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


Quick Overview

Quad Port RS-232 DB-9 PCMCIA serial adapter for laptop computers uses the 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.

Availability: In stock



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

The SS-232-4P9 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 SS-232-4P9 is ideal for a wide variety of applications including field data collection, industrial control and monitoring. With its complete hardware and complete driver support, 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)

Additional Information

SKU SS-232-4P9
UPC 729440691882
Manufacturer SerialGear
Length No
Color Silver/Black
OS Support No

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