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Home SEALEVEL | USB Serial Adapters SeaLINK+4/232: USB to 4 Port RS-232 Serial Interface Adapter
SeaLINK+4/232: USB to 4 Port RS-232 Serial Interface Adapter - Image 1
SEALEVEL | USB Serial Adapters

SeaLINK+4/232: USB to 4 Port RS-232 Serial Interface Adapter

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Rs. 21844.00 (Excl. GST)

The SeaLINK+4/232 (Model 2401) is a high-performance USB-to-serial adapter that provides four RS-232 ports for reliable communication with legacy devices. Designed for industrial, lab, and commercial use, each DB9M port supports data rates up to 460.8K bps and 50-foot cable lengths. Fully powered via USB and featuring high-retention connectors, this rugged adapter is ideal for expanding serial I/O on any USB-enabled system..

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  • Detail
  • Special Features
  • Specification

The SeaLINK+4/232 enables seamless USB connectivity for up to four RS-232 devices through a single adapter. Whether you’re connecting barcode scanners, printers, modems, or other serial peripherals, this compact solution allows fast and stable communication. Built with industrial-grade materials, it includes high-retention USB connectors and reliable USB/UART architecture. With full support for Windows and Linux operating systems, each port appears as a standard COM port after installation, allowing quick integration into both legacy and modern systems.

  • Four independent RS-232 ports with DB9 male connectors

  • USB 1.1 compliant and USB 2.0 compatible

  • Supports standard PC baud rates up to 460.8K bps

  • 50-foot max communication distance per port

  • High-retention USB port ensures secure, vibration-proof connection

  • USB-powered — no external supply needed

  • Wide operating and storage temperature support

  • Compatible with Windows and Linux via SeaCOM drivers

Parameter Value
Model SeaLINK+4/232 (2401)
Host Interface USB
Number of Ports 4
Serial Interface RS-232
Serial Connectors DB9 Male (x4)
Max Data Rate 460.8K bps
Max Data Distance 50 feet
Power Requirement +5V @ 50mA (USB Powered)
USB Powered Yes
USB Specification USB 1.1 Compliant; USB 2.0 Compatible
Dimensions 7.1" × 5.3" × 1.5"
Operating Temperature 0°C to 70°C (32°F to 158°F)
Storage Temperature -50°C to 105°C (-58°F to 221°F)
Humidity Range 10–90% RH, Non-Condensing
Communication Chip USB/UART
High Retention USB Yes
Operating Systems Windows, Linux
Software Included SeaCOM USB drivers and utilities
Product Family SeaLINK