Enhance your industrial control with Ethernet relay modules featuring PoE, Modbus protocols, and multiple relay outputs in a compact, industrial-grade design.

With the X-WR-441CW, you have the option to use Ethernet as the primary connection to the network and cellular as a failover. This allows logging, remote access, and email alerts even if Ethernet fails.

Dec 25, 2025 · If you need a reliable Ethernet relay that handles Modbus RTU/TCP with PoE protection, the CH Ethernet Relay Module stands out for its 8-channel design and built-in isolation. You wire it to …

Founded in 2012, Relay Pros has always been about control you can trust. Our boards feature premium components, rock-solid firmware, and one of the most powerful command sets in the industry.

This product is an industrial 8-ch relay module controlled via Ethernet port, adopts Modbus RTU/Modbus TCP protocols, supports PoE power supply, also comes with an ABS rail-mount case.

Customize your project with exactly the options you need. Whether General Purpose, High Power or Signal Switching, we have you covered with our SPDT, DPDT, and SPST Relays. Our range of our …

Numato Lab 8 Channel Ethernet Relay module allows controlling electrical devices remotely through Ethernet using easy to use Web interface or TELNET interface and can be programmed using …

PLC-INTERFACE Ethernet Gateway: The modular remote relay system supports simple applications with up to 56 I/O channels. Integrate your relays easily into the network. Benefit from a high degree …

Simple to use and with no programming required, uSwitch is an electromechanical relay with a built in web server and is perfect for industrial, security and personal applications. You can access uSwitch …

Aug 12, 2025 · Unlike traditional relays that require direct wiring to a controller, an Ethernet-controlled relay allows remote switching via TCP/IP commands, making it a popular choice for IoT and …