COM-1C2-USB
COM-1C2-USB

COM-1C2-USB

Contact Sales Department for Pricing New RS-232C Serial 921,600 bps Bus Powered 128/384 Byte FIFO USB 2.0 VCCI-A · FCC-A · CE · UKCA Compact RS‑232C serial converter for USB. The COM‑1C2‑USB delivers up to 921,600 bps with 128‑byte transmit and 384‑byte receive FIFO buffers. Bus‑powered, no external power needed....
Leverancier: Contec Americas
Artikelnummer: LRLR521
Beschikbaarheid: 20 Op voorraad
Producttype: Accessory
$47.56 USD
$47.56 USD
Subtotaal: $47.56 USD
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Datasheet

COM-1C2-USB

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Description

New RS-232C Serial 921,600 bps Bus Powered 128/384 Byte FIFO USB 2.0 VCCI-A · FCC-A · CE · UKCA

Compact RS‑232C serial converter for USB. The COM‑1C2‑USB delivers up to 921,600 bps with 128‑byte transmit and 384‑byte receive FIFO buffers. Bus‑powered, no external power needed. Works as a standard Windows/Linux COM port. Includes gender changer for direct modem connection. From Contec Americas.

1 RS-232C Channel
921.6 kbps Max Baud Rate
128/384 Byte FIFO (Tx/Rx)
127 Max Converters per System
Contec Americas · Serial I/O
COM‑1C2‑USB
RS‑232C USB Converter · 921,600 bps · FIFO · Bus Powered
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High‑Speed RS‑232C
USB Converter

The COM‑1C2‑USB is a compact micro converter that adds one RS‑232C serial port to any PC via USB. With baud rates up to 921,600 bps and 128/384 byte FIFO buffers, it is ideal for industrial automation, POS systems, and legacy device connectivity. The unit is bus‑powered and works as a standard Windows/Linux COM port with our COM‑DRV driver software.

Key Features
  • 1 RS‑232C port
  • 921,600 bps max
  • 128‑byte Tx / 384‑byte Rx FIFO
  • 9‑pin D‑SUB (female)
  • Bus‑powered (no external power)
Software & Compatibility
  • Windows COM port driver
  • Linux COM port driver
  • Win32 API / DCB structures
  • Linux system calls
  • Diagnostic programs

Works as a standard COM port – Use the COM‑DRV driver to make the COM‑1C2‑USB appear as a native COM port in Windows and Linux. Compatible with Win32 API, .NET SerialPort, Python pyserial, and Linux‑standard system calls.

Plug & Play Serial
Connectivity

Designed for ease of use in a variety of applications. The COM‑1C2‑USB features a 9‑pin D‑SUB female connector with included gender changer, allowing direct connection to modems or standard serial cables. The compact design (78.3×20.5×36.5 mm) makes it ideal for portable use and space‑constrained installations.

  • USB 2.0 compatible – Supports Full‑speed (12 Mbps) transfer. Compatible with USB 1.1.
  • Bus‑powered – No external power required. Consumes 5VDC 50mA (max).
  • Included gender changer – Allows direct connection to devices with 9‑pin D‑SUB male connectors.
  • Up to 127 converters – Connect multiple units to a single PC using USB hubs.
  • Software control lines – RTS, CTS, DTR, DSR can be controlled and monitored via software.

Full Specifications

Specification Detail
Model COM-1C2-USB
Number of channels 1 channel
Interface type RS-232C
Transfer method Asynchronous serial transfer
Baud rate 300 – 921,600 bps
Data length 7, 8 bits
Stop bits 1, 2
Parity check Even, Odd, Non‑parity
Controller chip XR21V1410 (128‑byte Tx / 384‑byte Rx FIFO)
Connecting distance Within 15m
Operation guaranteed voltage 5V ±5%
Power consumption 5VDC 50mA (max)
USB specification USB 2.0 / 1.1, Full‑speed (12 Mbps)
Power supply Bus power
Cable length 1.8m
Dimensions (mm) 78.3(W) × 20.5(D) × 36.5(H)
Weight 130g (140g with gender changer)
Operating temperature 0 – 50°C
Operating humidity 10 – 90%RH (no condensation)
Standards VCCI Class A, FCC Class A, CE (EMC Class A, RoHS), UKCA
Included items Product (gender changer attached), manual
Datasheet version As of December 2025

Optional Accessories

No optional accessories are listed in the product datasheet. Standard RS‑232C serial cables can be used with the 9‑pin D‑SUB connector.

Certifications and
Compliance

  • VCCI Class A — Japanese voluntary control for electromagnetic interference (commercial/industrial environments).
  • FCC Class A — U.S. emissions compliance for industrial use environments.
  • CE (EMC Directive Class A, RoHS Directive) — European conformity for electromagnetic compatibility and restriction of hazardous substances.
  • UKCA — UK Conformity Assessed marking for UK market compliance.

Ready to add RS‑232C serial via USB?

The COM‑1C2‑USB is available through Contec Americas on a quote basis. Contact our sales team to discuss quantity, accessories, and integration with your serial communication systems.

Tags COM-1C2-USB RS-232C USB Serial Converter USB to Serial 921600 bps FIFO Serial Micro Converter Contec USB Industrial Serial COM Port Windows COM Driver Linux COM Driver Factory Automation POS System

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