KMTronic Suite

MSRP: $70.00
Chowmain LTD
Version: 20231006
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KMtronic is a technology company that specializes in designing and manufacturing electronic devices and modules. Their product range includes various types of relay boards, temperature sensors, and other controllers that cater to automation, home automation, and industrial applications. These devices are commonly used to control and monitor electrical equipment remotely, making them useful for tasks such as home security, energy management, and process automation. KMtronic's solutions are known for their reliability and ease of integration, serving both hobbyists and professionals in creating efficient and versatile electronic systems.

The Chowmain KMtronic suite of drivers provides integration to KMtronics line of web relays, rs232 relays, rf433 relays and web temperature monitors all with the single licence.


  • Web Relay
    • Two-way control and feedback
    • Automatic detection of number of relays
    • Creation of relay bindings
    • On, Off, Toggle, Trigger commands
  • RS232 Relay
    • Two-way control and feedback
    • On, Off, Toggle, Trigger commands
  • RF433
    • Two-way control and feedback
    • On, Off, Toggle, Trigger commands
  • Web Temperature Monitor
    • Automatic detection of number of temperature sensors
    • Detection of Sensor names
    • Output of temperature in Celcius
    • Bindings for temperature values (bind to Control4 room temperature driver and more)
    • Temperature variables for programming


What hardware will this work on?

This web relay driver automatically scales to the number of relays supported. As such all web-relay models are supported including future models for bi-directional ip control and feedback.

The following models have been tested to work

Web Relay Controller

RS232 Relay Controller

RF433 Relay Controller

Web Temperature Monitor

Why is this product so exciting?

KMtronic provides affordable IP/RS232 relay boards and IP temperature sensors to suit different sized installations. Integration provides bi-directional control and feedback over both relays and tempeature modules.

How can i find out more about KMTronic?

You can find out more including where to buy from their website


Do you offer showroom discounts?
We offer dealers a free showroom licence for demonstration and educational purposes.  See link below for T&C's and signup procedure.

Chowmain Dealer Showroom FAQ

I want to try this driver out before buying it?
All Chowmain drivers for Control4 come with a 90 day trial.  Just add the driverCentral licencing driver and this driver and you're good to go.

Do you offer other drivers?

We have hundreds of drivers.  Many of which are manufacturer sponsored and free.  Please visit our website to view all available drivers including FREE drivers.

Driver Download (, 2,891 Kb) [Download]

Version 20231006 - 06-OCT-2023

  • Added RF433 Transmitter support

Version 20230816 - 16-AUG-2023

  • Initial release