4-port RS-232 smart Universal PCI serial boards

The CP-104UL and CP-104JU 4-port universal PCI boards are designed for POS and ATM applications. They are a top choice of industrial automation engineers and system integrators, and support many different operating systems, including Windows, Linux, and even Unix. In addition, each of the boards’ RS-232 serial ports supports a super fast 921.6 kbps baudrate. The CP-104UL and CP-104JU provide full modem control signals to ensure compatibility with a wide range of serial peripherals, and they work with both 3.3V and 5V PCI buses, allowing the boards to be installed in virtually any available PC server.

Manual (2)
Techincal Notes(3)
Name Action
CP-104UL/JU Datasheet
Name Action
Universal PCI Smart Serial Board Quick Installation Guide
Universal PCI User’s Manual
Name Action
Creating WinXP Embedded system images with MOXA multiport serial boards


  • Over 800 kbps data throughput for top performance
  • 921.6 kbps maximum baudrate for super fast data transmission
  • 128-byte FIFO and on-chip H/W, S/W flow control
  • Compatible with 3.3/5 V PCI and PCI-X
  • Drivers provided for a broad selection of operating systems, including the latest Windows and Linux
  • Wide temperature model available for -40 to 85°C environments

Ordering info

Available Models
Model No. Description
CP-104UL-DB9M 4-port RS-232 low profile Universal PCI serial board, 0 to 55°C operating temperature (includes DB9 male cable)
CP-104UL-DB25M 4-port RS-232 low profile Universal PCI serial board, 0 to 55°C operating temperature (includes DB25 male cable)
CP-104UL-T 4-port RS-232 low profile Universal PCI serial board, -40 to 85°C operating temperature
Optional Accessories
Model No. Description
CBL-RJ45M25-150 RJ45 to DB25 male serial cable, 150cm length
CBL-RJ45M9-150 8 pin RJ45 to male DB9 connection cable, 150cm
CBL-M44M25x4-50 DB44(M) to 4 x DB25(M) Cable
CBL-M44M9x4-50 DB44(M) to 4 x DB9(M) Cable

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