---
product_id: 68419970
title: "Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1)"
brand: "pusr"
price: "€ 95.38"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/68419970-usr-tcp232-410s-rs232-rs485-serial-to-ethernet-adapter-ip
store_origin: NL
region: Netherlands
---

# 120MHz Cortex-M4 CPU Dual RS232 & RS485 ports -40~85°C industrial temp range Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1)

**Brand:** pusr
**Price:** € 95.38
**Availability:** ✅ In Stock

## Summary

> 🌐 Connect smarter, work faster — the future of serial-to-Ethernet is here!

## Quick Answers

- **What is this?** Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1) by pusr
- **How much does it cost?** € 95.38 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/68419970-usr-tcp232-410s-rs232-rs485-serial-to-ethernet-adapter-ip)

## Best For

- pusr enthusiasts

## Why This Product

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

## Key Features

- • **IoT-Ready Integration:** Supports Modbus RTU/TCP and MQTT protocols with JSON output, effortlessly connecting your legacy devices to the cloud.
- • **Dual Serial Powerhouse:** Simultaneously operate RS232 and RS485 ports to maximize connectivity without compromise.
- • **Rock-Solid Reliability:** Operates flawlessly in extreme temperatures from -40°C to 85°C, built for the toughest environments.
- • **Blazing Fast Processing:** 120MHz Cortex-M4 CPU ensures lightning-quick data handling for seamless industrial communication.
- • **Secure Data Transmission:** Advanced SSL/TLS encryption with two-way certificate authentication keeps your data locked tight.

## Overview

The USR-TCP232-410S is a dual-port serial-to-Ethernet adapter featuring a 120MHz Cortex-M4 CPU, supporting simultaneous RS232 and RS485 communication. Designed for industrial-grade reliability with a wide operating temperature range (-40 to 85°C), it enables secure, encrypted data transmission via SSL/TLS and supports Modbus and MQTT protocols for seamless IoT integration.

## Description

Serial Device Server Introduction  This is a Serial RS485 and RS232 to Ethernet Server, Used for Data Transparent Transmission. Usr-Tcp232-410S is a Dual Serial Server, Which Supports RS232 and RS485 Working at The Same Time. it is Based On Cortex-M4 Solution and The Internal of The Serial Server Integrates Tcp / IP Protocol Stack. Besides, Usr-Tcp232-410S Has The Function of Terminal Power Supply.   Feature Multiple Indicator Lights for Convenient Debugging Power-Line Terminal for Industrial Application Arm Kernel and Tcp / Ip Protocol Stack Auto-Mdi / Mdix, Rj45 Port with 10 / 100Mbps Tcp Server, Tcp Client, Udp, Udp Server and Httpd Client Work Mode Two Ports Can Work Independently at The Same Time Support Virtual Serial Port and Provide Corresponding Software Usr-Vcom Serial Baud Rate From 600Bps to 230. 4K Bps; Check Bit of None, Odd, Even, Mark and Space Dns and Dhcp Supported Provide Pc Tcp / Ip Socket Programming Example, Vb, C++, Delphi, Android, Ios Built-In Webpage; Also Can Customize Webpage for Users Reload Button, One Key to Restore Default Settings Rj45 with Link / Data Indicator Light, Built-In Isolation Transformer and 2 Kv Electromagnetic Isolation The Global Unique Mac Address Bought From Ieee, User Can Define Mac Address Supp Ort Upgrade Firmware Via Network Support Keep-alive, Rapidly Detect Dead Links Support Account and Password, Can Be Used to Page Login and Network Settings Support One Channel Websocket, Realize Bidirectional Transparent Transmisison Bewteen Webpage and Serial 0 Support Modbus Rtu to Modbus Tcp Support Udp Broadcast Function, Send and Receive Data From All Ip in The Network  What is in The Box:  1 x Dual Serial Device Server, 1 x 5V 1a Power Supply, 1 x Female to Female Serial Cable.

## Features

- Dual Serial Device Server: Cpu: Cort ex-M4 120Mhz, Serial RS485 & RS232 to Ethernet Server, 2 Serial Ports: 1 Port is RS232, 1 Port is RS485, 1 RJ45 Ethernet Port. Support RS232 & RS485 Working at The Same Time.
- Configure Via Web Browser or Virtual Com Software Interface; Working Temperature: -40 ~ 85°C, Power Consumption: < 1W.
- USR-TCP232-410s can collected data in Modbus RTU, Modbus TCP protocol and reporting data to IoT cloud in JSON format using MQTT or TCP/UDP/HTTP protocol. It supports up to 128 data points, and can decode and compute the collected data to reduce server’s pressure.
- Modbus Gateway: Connect to PLC, SCADA system or user’s private server to achieve local or remote motoring.Modbus RTU to Modbus TCP and Multi-Host Modbus Polling.
- Data Dransmission Encryption: Supports SSL/TLS encryption in TCP client, HTTP client and MQTT operation modes. Supports two-way certificates authentication.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Data Link Protocol | Ethernet |
| Data Transfer Rate | 100 Megabits Per Second |
| Compatible Devices | Desktop |
| Hardware Connectivity | Ethernet |
| Item Weight | 0.2 Grams |
| Color | black |

## Product Details

- **Brand:** PUSR
- **Hardware Interface:** Ethernet
- **Color:** Server +Terminal part
- **Compatible Devices:** Desktop
- **Data Link Protocol:** Ethernet
- **Data Transfer Rate:** 100 Megabits Per Second
- **Item Weight:** 0.2 Grams
- **UPC:** 661787209378
- **Manufacturer:** PUSR

## Images

![Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1) - Image 1](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)

## Available Options

This product comes in different **Item Package Quantity** options.

## Questions & Answers

**Q: manual download link?**
A: https://www.mediafire.com/file/jttkkbzz783uiq3/%255BUser_Manual%255DUSR-TCP232-410s-User-Manual-V1.1.1.02.pdf/file

**Q: Do i need 3rd party software? And is this mac compatible?**
A: The device is an adapter. It will convert communication protocols such as RS232, RS422 and RS485 in and outbound into ethernet ( TCP) Packets. MAC's and PC's both use TCP. The software would be created by you.
You would need to give a description of your intended use case(s) for a more definitive answer.

**Q: Do these support ddns updates so i can get back in after the public ip changes?**
A: Not Support.

**Q: By using this device, am i able to communicate the compactrio and omron plc?**
A: Probably.

## Frequently Bought Together

- Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1)
- USR-TCP232-302 Tiny Size RS232 to TCP IP Converter Serial RS232 to Ethernet Server Module Ethernet Converter Support DHCP/DNS
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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-22*