USB Relay

USB Relay at a Glance...

  • Onboard USB Interface Module
      - Plugs Directly into USB Port
      - Mounts as a Virtual COM Port
      - Program in any Language
  • Single Relay or Multiple Relay Boards Available
      - ProXR Boards Expandable to 256 Relays
      - SPDT, DPDT & SPST Relays Available
  • Industry Leading Command Set
      - Send Specific Commands to Control Relays
      - Trigger Any or All Relays
      - Program in Almost any Language
      - Read 0 to 5 Volt Sensors

USB Relay Control

Send commands to the board through your USB port to control the relays using the industry leading command set.  Board mounts as a COM port on your PC.

USB Relay

The USB Relay connects to the USB port of your computer and will mount as a COM port on your PC to control one or more relays on a circuit board.  USB Relays offer excellent communication, speed and reliability through any available COM port at any standard baud rate. 

The ProXR Command Set

The firmware installed on the board accepts the ProXR Command Set that has more commands and functionality than any other board on the market!  The list of commands and parameters these boards are capable of is extensive!  Writing your own program can be done in just about any programming language and for those who aren't programmers software is available.

ZUSB Modules

USB RelayThis board is equipped with a ZUSB Module.  By selecting the USB interface you will be sending commands through the USB port of your computer to the board.  The board itself will require 12 volts of power and can be hard wired or you can purchase a "wall wart" type at checkout.

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 on-board but they can be expanded up to 256 total relays.