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

--Port Style: Integrated on CardX
--Card Type: Standard ProfileX
--Ports: 2X

Bus Type

-- PCI / PCI-X (5 / 3.3V)
-- PCI (5 Volt)
-- ISA

Serial Protocol

-- RS-232
-- RS-232/422/485
-- RS-422/485

Viewing 1 to 7 of 7 Results

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    2 Port RS232/422/485 PCI Serial Adapter Card w/ ESD Protection
    PCI2S232485I 2 Port RS232/422/485 PCI Serial Adapter Card w/ ESD Protection Control and communicate with two serial devices even with mixed RS-232 & 485 protocols
    $159.99
    In Stock USA: 50  |  Canada: 6
    Clearance
    2S1P PCI Serial Parallel Dual Voltage WHQL PCI Adapter Card
    PCI2S1PDV 2S1P PCI Serial Parallel Dual Voltage WHQL PCI Adapter Card
    $9.99
    In Stock USA: 10  |  Canada: 0
    2 Port Dual Voltage WHQL Approved Serial Card with Legacy Port Remap Function
    PCI2S650DV 2 Port Dual Voltage WHQL Approved Serial Card with Legacy Port Remap Function
    $53.99
    In Stock USA: 119  |  Canada: 65
    2 Port PCI RS422 RS485 DB9 Serial Adapter Card
    PCI2S422ISO 2 Port PCI RS422 RS485 DB9 Serial Adapter Card Add two optically isolated R422/485 serial port to your desktop computer via a PCI slot
    $173.99
    In Stock USA: 2  |  Canada: 6
    10 Pack of 2-Port PCI Serial Cards
    10PKPCI2S550 10 Pack 2 Port PCI Serial Adapter Cards Add two RS232 Serial ports through a PCI expansion slot - 10 pack
    $294.99
    In Stock USA: 55  |  Canada: 65
    2 Port PCI RS232 Serial Adapter Card with 16950 UART
    PCI2S950 2 Port PCI RS232 Serial Adapter Card with 16950 UART Add 2 RS-232 serial ports to your computer via a single PCI slot
    $59.99
    In Stock USA: 0  |  Canada: 6
    2 Port ISA RS232 Serial Adapter Card with 16550 UART
    ISA2S550 2 Port ISA RS232 Serial Adapter Card with 16550 UART Add 2 RS232 ports to legacy computer systems through an ISA slot
    $26.99
    In Stock USA: 624  |  Canada: 53