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Controller Cards

Controller Cards

Controller Cards are hardware components that manage and control the flow of data in a computer system. These cards are installed in a computer's motherboard or expansion slots and are responsible for controlling input and output devices such as hard drives, SSDs, network adapters, and more. Controller Cards optimize the performance of these devices by offloading processing tasks from the main CPU, allowing for faster and more efficient data transfer. They are essential for expanding the capabilities of a computer system and are commonly used in servers, workstations, and high-performance gaming rigs. Upgrade your system with top-quality Controller Cards for enhanced performance and connectivity.

  • Arnet Smartport Smart Plus 4 ISA serial card with ribbon cable and three 5.25-inch floppy disks — full kit overview Arnet Smartport ISA card shown with ribbon cable and two Arnet-labeled 5.25-inch floppy software disks — angled view
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    Arnet Smartport ISA Serial Card Smart Plus 4 Rev 2 w Cables Xenix Digi 1988

    Arnet

    $200.00
    Was: $400.00
    Arnet Smartport ISA Serial Card Smart Plus 4 Rev 2 w Cables Xenix Digi 1988 The Arnet Smartport Smart Plus 4 is a full-length ISA multi-port asynchronous serial expansion card produced by Arnet Corporation of Nashville, TN in 1988. It was designed to...
    52665
    SKU:
    52665
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    3.00 LBS
    Brand:
    Arnet Corporation
    Model:
    Smartport Smart Plus 4
    MPN:
    Smart Plus 4 Rev 2
    Type:
    Multi-Port Asynchronous Serial ISA Card
    SKU:
    52665
    Condition:
    As-Is / For Parts or Not Working
    Seller Notes:
    Includes ribbon cable, Xenix driver disk (SW-173-19 Ver 1.2), and Diagnostics & ADF disk (SW-173-07 Ver 3.1)
    Country/Region of Manufacture:
    United States
    Form Factor:
    Full-Length ISA Card
    Bus Interface:
    ISA (Industry Standard Architecture)
    Number of Ports:
    8 (asynchronous serial)
    Port Type:
    Asynchronous Serial
    Compatible OS:
    Xenix, MS-DOS
    Firmware / ROM Version:
    SMARTPORT 1/17/87 REL 1.1.5
    Software Included:
    Xenix Driver SW-173-19 Ver 1.2; Diagnostics SW-173-07 Ver 3.1
    Year Introduced:
    1988
    Compatible With:
    Digi Smartport-compatible systems; Xenix-based PCs
    Era / Vintage:
    1988 — later acquired by Digi International (1990)
    Condition Notes:
    This Arnet Smartport Smart Plus 4 Rev 2 ISA serial card is being sold as-is for collectible and display value due to its age. No functionality testing has been performed, and no guarantee of working condition is made.
    $200.00
    Was: $400.00
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