{"product_id":"shelly-plus-add-on-sensor-interface-for-temperature-humidity-monitoring","title":"Shelly Plus Add-On Sensor Interface for Temperature \u0026 Humidity Monitoring","description":"\u003cdiv\u003e\n\u003ch1\u003eShelly Plus Add-On Sensor Interface for Temperature \u0026amp; Humidity Monitoring\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eShelly Plus Add-On\u003c\/strong\u003e is a \u003cstrong\u003egalvanically isolated sensor interface\u003c\/strong\u003e designed to expand the capabilities of \u003cstrong\u003eShelly Plus, Gen3, and Gen4 devices\u003c\/strong\u003e. Use it to measure \u003cstrong\u003etemperature and humidity\u003c\/strong\u003e using its 1-Wire terminals, or connect various \u003cstrong\u003eanalog and digital sensors\u003c\/strong\u003e for complex home automation and higher efficiency. Compatible with \u003cstrong\u003emost Arduino sensors\u003c\/strong\u003e, this versatile add-on is perfect for smart homes, greenhouses, aquariums, irrigation systems, and more.\u003c\/p\u003e\n\n\u003ch2\u003eWhy You'll Love the Shelly Plus Add-On\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Sensor Support\u003c\/strong\u003e: Connect up to \u003cstrong\u003e5 DS18B20 temperature sensors\u003c\/strong\u003e or \u003cstrong\u003e1 DHT22 temperature \u0026amp; humidity sensor\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog \u0026amp; Digital Inputs\u003c\/strong\u003e: Versatile sensor connectivity for custom automation scenarios\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGalvanic Isolation\u003c\/strong\u003e: Protects your Shelly devices and sensors from electrical interference and short circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino Compatible\u003c\/strong\u003e: Works with a wide range of third-party sensors including soil moisture, motion, distance, and reed switches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design\u003c\/strong\u003e: Tiny \u003cstrong\u003e37 × 42 × 15 mm\u003c\/strong\u003e footprint fits easily in junction boxes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Hub Required\u003c\/strong\u003e: Connects directly to your Shelly Plus or Gen3\/Gen4 device\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePerfect for Advanced Home Automation\u003c\/h2\u003e\n\u003cp\u003eThe Shelly Plus Add-On unlocks new automation possibilities across residential, commercial, and agricultural applications. Monitor water temperature in your pool or aquarium, automate greenhouse climate control, track soil moisture for smart irrigation, or add door\/window sensors using reed switches. The \u003cstrong\u003egalvanically isolated interface\u003c\/strong\u003e ensures signal integrity and protects your equipment if sensors fail or short out.\u003c\/p\u003e\n\n\u003ch2\u003eEasy Integration with Your Shelly Ecosystem\u003c\/h2\u003e\n\u003cp\u003eThe Add-On simply clips onto compatible \u003cstrong\u003eShelly Plus relay devices\u003c\/strong\u003e (such as Shelly Plus 1, Plus 1PM, Plus 2PM, Plus i4, and Plus i4DC) as well as \u003cstrong\u003eGen3 and Gen4 devices\u003c\/strong\u003e. It's powered directly from the host device at \u003cstrong\u003e3.3V DC\u003c\/strong\u003e, consuming less than \u003cstrong\u003e0.5W\u003c\/strong\u003e without sensors. Control and monitor your sensors remotely via the \u003cstrong\u003eShelly Smart Control app\u003c\/strong\u003e (iOS \u0026amp; Android), and integrate with \u003cstrong\u003eAlexa, Google Home, Home Assistant, and SmartThings\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eReal-World Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Irrigation\u003c\/strong\u003e: Pair with a soil moisture sensor to water your garden only when needed, saving water and optimising plant health\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAquarium \u0026amp; Pool Monitoring\u003c\/strong\u003e: Track water temperature precisely and automate heaters or circulation pumps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGreenhouse Automation\u003c\/strong\u003e: Monitor temperature and humidity to create the perfect growing environment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGarage Door Status\u003c\/strong\u003e: Connect a reed switch to track whether your garage door is open or closed remotely\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHVAC Optimisation\u003c\/strong\u003e: Multi-zone temperature monitoring for intelligent climate control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eShelly Plus Add-On module\u003c\/li\u003e\n\u003cli\u003eMultilingual user and safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: Temperature and humidity sensors (DS18B20, DHT22) are sold separately.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFull Specifications\u003c\/h2\u003e\n\n\u003ch3\u003eGeneral\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eShelly Plus Add-On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eGalvanically Isolated Sensor Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eShelly Plus, Gen3, and Gen4 devices\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Support\u003c\/td\u003e\n\u003ctd\u003eUp to 5 × DS18B20 or 1 × DHT22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eElectrical\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e3.3 V DC (from host Shelly device)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eLess than 0.5 W (without sensors)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Input Range\u003c\/td\u003e\n\u003ctd\u003e0 - 10 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Input Resolution\u003c\/td\u003e\n\u003ctd\u003e0.1 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Input Sampling\u003c\/td\u003e\n\u003ctd\u003e1 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Measurement Accuracy\u003c\/td\u003e\n\u003ctd\u003eBetter than 5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Terminals\u003c\/td\u003e\n\u003ctd\u003eMax 1 mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScrew Terminal Torque\u003c\/td\u003e\n\u003ctd\u003e0.1 Nm \/ 0.89 lb-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length (without insulation)\u003c\/td\u003e\n\u003ctd\u003e4.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003ePhysical\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H × W × D)\u003c\/td\u003e\n\u003ctd\u003e37 × 42 × 15 mm ±0.5 mm \/ 1.46 × 1.65 × 0.59 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e105 g \/ 3.70 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eEnvironmental\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-20°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003e30% to 70% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Altitude\u003c\/td\u003e\n\u003ctd\u003e2000 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eConnectivity\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eShelly proprietary serial interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection to Host\u003c\/td\u003e\n\u003ctd\u003eDirect clip-on connection to Shelly Plus\/Gen3\/Gen4 device\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e1 × Analog input, 1 × Digital input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003eVREF, VREF + R1 (pull-up resistor), 2 × Ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eSmart Features\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl \u0026amp; Monitoring\u003c\/td\u003e\n\u003ctd\u003eShelly Smart Control app (iOS \u0026amp; Android)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoice Assistants\u003c\/td\u003e\n\u003ctd\u003eAmazon Alexa, Google Home\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrations\u003c\/td\u003e\n\u003ctd\u003eHome Assistant, SmartThings, openHAB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMQTT Support\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHub Required\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eWarranty \u0026amp; Compliance\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e3 years (manufacturer standard warranty)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllterco Robotics EOOD, Bulgaria\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eCE, RoHS, EMC Directive 2014\/30\/EU, Low Voltage Directive 2014\/35\/EU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003eSpecifications are sourced from the manufacturer product page and may be updated. Sensors (DS18B20, DHT22) sold separately. Professional installation by a qualified electrician is recommended for electrical safety.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Shelly","offers":[{"title":"Default Title","offer_id":44390058426446,"sku":"PA-SHELLYPLUSADDON","price":28.6,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/3134\/9838\/files\/Shelly_20Plus_20Add-On.jpg?v=1790323131","url":"https:\/\/projectorsaustralia.com.au\/products\/shelly-plus-add-on-sensor-interface-for-temperature-humidity-monitoring","provider":"Projectors Australia","version":"1.0","type":"link"}