{"product_id":"shelly-pro-3em-3ct63-din-rail-3-phase-energy-meter-with-63a-ct-clamps","title":"Shelly Pro 3EM-3CT63 DIN Rail 3-Phase Energy Meter with 63A CT Clamps","description":"\u003cdiv\u003e\n\u003ch1\u003eShelly Pro 3EM-3CT63 DIN Rail Smart 3-Phase Energy Meter with 63A Current Transformers\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eShelly Pro 3EM-3CT63\u003c\/strong\u003e is a professional-grade DIN rail mountable \u003cstrong\u003esingle or three-phase energy meter\u003c\/strong\u003e designed for precise monitoring and management of electrical consumption across residential, commercial, and industrial installations. With included \u003cstrong\u003e63A current transformers (CT clamps)\u003c\/strong\u003e, this device delivers accurate real-time measurements of voltage, current, active and apparent power, and power factor for each phase, making it ideal for whole-home energy monitoring, EV charger tracking, solar energy management, and industrial power distribution.\u003c\/p\u003e\n\n\u003ch2\u003eWhy You'll Love the Shelly Pro 3EM-3CT63\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional 3-Phase Monitoring\u003c\/strong\u003e: Measures up to 63A per phase with 1% accuracy (Class B, IEC 62053-21)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e60-Day Data Logging\u003c\/strong\u003e: Stores up to 60 days of 1-minute interval energy data in non-volatile memory, even without internet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Connectivity\u003c\/strong\u003e: Wi-Fi, Bluetooth, and LAN support with MQTT, Modbus TCP, HTTP, and WebSocket protocols\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolar and Renewable Ready\u003c\/strong\u003e: 4-quadrant measurement tracks both imported and exported energy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Automation\u003c\/strong\u003e: Custom scripting, webhooks, and integration with Home Assistant, Node-RED, and major smart home platforms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact DIN Rail Design\u003c\/strong\u003e: Easy professional installation directly in your electrical panel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eReal-Time Energy Insights\u003c\/h2\u003e\n\u003cp\u003eThe Shelly Pro 3EM-3CT63 provides \u003cstrong\u003einstantaneous measurements\u003c\/strong\u003e of voltage, current, active power, apparent power, and power factor for each phase in real time. Whether you're monitoring energy consumption across your entire home, tracking EV charger usage, or managing multi-phase commercial equipment, you'll have the detailed data you need to reduce costs and improve efficiency. The built-in \u003cstrong\u003ereal-time clock\u003c\/strong\u003e ensures accurate timestamps even if your internet connection drops.\u003c\/p\u003e\n\n\u003ch2\u003eDesigned for Professionals\u003c\/h2\u003e\n\u003cp\u003eEnhanced with \u003cstrong\u003eGen2 firmware flexibility\u003c\/strong\u003e and robust connectivity options, the Shelly Pro 3EM-3CT63 is built for professional integrators and advanced users. The device supports standalone operation on a local LAN or Wi-Fi network, or cloud-based operation through industry-standard protocols. All inbound connections support \u003cstrong\u003eTLS encryption\u003c\/strong\u003e for secure data transmission. Optional external contactor control is available using the Shelly Pro 3EM Switch Add-on (sold separately).\u003c\/p\u003e\n\n\u003ch2\u003eIncluded 63A Current Transformers\u003c\/h2\u003e\n\u003cp\u003eThe Shelly Pro 3EM-3CT63 comes with a specially designed \u003cstrong\u003ecombined 3-phase current transformer\u003c\/strong\u003e capable of measuring up to 63A. These compact CT clamps provide \u003cstrong\u003enon-contact measurements\u003c\/strong\u003e, simplifying installation while delivering highly accurate results suitable for a wide variety of capacitive and inductive loads including electric vehicle charging and commercial building energy management.\u003c\/p\u003e\n\n\u003ch2\u003ePerfect for Australian Homes and Businesses\u003c\/h2\u003e\n\u003cp\u003eMonitor your entire home's energy usage across all three phases to identify which appliances or systems are using the most power. Track your solar panel production and grid consumption simultaneously to maximise renewable energy usage. Monitor EV charger consumption in real time. Manage multi-tenant buildings, retail spaces, or industrial equipment with detailed phase-by-phase insights.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e: 100-260V AC, 0-63A per phase\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy\u003c\/strong\u003e: 1% active energy measurement, Class B (IEC 62053-21)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity\u003c\/strong\u003e: Wi-Fi 802.11 b\/g\/n (2.4 GHz), Bluetooth, LAN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols\u003c\/strong\u003e: Modbus TCP, MQTT, HTTP, WebSocket (all with TLS support)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Storage\u003c\/strong\u003e: 60 days at 1-minute resolution in non-volatile memory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: -20°C to +40°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption\u003c\/strong\u003e: \u0026lt; 3W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: DIN rail (standard 35mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eShelly Pro 3EM-3CT63 DIN rail energy meter unit\u003c\/li\u003e\n\u003cli\u003eShelly 3CT63 combined 3-phase current transformer (63A)\u003c\/li\u003e\n\u003cli\u003eUser guide and safety instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFull Specifications\u003c\/h2\u003e\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\u003eShelly Pro 3EM: 94 × 19 × 69 mm\u003cbr\u003eShelly 3CT63: 14 × 54 × 26 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eShelly Pro 3EM: 62 g\u003cbr\u003eShelly 3CT63: 32 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN rail (Pro 3EM), freestanding on phase wires (3CT63)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShell Material\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShell Colour\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCT Aperture\u003c\/td\u003e\n\u003ctd\u003eØ9 mm\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\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e100-260V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Range\u003c\/td\u003e\n\u003ctd\u003e0-63A per phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy Class\u003c\/td\u003e\n\u003ctd\u003eClass B (IEC 62053-21)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Accuracy\u003c\/td\u003e\n\u003ctd\u003e1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Type\u003c\/td\u003e\n\u003ctd\u003e4-quadrant (import\/export capable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Power Consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 3W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConductor Cross Section\u003c\/td\u003e\n\u003ctd\u003e0.5 to 2.5 mm² \/ 20 to 14 AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Screw Terminal Torque\u003c\/td\u003e\n\u003ctd\u003e0.4 Nm\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\u003eWireless Protocol\u003c\/td\u003e\n\u003ctd\u003eWi-Fi 802.11 b\/g\/n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadio Frequency\u003c\/td\u003e\n\u003ctd\u003e2400-2495 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWi-Fi Range\u003c\/td\u003e\n\u003ctd\u003eUp to 50m outdoors, 30m indoors (depending on building materials)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLAN Support\u003c\/td\u003e\n\u003ctd\u003eYes (when connected via compatible Shelly device)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Protocols\u003c\/td\u003e\n\u003ctd\u003eModbus TCP, MQTT, HTTP, WebSocket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecurity\u003c\/td\u003e\n\u003ctd\u003eTLS support for all inbound connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eData \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Logging\u003c\/td\u003e\n\u003ctd\u003e60 days at 1-minute intervals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Type\u003c\/td\u003e\n\u003ctd\u003eNon-volatile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReal-Time Clock\u003c\/td\u003e\n\u003ctd\u003eYes (maintains time if SNTP connection lost)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Parameters\u003c\/td\u003e\n\u003ctd\u003eVoltage, current, active power, apparent power, power factor, accumulated energy (per phase)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase Sequence Detection\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCustom Scripting\u003c\/td\u003e\n\u003ctd\u003eYes (mJS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWebhooks\u003c\/td\u003e\n\u003ctd\u003eHTTP\/HTTPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmart Scheduling\u003c\/td\u003e\n\u003ctd\u003eWeekly schedule, sunrise\/sunset automation\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\u003eMax Altitude\u003c\/td\u003e\n\u003ctd\u003eUp to 2000m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmart Home Platforms\u003c\/td\u003e\n\u003ctd\u003eHome Assistant (local), Amazon Alexa, Google Home\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo Hub Required\u003c\/td\u003e\n\u003ctd\u003eYes (works standalone)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMatter Ready\u003c\/td\u003e\n\u003ctd\u003eYes (firmware upgrade)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdd-on Support\u003c\/td\u003e\n\u003ctd\u003eShelly Pro 3EM Switch Add-on for external contactor control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Warranty\u003c\/td\u003e\n\u003ctd\u003e5 years\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.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Shelly","offers":[{"title":"Default Title","offer_id":44390487457870,"sku":"PA-SHELLYPRO3EM3CT63","price":218.9,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/3134\/9838\/files\/Shelly_20Pro_203EM_203CT_2063.jpg?v=1790328174","url":"https:\/\/projectorsaustralia.com.au\/products\/shelly-pro-3em-3ct63-din-rail-3-phase-energy-meter-with-63a-ct-clamps","provider":"Projectors Australia","version":"1.0","type":"link"}