Industry Leading Command Set
- Send Specific Commands to Trigger Relays
- Trigger Any or All Relays
- Program in Almost any Language
ProXR Lite Versions - Not Expandable
ProXR Versions - Expandable to 256 Relays
Base Station Software
- Point & Click Interface
- Use to Connect to Board
- Read Status of Relays
- Manually Trigger Relays
USB Relay USB Relay Controller Board
Our USB Relays make it easier than ever to add computer controlled switching to your most demanding computer control applications. Simply connect to your computer and this controller mounts as a Virtual COM Port on your PC, allowing easy programming from any language that supports serial communications. USB Relays offer excellent communication, speed, and reliability with minimal integration time. USB Relay supports any available COM port at any standard baud rate with a maximum supported baud rate of 230.4K Baud.
USB Relay Options
USB Relays are available with SPDT 5, 10 and 20 amp, SPST 30 amp and DPDT 1, 3 & 5 amp relays installed. In ProXR and ProXR Lite Versions.
USB Relay Control these USB Relays through the USB port of your computer.
Mounts as a virtual COM port for easy programming Extremely Powerful, Very Reliable USB Relay!
Selecting a USB Relay
How many relays do you need? Below you will find all the USB Relay Control that are available. Each section is broken down by the number of relays installed on the board. Choose how many relays you require and click that link. This will bring you to a page where you will select a board by how many amps you are switching. USB Relays are available with up to 32 relays onboard but they can be expanded up to 256 total relays.