This USB 2.0-compatible digital I/O terminal can be connected to a USB interface of a PC to provide input and output digital signals (12 - 24 VDC) easily. It allows input for up to eight channels as well as eight output channels. This unit...
Contact Sales Department for Pricing New COM-8C-LPE 8 RS-232C Ports 921,600 bps Low Profile / Standard 128-byte FIFO Standard COM Ports VCCI-A · FCC-A · CE · UKCA Low Profile PCI Express 8‑channel RS‑232C serial I/O board. Supports up to 921,600 bps with 128‑byte FIFO buffers per channel. Operates as...
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NewCOM-8C-LPE8 RS-232C Ports921,600 bpsLow Profile / Standard128-byte FIFOStandard COM PortsVCCI-A · FCC-A · CE · UKCA
Low Profile PCI Express 8‑channel RS‑232C serial I/O board. Supports up to 921,600 bps with 128‑byte FIFO buffers per channel. Operates as standard Windows/Linux COM ports. Includes standard size bracket for versatile installation.
8RS-232C Ports
921.6kMax Baud Rate (bps)
128BFIFO (Tx/Rx per ch)
16Max Boards per System
Contec Americas · Low Profile PCI Express Serial
8‑Channel RS‑232C Serial I/O
COM-8C-LPE · 921.6 kbps · 128‑byte FIFO · Standard COM ports
The COM‑8C‑LPE provides eight RS‑232C serial ports on a Low Profile PCI Express board. It supports data rates up to 921,600 bps and includes 128‑byte FIFO buffers for transmit and receive per channel. The board operates as standard Windows/Linux COM ports using the included COM‑DRV driver.
Performance & Features
8 RS-232C ports
921,600 bps max baud rate
128‑byte FIFO (Tx/Rx per channel)
Asynchronous serial transfer
RTS/CTS/DTR/DSR software control
Compatibility & Mounting
Standard Windows/Linux COM ports
Low Profile / standard slot compatible
Includes standard size bracket
Optional conversion cable available
VCCI-A · FCC-A · CE · UKCA
Used as standard COM ports — with COM‑DRV driver, works like built‑in COM ports using Win32 API (DCB structures) or Linux system calls. Supports .NET SerialPort class and PySerial.
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Built for Versatile Connectivity
High speed — supports baud rates from 30 to 921,600 bps (depending on board revision).
FIFO buffers — 128 bytes each for transmit and receive per channel; reduces CPU load during high‑speed communication.
Software control — RTS, CTS, DTR, DSR lines can be controlled and monitored via software.
High density — 8 ports on a single board; up to 16 boards per system (128 ports).
Low Profile / standard — supports both form factors with interchangeable bracket (standard bracket included).
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Full Specifications
Item
Specification
Model
COM‑8C‑LPE
Number of channels
8
Interface type
RS‑232C
Transfer method
Asynchronous serial transfer
Baud rate
30 – 921,600 bps *1*3 (varies by board revision)
Data length
5, 6, 7, 8 bits
Stop bits
1, 1.5, 2 bits
Parity check
Even, Odd, Non‑parity
Controller chip
162850 or equivalent (128‑byte FIFO per channel)
Connecting distance
15 m (Typ.)
Interrupt requests
1 level used
I/O address
Any 32‑byte boundary
Power consumption
3.3 VDC, 350 mA max
Bus interface
PCI Express Base Spec Rev. 1.0a x1
Connector
68‑pin (on‑board) / optional conversion cable
Dimensions (L × H)
121.69 × 67.90 mm (Low Profile)
Weight
60 g
Operating temperature
0‑50°C
Operating humidity
10‑90% RH (no condensation)
Certifications
VCCI Class A, CE (EMC Class A, RoHS), UKCA
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Connector & Cabling
The board uses a 68‑pin on‑board connector. An optional conversion cable (PCE68‑9PS) is available to split into eight standard 9‑pin D‑SUB male connectors. Alternatively, custom cables can be made for direct connection.
Optional conversion cable — PCE68‑9PS (68‑pin to 9‑pin D‑SUB ×8).
Cable types — use straight cable for modem connection, crossed (null modem) for PC‑to‑PC connection.
Board ID — set via SW1 to distinguish multiple boards.
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Certifications & Compliance
VCCI Class A — Japanese EMC for commercial/industrial environments.
FCC Class A — U.S. emissions compliance for industrial use.
CE (EMC Directive Class A + RoHS) — European conformity.
UKCA — UK conformity assessed.
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Optional Accessories
Part Number
Description
PCE68‑9PS
Conversion cable, 68‑pin to 9‑pin D‑SUB ×8
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Software & Packing List
Item
Description
Windows driver
COM‑DRV(WDM) – standard COM port emulation; supports DCB, .NET SerialPort, PySerial; sample programs in C#, VB.NET, VC++, Python
Linux driver
COM‑DRV(LNX) – standard TTY driver; supports PySerial; gcc (C/C++) and Python samples
Packing List
Product ×1, standard size bracket ×1, "Please read the following" document
Ready to add RS‑232C serial ports?
The COM‑8C‑LPE is available through Contec Americas on a quote basis. Contact our sales team for volume pricing, cable assemblies, and integration support.
Tags COM-8C-LPERS-232C Serial I/OPCI Express Serial Board8-Channel Serial921600 bpsLow Profile PCIeIndustrial SerialContec PCIeFactory AutomationRS-232CCOM PortVCCI-A FCC-A CE UKCA
This USB 2.0-compatible digital I/O terminal can be connected to a USB interface of a PC to provide input and output digital signals (12 - 24 VDC) easily. It allows input for up to eight channels as well as eight output channels. This unit...
