# Rail-Mount Serial Server RS232/485/422 to RJ45 Ethernet Module

**Type:** Product page · **SKU:** WS-23626 · **Brand:** [Waveshare](https://core-electronics.com.au/brands/waveshare-in-australia)
**Page:** https://core-electronics.com.au/rail-mount-serial-server-rs232485422-to-rj45-ethernet-module-tcpip-to-serial-with-poe-function.html ([markdown](https://core-electronics.com.au/rail-mount-serial-server-rs232485422-to-rj45-ethernet-module-tcpip-to-serial-with-poe-function.html.md))

Rail-Mount Serial Server, RS232/485/422 to RJ45 Ethernet Module, TCP/IP to serial, With POE Function...

## Pricing

- **Price:** $44.10 (inc GST) — $40.09 AUD, exc GST
- **Quantity discounts:** 10+ $38.49 (exc GST) · 25+ $37.28 (exc GST)

## Availability & dispatch

- In stock, ships same business day if ordered before 2PM (Australia/Sydney).
- We can dispatch 27 today, and up to 300 more in 12–19 days.

## Description

*Please note, this does not come with a power supply. Depending on your project, [this plug pack](https://core-electronics.com.au/12v-dc-2a-fixed-2-1mm-tip-appliance-plugpack.html) might be a suitable option.*

This is a 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: 2.1mm) and screw terminals for power input. The case with rail-mount support, small in size, easy to install, cost-effective. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring.

## Specifications

- **Product Type**: Serial server, Modbus Gateway, MQTT Gateway
- **Basic Function**: 
    - Bi-directional transparent data transmission between RS485 and Ethernet
    - Bi-directional transparent data transmission between RS232/485/422 and Ethernet
- **Communication Interface**: 
    - RS485 port × 1, Ethernet port × 1
    - RS232 port × 1; RS485 port × 1; RS422 port × 1; Ethernet port × 1
- **Power Supply**: 
    - 9 ~ 24V DC screw terminal
    - 6 ~ 36V DC screw terminal, or PoE port
    - DC power port, 6 ~ 36V DC screw terminal, or PoE port
- **Isolation Protection**: 
    - None
    - Power isolation, Signal isolation
- **Communication**: 
    - Ethernet: 
        - Common network port
        - PoE network port, supports IEEE 802.3af standard
        - 10/100M auto-negotiation RJ45 connector, 2 KV surge protection
    - Serial Port: 
        - RS485
        - Isolated RS485
        - Isolated RS232/485/422
- **Serial Specification**: 
    - Baudrate: 300 ~ 115200 bps
    - Parity bit: none, odd, even, mark, space
    - Data bit: 5 ~ 9 bits
    - Flow control: N/A
- **Software**: 
    - Protocols: ETHERNET, IP, TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS
    - Configuration: host, web browser, device management functions library
    - Communication Method: TCP/IP direct communication, VCOM
    - Operating Mode: TCP server, TCP client (coexisting with TCP server), UDP, UDP multicast
- **Environment Requirement**: 
    - Operating Temperature: -40°C ~ 85°C
    - Humidity Range: 5% ~ 95% relative humidity
- **Dimensions**: L × W × H: 88.7 × 72.5 × 24.2 mm
 
## What's Onboard 

![](https://core-electronics.com.au/attachments/localcontent/RS232-485-422-TO-POE-ETH-B-details-27_17124bdd56c.jpg)

## Dimensions

![](https://core-electronics.com.au/attachments/localcontent/RS232-485-422-TO-POE-ETH-B-details-size_10535148fd4.jpg)

## Resources

- Wiki

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/C/E/CE09298-1.jpg)