Antaira MSC-102C (-SI) 2-Port RS-232/422/485 PCI Card

2-Port RS-232/422/485 PCI  Card
Model: MSC-102C
Availability: IN STOCK

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Antaira MSC-102C 2-Port RS-232/422/485 PCI Card with Optional Isolation and Surge Protection

Antaira Technologies’ MSC-102C PCI serial card offers 2 ports of RS-232/422/485 communication. It fits into a standard PCI card slot to provide extra serial ports for servers, desktops and industrial computers.  It functions as a client or server.

The MSC-102C has two DB9 male connectors for RS-232/422/485 communication.  Or, choose a 2-wire or 4-wire RS-422/485 connection mode.  The card supports an optional DB9F to 5-pin terminal adapter. 


  • PCI 32-bit bus, PIO Mode with 133MB/S Bandwidth
  • 2 ports of RS-232, RS-422 or RS-485 on dual DB9-male connectors
  • RS-422/485 2-wire and 4-wire modes are available
  • The modes of each port may be set independently
  • ATTA auto RS-485 transmitter buffer control
  • PCI IRQ Sharing Feature Eliminates IRQ Conflicts
  • Optional DB9F to 5-pin Terminal Adapter
  • Baud rate up to 921.6 kb/s
  • Windows and Linux operating system support
  • The MSC-102C includes a CD-ROM with drivers, utilities and a quick start guide


MSC-102C, no surge and isolation protection
MSC-102C-SI, surge protection of 15 kV and isolation protection 2,500 Vrms

The MSC-102C software is easy to install. With the PCI plug-and-play feature, simply follow the Install Wizard found on the CD and you are done. The wizard will recognize the board and automatically install the device drivers.

Total Ports2
TypeUniversal PCI
Operating System SupportWindows, Linux
Serial Interface
Serial Ports2 x RS-232/422/485
Baud RateUp to 921.6 Kbps
Data Bits5, 6, 7, 8, 9
ParityNone, Odd, Even, Mark
Flow ControlXon / Xoff
SignalsCTS, RTS / DSR, DTR
Host Controller16C550/16C950 UART Compatible
Serial PowerSelect 5 VDC or 12 VDC over DB9 pins
FIFO128 Byte
Surge Protection15KV ESD Protection
Isolation Protection2,500 Vrms
Connector Type2 x DB9 male connectors
Operating Temperature0 to 55°C
Storage Temperature-40 to 75°C
Humidity5 to 95% non-condensing
CertificationsCE, FCC, RoHS
Warranty5 Years
Download NameFile Size
MSC-102C Datasheet3.65MB
MSC-102C Quick Setup Guide247.23KB