Shelly Plus Add-On – Add-On for Shelly Plus, Gen3 & Gen4 Devices, Temperature and Humidity Sensor, Home Automation, DS18B20, DHT22 & Arduino Sensors, Analog and Digital Input, No Hub Required

Price: £19.50
(as of Jun 09, 2026 11:48:40 UTC – Details)

From the brand

Hello, we are Shelly…

…one of the fastest-growing EU-based IoT brands. For us, it’s not about the size of your cart, it’s about helping you live smarter and better.

We offer…

Multi-protocol ConnectivityOpen and Flexible EcosystemNo Hub Needed! Local and Remote controlFree Shelly App (+ Premium)EU Engineering and Quality

Smart Switches and Dimmers

Wireless Plugs and Accessories

Sensors and Thermostats

Energy Meters

Professional Smart Devices

𝗩𝗲𝗿𝘀𝗮𝘁𝗶𝗹𝗲 𝗦𝗲𝗻𝘀𝗼𝗿 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻: Connects up to five DS18B20 temperature sensors or one DHT22 sensor via 1-Wire terminals, enabling precise temperature and humidity monitoring for various applications
𝗔𝗻𝗮𝗹𝗼𝗴 & 𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗜𝗻𝗽𝘂𝘁𝘀: Features both analog and digital inputs, allowing integration with a wide range of sensors such as photoresistors, PIR motion detectors, soil moisture sensors, and more for comprehensive automation scenarios
𝗖𝗼𝗺𝗽𝗮𝗰𝘁 & 𝗘𝗮𝘀𝘆 𝗜𝗻𝘀𝘁𝗮𝗹𝗹𝗮𝘁𝗶𝗼𝗻: Operates on 3.3 V DC supplied by the connected Shelly Plus Gen3 or Gen4 device and mounts easily alongside it inside standard electrical boxes
𝗦𝗰𝗵𝗲𝗱𝘂𝗹𝗶𝗻𝗴 & 𝗧𝗶𝗺𝗲𝗿𝘀: Set up timers and personalized schedules per channel or create scenes for full-home automation

Product summary

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