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Shelly

Shelly Add-on Plus

Name: Shelly Add-on Plus - Untamed Tech
SKU: SHELLYADDONPLS
Price: 399.00 ZAR
Availability: InStock

Rated 0 out of 5

R399,00

Prices include VAT. Delivery shown at checkout.

Shelly Plus Add-on – Sensor Interface for Shelly Plus Relays

Expand your Shelly devices with easy sensor integration for smarter automations.

1-Wire support for up to 5x DS18B20 temperature sensors or DHT22 (temp + humidity)
Analog & Digital inputs – works with most Arduino-compatible sensors
Galvanically isolated for safe and reliable operation
Plug-on design – simple installation on Shelly Plus & Gen3/Gen4 devices
Home Assistant & scripting ready – create advanced scenes based on temperature, humidity & more
Ideal for room monitoring, geyser, pool, fridge/freezer alerts & custom projects

Great value add-on for any Shelly smart home setup. Local support from Untamed Technologies.

Category:

Accessories

Energy

Power Monitoring

Sensors

Stock:

4 in stock

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      EXCELLENT  
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 Trustindex verifies that the original source of the review is Google. great service.
  
 
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   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.
  
 
  
  
 
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Overview

Shelly Plus Add-on – Sensor Interface for Shelly Plus & Gen3 Devices

Expand the capabilities of your Shelly Plus and Gen3 relays with the Shelly Plus Add-on. This compact, galvanically isolated sensor interface lets you easily add temperature, humidity, and custom sensors for smarter automations and monitoring.

1-Wire support — Connect up to 5x DS18B20 temperature sensors or 1x DHT22 temp & humidity sensor
Analog & Digital inputs — Compatible with most Arduino-style sensors for flexible monitoring
Galvanically isolated — Safe and reliable connection to Shelly Plus/Gen3/Gen4 devices
Easy plug-on installation — No extra wiring hassles
Advanced automations — Trigger scenes based on temperature, humidity, or custom sensor data in Home Assistant, MQTT or Shelly scripting
Perfect for — Room monitoring, freezer/fridge alerts, outdoor sensors, pool temperature, solar optimization & more

Ideal companion for Shelly relays used in smart home projects, geyser control, underfloor heating, and environmental monitoring.

Unlock endless sensor possibilities for your Shelly setup.