SPECIFICATIONS
Protocol	Matter, WiFi, Zigbee
Power	AC, DC

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Shelly

Shelly 1 Gen4 (2 Pack)

Name: Shelly 1 Gen4 (2 Pack) - Untamed Tech
SKU: Shelly1G4-2pack
Price: 1099.00 ZAR
Availability: InStock

Rated 0 out of 5

R1099,00

Prices include VAT. Delivery shown at checkout.

Ultra-compact smart switch with potential-free (dry contact) relay
Controls lights, appliances, and low-voltage devices up to 8A
Multi-protocol connectivity: Wi-Fi, Zigbee, Bluetooth & Matter
Remote control via app, web, or home automation systems
Works locally on Wi-Fi or through cloud services
Built-in web interface for easy monitoring and configuration
Perfect for retrofitting into standard wall boxes and tight spaces
Full Matter support for seamless smart home integration
3 Years Warranty

Category:

DIY / Retro Fit Modules

Smart Switches

Stock:

4 in stock

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      EXCELLENT  
   Based on 702 reviews 
    
 
 
 
   
 
 
       Posted on Google  
   
   Johan Grobbelaar 
 
 
 
 Trustindex verifies that the original source of the review is Google. What a nice and efficient company to deal with !

Thanks Guys
  
 
      Posted on Google  
   
   Reuben Naidoo 
 
 
 
 Trustindex verifies that the original source of the review is Google. Excellent service as always
  
 
      Posted on Google  
   
   louis massey 
 
 
 
 Trustindex verifies that the original source of the review is Google. great service.
  
 
      Posted on Google  
   
   Clifford Hankey 
 
 
 
 Trustindex verifies that the original source of the review is Google. I think their prices are well below their competitors and delivery was exceptional. The setup was easy if you follow the instructions!  Can definitely recommend them.
  
 
      Posted on Google  
   
   Ryan Harris 
 
 
 
 Trustindex verifies that the original source of the review is Google. Prompt delivery, great technical support. The WiFi switch and contact works very well on my garage door.
  
 
  
  
 
     Verified by Trustindex  Trustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more

Overview

Shelly 1 Gen4 – 16A Dry Contact Smart Relay

The Shelly 1 Gen4 is a compact, versatile smart switch with potential-free (dry contact) relay, ideal for controlling a wide range of electrical devices safely — from standard lights to low-voltage systems, garage doors, pumps, and more (up to 16A).

Its small form factor allows easy retrofitting into standard electrical wall boxes, behind sockets, or in tight spaces. With the advanced Gen4 platform, it delivers reliable performance and future-proof connectivity.

Key Features

16A dry contact relay for safe control of high and low-voltage devices
Multi-protocol connectivity: Wi-Fi, Zigbee, Bluetooth & Matter
Local Wi-Fi and cloud control with remote access from anywhere
Built-in web interface for easy monitoring and configuration
Acts as Wi-Fi and Zigbee range extender
BLE Gateway for integrating Shelly BLU devices
Advanced automation: Scripting, schedules, virtual components
Wide integrations: HTTP API, MQTT, Webhooks, KNXnet/IP
Voice control support for Google, Alexa, and SmartThings

Main Applications

Residential & MDU — Lights, fans, heaters, towel rails, garage doors
Light Commercial — Office lighting, meeting rooms, small retail
Specialized Control — Pumps, motors, security systems, and equipment monitoring

Perfect for creating smart automations, energy-efficient schedules, and seamless integration into modern smart homes.

Compact • Powerful • Highly Compatible

Power supply: