Product Description
30-Ch Ethernet Relay Module
Product Description
30-Ch Ethernet Relay Module with Ethernet port communication, Modbus protocols, PoE power supply, ABS rail-mount case.
How it works
This module supports Modbus commands over Ethernet to control relays and devices, providing stability and reliability.
Refreshing Example
- Step 1: Establish connection to Ethernet.
- Step 2: Send Modbus RTU/TCP command.
- Step 3: Activate or deactivate relay.
Application Examples
- Monitoring and controlling industrial machinery.
- Automation of building and household devices.
- Remote control of electrical equipment in the industry.
Specifications
- Power supply: DC 7~36V, PoE.
- Contact rating: ≤10A 250VAC/30VDC.
- Enclosure: ABS rail-mount.
- Communication protocols: Modbus RTU/TCP.
Delivery Contents
- Modbus POE ETH Relay 30CH x1
- User manual
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Manufacturer according to GPSR
Waveshare International Limited, World Trade Plaza south side, Fuhong Rd, Futian District, 518000 Shenzhen, China, [email protected], https://waveshare.com/
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Owner & contact person


Waveshare 30-Ch Ethernet Relay Module, compact
SKU: WS27928
Service package
- Product can be customized and manufactured
- Good communication channels with factories
- Local teams are located in resin and Shenzhen
- Sourcing & supply chain in China
- Delivery & Invoice on behalf of Eckstein GmbH
Services for business customers
In order to meet the higher expectations of our business customers,we provide customized forms as follows:
Quotation & Order Form
Product Customization Form
Sourcing Service Form
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