A range of convenient computer controlled relay modules. Ethernet, USB and Serial versions are available with a variety of different relay options.
Relay Modules

Relay Module Accessories
Accessories for our range of relay modules including USB Cables, Ethernet Cables and Power Supplies.
Find out more here.
Find out more here.
Bluetooth Relay Modules
A range of easy-to-use Bluetooth interfaced relay modules suitable for a wide variety of computer controlled switching applications.
Find out more here.
Find out more here.
Discontinued Relay Module Products
These products have been discontinued and are no longer available. However, you may continue to download documents and datasheets for these products by following the individual product links found on this page.
Find out more here.
Find out more here.
Ethernet Relay Modules
A range of easy-to-use ethernet interfaced relay modules suitable for a wide variety of computer controlled switching applications.
Find out more here.
Find out more here.
Serial Relay Modules
A range of easy-to-use serially interfaced relay modules suitable for a wide variety of computer controlled switching applications.
Find out more here.
Find out more here.
USB Relay Modules
A range of easy-to-use USB interfaced relay modules suitable for a wide variety of computer controlled switching applications.
Find out more here.
Find out more here.
WiFi Relay Modules
A range of easy-to-use WiFi interfaced relay modules suitable for a wide variety of computer controlled switching applications.
Find out more here.
Find out more here.