---
product_id: 562787865
title: "Waveshare RS232/485/422 to RJ45 Ethernet Module, TCP/IP to Serial, with POE Function, Bi-Directional Transparent Transmission, Suitable for Data Acquisition, Intelligent Instrument Monitoring, etc"
brand: "waveshare"
price: "€ 73.53"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/562787865-waveshare-rs232-485-422-to-rj45-ethernet-module-tcp-ip
store_origin: NL
region: Netherlands
---

# PoE Power Delivery Multi-Protocol TCP/IP Support Bi-Directional Serial-Ethernet Waveshare RS232/485/422 to RJ45 Ethernet Module, TCP/IP to Serial, with POE Function, Bi-Directional Transparent Transmission, Suitable for Data Acquisition, Intelligent Instrument Monitoring, etc

**Brand:** waveshare
**Price:** € 73.53
**Availability:** ✅ In Stock

## Summary

> ⚙️ Power Up Your Industrial IoT with Effortless Ethernet Serial Mastery!

## Quick Answers

- **What is this?** Waveshare RS232/485/422 to RJ45 Ethernet Module, TCP/IP to Serial, with POE Function, Bi-Directional Transparent Transmission, Suitable for Data Acquisition, Intelligent Instrument Monitoring, etc by waveshare
- **How much does it cost?** € 73.53 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/562787865-waveshare-rs232-485-422-to-rj45-ethernet-module-tcp-ip)

## Best For

- waveshare enthusiasts

## Why This Product

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

## Key Features

- • **Multi-Protocol Gateway:** Handles TCP server/client, UDP, MQTT, Modbus, and JSON conversions for ultimate IoT flexibility.
- • **Seamless PoE Integration:** Power your network devices effortlessly with IEEE 802.3af PoE support, eliminating extra cables and clutter.
- • **Smart Network Management:** User-defined heartbeat, multi-host polling, and NTP time sync ensure reliable, interference-free communication.
- • **Compact & Rail-Mount Ready:** Space-saving design with easy DIN rail installation—perfect for professional industrial setups.
- • **Universal Serial Compatibility:** Supports RS232, RS485, and RS422 interfaces for versatile industrial connectivity.

## Overview

The Waveshare RS232/485/422 to RJ45 Ethernet Module is a compact, industrial-grade serial server and IoT gateway featuring PoE power support, multi-protocol communication (TCP/IP, MQTT, Modbus), and flexible power input options. Designed for seamless integration in data acquisition, intelligent instrument monitoring, and industrial network upgrades, it ensures reliable, bi-directional transparent transmission with easy installation and advanced network management.

## Description

Full description not available

## Features

- An RS232/485/422 device data acquisitor/IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc
- The module features RS232/485/422 and Ethernet port with PoE function, uses DC port (outer diameter: 5.5mm, inner diameter: 21mm) and screw terminals for power input. The case with rail-mount support, small in size, easy to install, cost-effective
- Support PoE Ethernet power supply, applicable to IEEE 802.3af PoE standard. Support power supply of terminal block and DC 5.5 power interface, DC 6~36V wide voltage range input. It is suitable for the network upgrade of Modbus and can cooperate with 3D force control modal components
- Support multiple communication modes. Support TCP server/TCP client/UDP mode/UDP multicast. MQTT/JSON to Modbus. More flexible conversion of multiple protocols. Support multi hosts roll polling. Different Network devices will be identified and responded respectively, No more Crosstalk issue while communicating with multi Network devices
- User-Defined Heartbeat/Registration Packet. Easy for Cloud Communication and Device Identification. Support NTP Protocol. Getting Network Time Info for serial output or data Upload. Suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Processor | MediaTek_MT8125 |
| RAM | DDR4 |
| Memory Speed | 300 MHz |
| Wireless Type | 802.11b |
| Brand | waveshare |
| Series | Industrial Serial Server |
| Item model number | RS232/485/422 TO POE ETH Converter(B) |
| Operating System | Linux |
| Item Weight | 5.3 ounces |
| Package Dimensions | 4.21 x 3.15 x 1.1 inches |
| Processor Brand | Waveshare |
| Number of Processors | 1 |
| Manufacturer | Waveshare |
| ASIN | B0BN61G4VF |
| Date First Available | November 21, 2022 |

## Product Details

- **Brand:** waveshare
- **Model Name:** Industrial Serial Server
- **Ram Memory Installed Size:** 32 GB
- **Memory Storage Capacity:** 32 GB
- **CPU Model:** MediaTek MT8125

## Images

![Waveshare RS232/485/422 to RJ45 Ethernet Module, TCP/IP to Serial, with POE Function, Bi-Directional Transparent Transmission, Suitable for Data Acquisition, Intelligent Instrument Monitoring, etc - Image 1](https://m.media-amazon.com/images/I/51+H2S5htrL.jpg)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-03-05*