Our 4 Channel Relay Controller offers a conveniently small size with the integrated power of our standardized PRO relay command set. Quad relay controllers are ideal for computer control applications where small size and high functionality are required. We offer a large selection of 4 Relay Drivers for applications ranging from low power signal switching to high voltage, high current applications and 4 channel dpdt relay.
Configurations To Fit Every Need
If your looking for a four channel relay controller we have a configuration to fit every need. RS-232 Relay controllers allow computer controlled switching using the Serial port of your computer. Our 4 Channel USB Relay interface mounts as a virtual COM port for easy programming across all major operating systems, ensuring compatibility with all programming languages that support serial connections. And if your looking for wireless, our 4 Channel 802.15.4 Wireless Relay couldn't be easier! A 802.15.4 Wireless relay controller offers wireless communications with no special software!
Latest Advancements
Look for our ProXR series controllers for the latest advancements in signal switching! Available in USB Relay, 802.15.4 Wireless Relay and RS-232 Relay configurations, the ProXR Series is capable of controlling up to 256 relays. Whether you need power switching or 4 channel DPDT relay, the ProXR Series are built from the ground up with Expansion in mind. Simply Chain the
XR Expansion Modules, one after another, to meet your computer controlled switching requirements. For more detailed information and to order, please click on the links below.
4 Channel Relay Controller Boards
Displaying 1 - 50 of 290 Products in this Category.
The ProXR Series Controller allow computers to read contact closure inputs, analog to digital converters and control up to 256 Relays using a single computer interface. ProXR series controllers focus on expansion for industrial control applications.
The ProXR Lite product line allows computers to read up to 8 analog inputs and control up to 8 relays.
Non-Expandable, the ProXR Lite Product Line focuses on interchangeable Computer Interface Modules and Low Cost
Focusing on Cost Reduction and High Volume Manufacturing, the Low Cost Series are No-Frills Relay Controllers that offer Basic Computer Control at Low Communications Speed.
Activate Relays when Sensors Reach Limits. Trigger Timers, Counters, and Events.
Use a Computer to Setup the Reactor, then Let the Reactor Work by itself without a computer.
Manually Take Control of Relays from Anywhere in the World using a Computer as needed.
Activate Relays with a Remote Control Key Fob. Trigger Timers, Counters, and Events.
Use a Computer to Setup the Key Fob Reactor, then Let the Key Fob Reactor Work by itself without a computer.
Manually Take Control of Relays from Anywhere in the World using a Computer as needed.
Time Schedule Activated Relays with Computer Interface. Use a Computer to Setup the Time Schedule.
Taralist Series Controllers do not require a computer after initial configuration.
Manually Take Control of Relays from Anywhere in the World using a Computer as needed.
The MirC Product Line Consist of TWO Controllers, Offering Contact Closure Inputs in One Location that Control Relays in a Remote Location.
The Transmitter Shows the Status of the Receiver. Smart Features optionally Turn Off Remote Relay if Communications is Lost. Sold in Pairs ONLY.
The MirX Product Line Consist of TWO Controllers, Offering Contact Closures and Relays on Each Controller. The Contact Closure Inputs at Location A control Relays at Location B. The Contact Closure Inputs at Location B control Relays at Location A. Each Controller Remotely Controls the Other. Smart Features optionally Turn Off Relays if Communications is Lost between the Two Controllers. Sold in Pairs ONLY.