---
product_id: 29341898
title: "USB 4-Port Serial Adapter (USA-49WLC)"
brand: "keyspan"
price: "€ 225.63"
currency: EUR
in_stock: true
url: https://www.desertcart.de/products/29341898-usb-4-port-serial-adapter-usa-49wlc
store_origin: DE
region: Germany
---

# 230 Kbps speed 4 RS-232 ports USB connectivity USB 4-Port Serial Adapter (USA-49WLC)

**Brand:** keyspan
**Price:** € 225.63
**Availability:** ✅ In Stock

## Summary

> 🔗 Connect More, Worry Less!

## Quick Answers

- **What is this?** USB 4-Port Serial Adapter (USA-49WLC) by keyspan
- **How much does it cost?** € 225.63 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/29341898-usb-4-port-serial-adapter-usa-49wlc)

## Best For

- keyspan enthusiasts

## Why This Product

- Trusted keyspan brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Multi-Device Support:** Connect up to four serial devices simultaneously.
- • **Seamless Connectivity:** Easily plugs into any USB port on PC or Mac.
- • **Peace of Mind Warranty:** Enjoy a five-year warranty for worry-free usage.
- • **Power Efficient Design:** No need for an external power adapter; draws power directly from USB.
- • **High-Speed Data Transfer:** Experience lightning-fast data rates of up to 230 Kbps per port.

## Overview

The USB 4-Port Serial Adapter (USA-49WLC) is a versatile solution for connecting multiple serial devices to your computer. With four RS-232 male DB9 ports, it supports high-speed data transfer rates of up to 230 Kbps per port, all while drawing power directly from the USB connection, eliminating the need for an external power adapter. Backed by a five-year warranty, this adapter is perfect for professionals seeking reliable and efficient connectivity.

## Description

.com                       From the Manufacturer          The Keyspan USB 4-Port Serial Adapter allows 4 serial devices to be connected to a single USB port. It provides a simple way to add serial ports to a PC without the hassle of installing a serial card, turning off the PC, or configuring IRQs. This adapter is ideal for industrial and enterprise markets where there is a need to connect serial device to a PC for process control, data collection, or point of sale applications. It is also ideal for connecting modems, fax modems, or terminals to a server.  In addition to supporting Linux 2.4, the Keyspan USB 4-Port Serial Adapter can also be used on Windows and Macintosh computers.Compatible ProductsRS-232 serial instrumentation odems and fax modems Point of sale devices Digital Cameras, PDAs, and other serial peripherals

## Features

- Plugs into a USB port on a PC or Macintosh
- Provides four RS-232 male DB9 ports for direct connection to serial devices
- Supports data rates up to 230 Kbps per port
- Draws its power from the USB connection -- a power adapter is not required
- Five year warranty

## Images

![USB 4-Port Serial Adapter (USA-49WLC) - Image 1](https://m.media-amazon.com/images/I/41601N2G6EL.jpg)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-04-22*