---
product_id: 29341848
title: "SerialGear 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems"
brand: "serialgear"
price: "฿9569"
currency: THB
in_stock: true
category: "Electronics"
url: https://www.desertcart.co.th/products/29341848-serialgear-4-port-usb-db-9-serial-adapter-solution-windows
store_origin: TH
region: Thailand
---

# SerialGear 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems

**Brand:** serialgear
**Price:** ฿9569
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** SerialGear 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems by serialgear
- **How much does it cost?** ฿9569 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/29341848-serialgear-4-port-usb-db-9-serial-adapter-solution-windows)

## 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

The USB quad serial adapter is designed to make serial port expansion quick and simple. Connecting to a USB port on your computer or USB hub, the USB quad serial adapter instantly adds four RS-232 serial communication ports to your system. The USB Quad Serial Adapter provides instant connectivity with modems, ISDN TAs, PDAs, handheld & pocket PCs, digital cameras, POS, serial printers. It is suitable for remote access, retail and industrial applications, data collection and other applications requiring high speed RS-232 serial communication ports. Features:  Windows 10 support Rugged plastic housing with built-in LED status indicators for TxD and RxD Full RS-232 modem control signals Serial port protected with surge protection of 10KV COM port number assigned can be changed to any COM port number required Works with USB 1.1 & 2.0 host port Installed as standard Windows COM port

## Features

- Adds four RS-232 DB9 serial ports by connecting to a Single USB port
- Rugged plastic housing with built-in LED status indicators for TxD and RxD
- RS-232 data signals: TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND
- High speed serial port with the baud rate up to 921.6K bps
- OS Compatibility:Windows 98, Me, XP, 2000, 2003, CE, Vista, Windows 7, and Windows 8 as well as Linux and Mac OS 10.X

## Images

![SerialGear 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems - Image 1](https://images-na.ssl-images-amazon.com/images/I/41U1u8vddRL.jpg)
![SerialGear 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems - Image 2](https://images-na.ssl-images-amazon.com/images/I/414HIZjqoTL.jpg)
![SerialGear 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems - Image 3](https://images-na.ssl-images-amazon.com/images/I/4158cTFHBTL.jpg)
![SerialGear 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems - Image 4](https://images-na.ssl-images-amazon.com/images/I/41kv3lHXhLL.jpg)
![SerialGear 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems - Image 5](https://images-na.ssl-images-amazon.com/images/I/41MuyJ1MNfL.jpg)

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**Shop now:** [https://www.desertcart.co.th/products/29341848-serialgear-4-port-usb-db-9-serial-adapter-solution-windows](https://www.desertcart.co.th/products/29341848-serialgear-4-port-usb-db-9-serial-adapter-solution-windows)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-30*