Description
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.
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