{"product_id":"refoss-smart-home-energy-monitor-with-open-api-home-assistant-no-cloud","title":"Refoss Smart Home Energy Monitor with Open API, Home Assistant, No Cloud – 16 Circuit 60A Sensors, Real-Time Electricity Usage Monitor, Solar Metering, ETL Certified, EM16P","description":"\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eRefoss Smart Home Energy Monitor with Open API, Home Assistant, No Cloud – 16 Circuit 60A Sensors, Real-Time Electricity Usage Monitor, Solar Metering, ETL Certified, EM16P\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe Refoss EM16P Smart Home Energy Monitor provides real-time, circuit-level electricity monitoring with local data access, Open API, MQTT, and native Home Assistant integration. It supports 2 main circuit sensors and 16 branch circuit sensors, allowing you to monitor voltage, current, active power, and power factor across your home electrical system.\u003c\/p\u003e\n\u003cp\u003eDesigned for solar homes, the EM16P can help maximize solar self-consumption through automation and peak management. Local access through the built-in Web UI, Open API, and MQTT keeps energy data within your home network without requiring cloud services or subscriptions. With up to 5 years of daily historical data, circuit-level alerts, ±1% accuracy at supported current ranges, and clamp-on installation, it provides detailed energy insights for home energy management.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Refoss\u003cbr\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e EM16P\u003cbr\u003e\u003cstrong\u003eItem Model Number:\u003c\/strong\u003e EM16\u003cbr\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e EM16P\u003cbr\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Smart Home Energy Monitor\u003cbr\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Orange + White\u003cbr\u003e\u003cstrong\u003eCircuit Monitoring:\u003c\/strong\u003e 16 branch circuits\u003cbr\u003e\u003cstrong\u003eMain Circuit Sensors:\u003c\/strong\u003e 2 × 200A current transformers\u003cbr\u003e\u003cstrong\u003eBranch Circuit Sensors:\u003c\/strong\u003e 16 × 60A current transformers\u003cbr\u003e\u003cstrong\u003eMain Sensor Range:\u003c\/strong\u003e 2–200A each\u003cbr\u003e\u003cstrong\u003eBranch Sensor Range:\u003c\/strong\u003e 1–60A each\u003cbr\u003e\u003cstrong\u003eAccuracy:\u003c\/strong\u003e ±1% at supported current ranges; ±2% at low current\u003cbr\u003e\u003cstrong\u003eMonitoring Parameters:\u003c\/strong\u003e Voltage, current, active power, power factor\u003cbr\u003e\u003cstrong\u003eLocal Control:\u003c\/strong\u003e Built-in Web UI, Open API, MQTT\u003cbr\u003e\u003cstrong\u003eCloud Requirement:\u003c\/strong\u003e No cloud service required for local access\u003cbr\u003e\u003cstrong\u003eHome Assistant:\u003c\/strong\u003e Native integration\u003cbr\u003e\u003cstrong\u003eAI Integration:\u003c\/strong\u003e OpenClaw Support\u003cbr\u003e\u003cstrong\u003eSolar Monitoring:\u003c\/strong\u003e Solar metering and surplus solar power management\u003cbr\u003e\u003cstrong\u003eAutomation:\u003c\/strong\u003e Circuit-level automation and peak management\u003cbr\u003e\u003cstrong\u003eAlerts:\u003c\/strong\u003e Usage targets and consumption alerts for individual circuits\u003cbr\u003e\u003cstrong\u003eHistorical Data:\u003c\/strong\u003e Daily data stored for up to 5 years\u003cbr\u003e\u003cstrong\u003eData Export:\u003c\/strong\u003e Supported\u003cbr\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e Clamp-on, non-invasive current transformer installation\u003cbr\u003e\u003cstrong\u003eSafety Certification:\u003c\/strong\u003e ETL Certified\u003cbr\u003e\u003cstrong\u003eSafety Standard:\u003c\/strong\u003e UL 61010 compliant\u003cbr\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years\u003cbr\u003e\u003cstrong\u003eProduct Dimensions:\u003c\/strong\u003e 4.5 × 3.5 × 1.1 inches\u003cbr\u003e\u003cstrong\u003eItem Weight:\u003c\/strong\u003e 4.24 lb\u003cbr\u003e\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 1\u003cbr\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Refoss\u003cbr\u003e\u003cstrong\u003eIncluded Components:\u003c\/strong\u003e Home Energy Monitor, WiFi Antenna Assembly, 200A Current Transformers × 2, 60A Current Transformers × 16, 3.5mm Insulation Plugs × 2, 2.5mm Insulation Plugs × 16, Wire Nuts × 3, Extra Wires × 3, Wire Harness, User Manual\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the Refoss EM16P require cloud services?\u003c\/strong\u003e\u003cbr\u003eNo. Local access is available through the built-in Web UI, Open API, and MQTT without relying on cloud services.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work with Home Assistant?\u003c\/strong\u003e\u003cbr\u003eYes. The EM16P provides native Home Assistant integration without requiring firmware flashing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many circuits can it monitor?\u003c\/strong\u003e\u003cbr\u003eIt supports 2 main circuit sensors and 16 branch circuit sensors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat current ranges are supported?\u003c\/strong\u003e\u003cbr\u003eThe main sensors support 2–200A each, while the 16 branch sensors support 1–60A each.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it monitor solar energy?\u003c\/strong\u003e\u003cbr\u003eYes. It supports solar metering and automation designed to maximize solar self-consumption.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow accurate is the energy monitoring?\u003c\/strong\u003e\u003cbr\u003eIt provides ±1% accuracy within the specified current ranges and ±2% accuracy at low current.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it store historical energy data?\u003c\/strong\u003e\u003cbr\u003eYes. Daily data can be stored for up to 5 years and can be exported.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the installation non-invasive?\u003c\/strong\u003e\u003cbr\u003eYes. The system uses clamp-on current transformers for circuit monitoring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the EM16P ETL certified?\u003c\/strong\u003e\u003cbr\u003eYes. It is ETL certified and stated to comply with UL 61010 safety standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it require a subscription?\u003c\/strong\u003e\u003cbr\u003eNo subscription or hidden fees are required for the described monitoring features.\u003c\/p\u003e","brand":"Refoss","offers":[{"title":"Default Title","offer_id":50716013789423,"sku":"HF1-B0DJNV3GPR","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/5315\/1983\/files\/71BkferqpzL._AC_SL1500.jpg?v=1788921853","url":"https:\/\/www.hyperionflo.com\/es\/products\/refoss-smart-home-energy-monitor-with-open-api-home-assistant-no-cloud","provider":"HyperionFlo","version":"1.0","type":"link"}