    2 Port Industrial USB to Serial RJ45 Adapter - Wallmount and DIN Rail

    Add two RS232 serial RJ45 connections to a PC or Server through USB, with this DIN Rail and wall-mountable adapter
    $90.99
    In Stock USA: 762  |  Canada: 133
    1 Port Professional USB to Serial Adapter Cable with COM Retention
    ICUSB2321X

    1 Port Professional USB to Serial Adapter Cable with COM Retention

    Add one serial RS-232 port with com retention to any laptop or computer with a USB port
    $43.99
    In Stock USA: 1191  |  Canada: 22
    2S1P Native PCI Express Parallel Serial Combo Card with 16550 UART
    PEX2S5531P

    2S1P Native PCI Express Parallel Serial Combo Card with 16550 UART

    Add 1 parallel port and 2 RS-232 serial ports to your standard or low-profile computer through a PCI Express expansion slot
    $54.99
    In Stock USA: 602  |  Canada: 37
    PCI Serial Adapter Card (RS232) (16550 UART)
    PCI1S550

    1 Port PCI RS232 Serial Adapter Card with 16550 UART

    Add an RS-232 serial port to your PC through a PCI expansion slot
    $33.99
    In Stock USA: 919  |  Canada: 2
    2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART
    PEX2S952

    2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART

    Add 2 RS-232 serial ports to your full height or low profile computer through a PCI Express slot
    $51.99
    In Stock USA: 463  |  Canada: 10
    2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART
    PEX2S553LP

    2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART

    Add 2 high-speed RS-232 serial ports to your low profile/small form factor computer with a PCI Express expansion slot
    $51.99
    In Stock USA: 426  |  Canada: 26
    1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention
    ICUSB2321F

    1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention

    Add an RS232 serial port with COM retention to your laptop or desktop computer through USB
    $28.99
    In Stock USA: 752  |  Canada: 89
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