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Four Port Serial RS-232 PCMCIA Adapter DB-9 Serial

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Manufacturer: SerialGear
Barcode: 729440691882
Part Number: SS-232-4P9
Warranty: One Year
In Stock: Yes
Ship Weight: 1 lbs.
COLOR Silver
Compatability: ITEM DESIGNED and Tested with SYSTEM

Item Works with Windows XP Item Works with Windows VISTA Item Works with Windows 7 Operating System

Our Price: $99.98
Quantity Discount(s)
12 or more: $95.88
24 or more: $92.78
We Accept Visa Master Card And American Express as Well as Purchase Orders!
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Pros: Easy installation, Works with Vista and Windows 7.

Product Description

Add Four COM Ports Running up to 115 kbps

Add four high-speed RS-232 ports to your mobile
computer with  Quad Serial I/O PC Card.
Connect to the world of serial devices such as
fax/modems, digital cameras, bar code scanners,
monitoring and control systems, data collection
gear, lab equipment, GPS receivers, etc

 Hi-Speed COM Tools and drivers
enable you to re-map baud rates

Plug-and-play and hot swapping


Quad Port RS-232 DB-9 PCMCIA Serial Adapter for LAPTOP Computers
 Uses Oxford Chip OX16MPCI954.
This 4-port PCMCIA DB-9 Serial Adapter Cardbus provides a reliable solution for Notebook to connect serial peripherals such as GPS receivers, serial printers/plotters, barcode scanners, digital cameras and fax/modems.


The MG-4SCB is compact in size and low power requirements to support the major serial portable devices. The UARTs are the newest generation of the 16C950. It equipped a 128-byte deep data FIFO and auto-flow control features to speed up the data transfer to 115.2Kbps without the under-run and over-run problems. The ultra high-speed model is available for up to 4Mbps.

The MG-4SCB is ideal for a wide variety of applications including field data collection, industrial control and monitoring. With its complete hardware and complete driver support, the MG-4SCB is an ideal upgrade to support all UART-serial-compatible devices for the rapidly changing Notebook computer to preserve users investment in serial interface.


  • CardBus Type-II Burst Mode up to 133MB/S
  • 4 RS232 Serial Ports with a DB9MX4 Cable
  • 128-byte 16C950 Deep FIFO Performance
  • Backward compatible with 16C550 UARTs
  • Flexible Clock Prescaler from 1 to 31.875 115.2Kbps
  • Detection of bad data in the Receiver FIFO
  • Automated in-band flow control using
  • Programmable Xon/Xoff characters
  • Supports Windows 2000, XP, 2003 and Linux



For 32-bit CardBus Type-II Slot


Fully Plug & Play compliant, compatible with 32-bit Type-II Slot Notebooks.

 Serial Port

Four DB9-Male UART Serial ports, the key benefits are:

  • 16C950 UART compatible, 128-byte deep FIFOs per Transmitter and Receiver
  • Up to 115.2Kbps baud rate (4Mbps for other model).
  • Automated in band flow control using programmable Xon/Xoff in both directions
  • Automated out-of-band flow control using CTS#RTS# and/or DSR#DTR#
  • I/O Hardware
  • Four DB9-Male RS232C Serial Port Connectors with 40-pin-to-DB9MX4 cable
  • One 68-pin CardBus Connector for Notebooks
  • OS Support Windows XP, 2000, 2003 and Linux
  • Form Factor 3.37 x 2.12 (8.57cm x 5.40cm)
Important Technical Information:

  • New Drivers for Windows :
  • Drivers for SerialGear PCMCIA Serial Cards and SerialGear Express Serial Cards
  • Windows 95 Windows 98 Windows 98SE Windows ME Windows NT4.0 Windows 2003 Windows Vista 32-bit Windows Vista 64-bit Windows XP Windows XP 64-bit

  • Four Port Serial RS-232 PCMCIA Adapter DB-9 Serial

    Four Port Serial RS-232 PCMCIA Adapter DB-9 Serial Only $99.98  at