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

--Ports: 2X
--Serial Protocol: RS-232X

Viewing 1 to 10 of 30 Results

Comparing:
    2 Port RS232 PCI Express Serial Card with Power Output
    PEX2S952PW 2 Port RS232 PCI Express Serial Card with Power Output Add 2 RS232 serial ports with 5V or 12V selectable power output to your computer through a PCI Express slot
    $64.99
    In Stock USA: 226  |  Canada: 104
    2 Port Low Profile Native RS232 PCI Express Serial Card with 16950 UART
    PEX2S952LP 2 Port Low Profile Native RS232 PCI Express Serial Card with 16950 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: 188  |  Canada: 10
    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: 336  |  Canada: 0
    2 Port PCI Express RS232 Serial Adapter Card with 16950 UART
    PEX2S950 2 Port PCI Express RS232 Serial Adapter Card with 16950 UART Add 2 RS232 serial ports to your standard or small form factor computer through a PCI Express expansion slot
    $62.99
    In Stock USA: 116  |  Canada: 0
    2 Port RS232 PCI Express Serial Card w/ Breakout Cable
    PEX2S553B 2 Port RS232 PCI Express Serial Card w/ Breakout Cable Add two RS232 serial ports to any PC using a single PCI Express expansion slot
    $52.99
    In Stock USA: 153  |  Canada: 16
    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: 822  |  Canada: 86
    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: 2875  |  Canada: 66
    2 Port RS232 PCI Express Serial Card w/ Breakout Cable
    PEX2S552B 2 Port RS232 PCI Express Serial Card w/ Breakout Cable Add 2 RS232 serial ports to any PC using a single PCI Express expansion slot
    $53.99
    In Stock USA: 0  |  Canada: 1
    1S1P Native PCI Express Parallel Serial Combo Card with 16950 UART
    PEX1S1P952 1S1P Native PCI Express Parallel Serial Combo Card with 16950 UART Add a parallel and serial port through a standard or low-profile PCI Express slot
    $64.99
    In Stock USA: 220  |  Canada: 42
    2 Port PCI RS232 Serial Adapter Card w/ 16950 UART - Dual Voltage
    PCI2S950DV 2 Port PCI RS232 Serial Adapter Card w/ 16950 UART - Dual Voltage Add 2 RS-232 serial ports to your PC with this dual voltage universal PCI expansion card
    $50.99
    In Stock USA: 313  |  Canada: 122
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