---
product_id: 57206073
title: "USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232"
brand: "serialgear"
price: "€ 189.39"
currency: EUR
in_stock: true
category: "Electronics"
url: https://www.desertcart.pt/products/57206073-usb-4-port-serial-adapter-usb-2-0-quad-port
store_origin: PT
region: Portugal
---

# USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232

**Brand:** serialgear
**Price:** € 189.39
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232 by serialgear
- **How much does it cost?** € 189.39 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/57206073-usb-4-port-serial-adapter-usb-2-0-quad-port)

## Best For

- serialgear enthusiasts

## Why This Product

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

## Description

USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232

## Features

- Adds four RS-232 serial port
- Full RS-232 modem control signals
- Easy plug & play installation and RS-232 device connection
- Serial ports speed up to 921.6K bps
- Supports Windows Vista 98, 98 SE, ME, Windows 2000, 2003

## Images

![USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232 - Image 1](https://images-na.ssl-images-amazon.com/images/I/41r9rC6xgfL.jpg)
![USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232 - Image 2](https://images-na.ssl-images-amazon.com/images/I/41c%2Bt7pbNfL.jpg)
![USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232 - Image 3](https://images-na.ssl-images-amazon.com/images/I/41l-FHG6wnL.jpg)
![USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232 - Image 4](https://images-na.ssl-images-amazon.com/images/I/5109tZFsGWL.jpg)

---

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**Shop now:** [https://www.desertcart.pt/products/57206073-usb-4-port-serial-adapter-usb-2-0-quad-port](https://www.desertcart.pt/products/57206073-usb-4-port-serial-adapter-usb-2-0-quad-port)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-06-18*