---
product_id: 22741097
title: "DTECH RS232 to RS485 RS422 Serial Communication Data Converter Adapter Mini-Size"
brand: "dtech"
price: "€ 24.33"
currency: EUR
in_stock: true
category: "Dtech"
url: https://www.desertcart.fr/products/22741097-dtech-rs232-to-rs485-rs422-serial-communication-data-converter-adapter
store_origin: FR
region: France
---

# No external power needed Supports 4000ft (1200m) range Auto baud rate up to 115.2 Kbps DTECH RS232 to RS485 RS422 Serial Communication Data Converter Adapter Mini-Size

**Brand:** dtech
**Price:** € 24.33
**Availability:** ✅ In Stock

## Summary

> 🔗 Bridge your legacy tech to the future—effortless, powerful, and ready to connect.

## Quick Answers

- **What is this?** DTECH RS232 to RS485 RS422 Serial Communication Data Converter Adapter Mini-Size by dtech
- **How much does it cost?** € 24.33 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/22741097-dtech-rs232-to-rs485-rs422-serial-communication-data-converter-adapter)

## Best For

- dtech enthusiasts

## Why This Product

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

## Key Features

- • **Compact Pro-Grade Design:** Mini-size form factor fits anywhere without compromising robust RS232 to RS485/422 conversion.
- • **Seamless Speed Adaptation:** Auto-detects baud rates up to 115.2 Kbps for flawless, lag-free communication.
- • **Multi-Device Compatibility:** Connects up to 32 RS485/422 devices simultaneously—scale your network with confidence.
- • **Extended Reach Connectivity:** Supports up to 4000ft (1200m) transmission—perfect for sprawling industrial or office environments.
- • **Plug & Play Power Efficiency:** Unique serial charge pump tech means zero external power—streamline your setup effortlessly.

## Overview

The DTech RS232 to RS485/RS422 Mini Converter is a professional-grade, compact adapter enabling seamless serial communication with no external power required. Supporting baud rates up to 115.2 Kbps and transmission distances up to 4000ft, it auto-detects signal rates and modes, making it ideal for industrial, commercial, and office applications requiring reliable, scalable serial connectivity.

## Description

One-stop solution for all your connection needs In order to facilitate the allocation of a different standard computer serial interface, external devices or between the intelligence apparatus for remote data communication, the need for standards conversion of the serial interface. Convert an RS232 data signal to RS485 or RS422 The DTECH Industrial RS232 to RS-422/485 Serial Converter is a bi-directional adapter that lets you adapt an RS232 data signal to either RS485 (2 or 4-wire) or RS422 and vice-versa, with support for baud rates up to 115.2 Kbps. The adapter supports auto baud rate detection as well as RS-422 and RS485 mode detection, and supports connection distances of up to 4000ft (1200m). It is suitable for most applications, including industrial, commercial and any general office computer device. Specific Compatible with RS232C,RS485,RS422 TIA/EIA standard Baud rate: 300bps to 115.2Kbps Automatic send / receive data, without external flow control signals. Zero delay automatic transmission Supports multiple terminals up to 32 RS-485 or RS-422 devices Transmission distance: up to 4000 Feet (1200 meters) for RS-485/422 end Power supply: Unique serial charge pump drive technology, no external power supply. Working modes: Asynchronous half-duplex(RS485) or asynchronous full duplex(RS422),no need jumper wire settings. Transmission media of RS232 Data Converter: twisted pair or shielded twisted pair ( STP ). Mini-Size:64mmX33mmX17mm Original Packing Included 1 X DB9 Female RS232 to RS485 RS422 Communication Converter 1 x Terminal Board

## Features

- Pro grade RS232 to RS485 / RS422 converter. It easily lets you connect any RS485 or RS422 device directly to COM port
- Best solution for the communication between serial port and RS485 or RS422 device
- Unique serial charge pump drive technology, no external power supply, the real three-wire communication (TXD,RXD,GND). No need serial port initialization
- Supports baud rates up to 115.2 Kbps; Automatic sense serial signal rate
- Supports a maximum connection distance of 4000ft (1200m)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0196AO1IG |
| Best Sellers Rank | #84 in Serial Adapters |
| Date First Available | January 1, 2024 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 2.39 ounces |
| Item model number | ADT-9003 |
| Manufacturer | DTech |
| Product Dimensions | 2.2 x 4.2 x 6.4 inches |

## Product Details

- **Color:** black
- **Compatible Devices:** serial devices
- **Connector Type:** DB9 female for RS232, terminal board RS485/RS422
- **Item dimensions L x W x H:** 2.2 x 4.2 x 6.4 inches
- **Specific Uses For Product:** PC

## Images

![DTECH RS232 to RS485 RS422 Serial Communication Data Converter Adapter Mini-Size - Image 1](https://m.media-amazon.com/images/I/51kC8JThzKL.jpg)

## Frequently Bought Together

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-03-02*