iiotsys™ is a trademark of KLD Technologies cc. KLD Technologies cc is a South African company founded in 2007 with the purpose of designing, developing, manufacturing and distributing innovative consumer products and solutions.

A iiotsys™ IoT Switch is part of the home automation (internet of things) devices that allows you to control electronic and electrical devices that are connected to it by turning them either on and off or opening and closing them. Download the Mobile Apps for simple setup, control, cloud scheduling or for more advanced needs free home server software.

Sonoff (basic) devices are supported by our Mobile App’s and platforms. Please visit our downloads section and download the utilities and firmware for Sonoff.

Changes to Sonoff (Basic)


  • 0- 5 Seconds pressed during boot – Programming mode
  • 0-30 Seconds after boot – Factory Reset
  • > 30 Seconds after boot – ON / OFF Manual Toggle.


  • ON when Relay ON
  • OFF when Relay OFF
  • PULSE when Relay Pulse

Feature Changes:

Currently Sonoff in its Native state has less than 21% of iiotsys features. By converting your budget Sonoff device to iiotsys Platforms it increases your features by a astounding 500%!!

iiotsys™ Solutions and eco-system

Packaged iiotsys™ IoT Switch product

Home was last modified: February 17th, 2019 by kld