SMS Lite (3G/4G)


The SMS Lite is a 4G SMS controller providing cellular remote control. It uses text messages to provide up to four people with status conditions, notifications and control options for its four switched inputs and two relay outputs.

It is operational within minutes with the minimum configuration requirement being the registering of a single cellular number to the SMS Lite. No external software is required.

You can check the status of the devices, receive notifications and manually control the outputs of the SMS Lite from your cellphone.

The SMS Lite requires an external power supply, view our 230v Plug Pack which is ideal.

SMS Lite alarm escalations

Availability: 5 in stock

The SMS Lite 4G SMS controller supports the following; 3G bands (MHz): (2100), (850), (900) 4G bands (MHz):(2100), (1800), (850), (900), (700)

Key Features

  • EASY TO USE – Once wired, the unit can be configured by text within minutes
  • REMOTE SWITCH – Switch connected devices on or off remotely.
  • WIRELESS TECHNOLOGY – Send and receive signals. No need for expensive cabling or driving
  • 2 OUTPUTS – Outputs are controlled by sending the SMS Lite a text containing instructions.
  • 4 INPUTS – Once configured you will receive a text each time any of the inputs turns on or off.
  • SMS CONTROL & NOTIFICATION – Receive text messages with status conditions, notifications and control options for up to 4 people within cellular range.
  • SHARED RESPONSIBILITY – Escalate alarms if busy or no reply after 10 minutes.
  • STATUS UPDATES – Check the status of your device from anywhere, anytime within cellular range.
  • ENDLESS POSSIBILITIES – Versatile, reliable and suitable for most environments, including remote generator starting.
  • LOW POWER CONSUMPTION – Ideal for Solar Power Installation
  • TELCO COMPATIBILITY – All NZ providers and Telsta in Australia

The SMS Lite 4G SMS controller is the perfect choice for low cost, low power application – please watch the short training videos to see just how easy the set up is.


Product Documentation

Brochure – SMS Lite 

User Guide – SMS Lite 

Datasheet – SMS Lite 

SMS Lite Configuration Worksheet

Product Code: PD8640-4G

All QTech products may be subject to delivery advice when ordered.


  • Maximum Switching Current 2Amps
  • Current Consumption 13mA
  • Input 12 to 24V DC (max 30V DC)
  • Dimensions L 112mm x W 76mm x D 25mm
  • Supports the following; 3G bands (MHz): (2100), (850), (900) 4G bands (MHz):(2100), (1800), (850), (900), (700)

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