Shelly Galvanically isolated DIN-rail add-on for Shelly Pro devices, connecting DS18B20/DHT22, 0-10 V analog, ±15 V digital, and dry-contact sensors for monitoring and automation in homes or industry.

Shelly Pro Sensor Add-on is not a standalone device and must be connected to a compatible Shelly Pro device for power and operation. Compatible devices: Shelly Pro 1/2, Pro 1PM/2PM, Pro Dimmer 1PM/2PM, Pro EM-50, Pro 3EM, Pro Dimmer 0/1–10V PM. Pro host device needs FW version 2.0 to run the Pro Sensor Add-on.Sensor Connectivity Expansion: Adds multiple sensor interfaces to Shelly Pro devices for versatile monitoring.Galvanic Isolation: Ensures safe and reliable operation by electrically isolating inputs.1-Wire Interfaces: Support up to five DS18B20 sensors each.Analog Inputs: Includes two 0 - 10 V analog inputs suitable for sensors like CO₂, light, or pressure.Digital Inputs: Features two digital inputs that support signals from motion detectors, leak sensors, or switches.One potential-free solid-state relay outputDry Contact Input and Output: Supports one dry contact input and one dry contact output for relays or alarms.Arduino Sensor Compatibility: Compatible with most Arduino sensors, enabling custom automation projects.DIN Rail Mounting: Designed for easy and secure DIN rail installation in residential, commercial, and industrial panels.Configurable Input Settings: Allows logic inversion and adjustable thresholds for digital and analog inputs for flexible use.