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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. 47244.00 (Excl. GST)

The SeaLINK+4/232 (Model 2401) is a four-port USB-to-RS-232 adapter built to connect multiple legacy serial devices to any USB-enabled host. Each port supports data rates up to 460.8K bps and a max cable length of 50 feet, making it perfect for commercial, industrial, and laboratory applications. Designed with rugged housing and high-retention USB connectivity, it delivers dependable multiport serial expansion through a single USB port..

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  • Special Features
  • Specification

The SeaLINK+4/232 is ideal for adding multiple RS-232 ports to any system without sacrificing space or requiring multiple adapters. Its USB-to-serial conversion is powered entirely from the USB port, simplifying power management. The high-retention USB connector prevents accidental disconnections, especially in vibration-prone or mobile environments. With support for both Windows and Linux through Sealevel’s SeaCOM driver suite, the device is plug-and-play and appears to the system as four independent COM ports. This makes it a highly compatible and scalable choice for POS, automation, control, and diagnostic systems.

  1. Provides four independent RS-232 serial ports via USB

  2. DB9 male connectors on all ports

  3. Supports baud rates up to 460.8K bps

  4. 50-foot communication range per port

  5. Fully USB-powered — no external power supply needed

  6. USB 1.1 compliant and USB 2.0 compatible

  7. High-retention USB port for secure connection

  8. 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