{"product_id":"shelly-pro-3em-400a","title":"Shelly PRO 3EM-400A","description":"\u003ch2 data-section-id=\"wbwhv2\" data-start=\"65\" data-end=\"88\"\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"wbwhv2\" data-start=\"65\" data-end=\"88\"\u003eProduct Introduction\u003c\/h3\u003e\n\u003cp data-start=\"90\" data-end=\"503\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"90\" data-end=\"503\"\u003eThe \u003cstrong data-start=\"94\" data-end=\"117\"\u003eShelly Pro 3EM-400A\u003c\/strong\u003e is a professional-grade three-phase smart energy meter designed for advanced electrical monitoring in residential, commercial, and industrial environments. Installed inside electrical distribution boards using a DIN-rail mounting system, the device enables precise monitoring of electricity consumption across all three phases of a power system. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"505\" data-end=\"775\"\u003eThe meter includes \u003cstrong data-start=\"524\" data-end=\"577\"\u003ethree 400 A split-core current transformer clamps\u003c\/strong\u003e, allowing accurate measurement of high-capacity electrical loads such as industrial machinery, large buildings, solar installations, and EV charging systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"777\" data-end=\"1144\"\u003eWith integrated \u003cstrong data-start=\"793\" data-end=\"835\"\u003eWi-Fi, LAN, and Bluetooth connectivity\u003c\/strong\u003e, the Shelly Pro 3EM-400A supports remote monitoring, automation, and integration with smart home platforms or energy management systems. The device records energy data locally and can store historical measurements for detailed analysis and optimisation of power usage. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"1146\" data-end=\"1161\"\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1ma7m6t\" data-start=\"1146\" data-end=\"1161\"\u003eKey Features\u003c\/h3\u003e\n\u003cp data-start=\"1163\" data-end=\"1312\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"1163\" data-end=\"1312\"\u003e\u003cstrong data-start=\"1163\" data-end=\"1196\"\u003eThree-Phase Energy Monitoring\u003c\/strong\u003e\u003cbr data-start=\"1196\" data-end=\"1199\"\u003eMeasures electricity consumption across three phases simultaneously, providing complete insight into power usage.\u003c\/p\u003e\n\u003cp data-start=\"1314\" data-end=\"1455\"\u003e\u003cstrong data-start=\"1314\" data-end=\"1356\"\u003eHigh-Capacity Measurement (Up to 400A)\u003c\/strong\u003e\u003cbr data-start=\"1356\" data-end=\"1359\"\u003eIncludes three current transformer clamps capable of monitoring loads up to \u003cstrong data-start=\"1435\" data-end=\"1454\"\u003e400 A per phase\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1457\" data-end=\"1592\"\u003e\u003cstrong data-start=\"1457\" data-end=\"1495\"\u003eProfessional DIN-Rail Installation\u003c\/strong\u003e\u003cbr data-start=\"1495\" data-end=\"1498\"\u003eDesigned for mounting inside electrical distribution boards for centralized energy monitoring.\u003c\/p\u003e\n\u003cp data-start=\"1594\" data-end=\"1709\"\u003e\u003cstrong data-start=\"1594\" data-end=\"1623\"\u003eReal-Time Power Analytics\u003c\/strong\u003e\u003cbr data-start=\"1623\" data-end=\"1626\"\u003eReports voltage, current, active power, apparent power, and power factor per phase.\u003c\/p\u003e\n\u003cp data-start=\"1711\" data-end=\"1855\"\u003e\u003cstrong data-start=\"1711\" data-end=\"1753\"\u003eWi-Fi, LAN, and Bluetooth Connectivity\u003c\/strong\u003e\u003cbr data-start=\"1753\" data-end=\"1756\"\u003eSupports wired Ethernet and wireless connectivity for reliable integration with automation systems.\u003c\/p\u003e\n\u003cp data-start=\"1857\" data-end=\"2033\"\u003e\u003cstrong data-start=\"1857\" data-end=\"1892\"\u003eBidirectional Energy Monitoring\u003c\/strong\u003e\u003cbr data-start=\"1892\" data-end=\"1895\"\u003eTracks both energy consumption and energy production, making it suitable for solar energy systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"1x726ct\" data-start=\"2035\" data-end=\"2060\"\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1x726ct\" data-start=\"2035\" data-end=\"2060\"\u003eSmart Home Integration\u003c\/h3\u003e\n\u003cp data-start=\"2062\" data-end=\"2154\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"2062\" data-end=\"2154\"\u003eThe Shelly Pro 3EM-400A integrates with a wide range of smart home and automation platforms.\u003c\/p\u003e\n\u003cp data-start=\"2156\" data-end=\"2187\"\u003eSupported integrations include:\u003c\/p\u003e\n\u003cp data-start=\"2189\" data-end=\"2310\"\u003e• Shelly Smart Control App\u003cbr data-start=\"2215\" data-end=\"2218\"\u003e• Amazon Alexa\u003cbr data-start=\"2232\" data-end=\"2235\"\u003e• Google Home\u003cbr data-start=\"2248\" data-end=\"2251\"\u003e• Home Assistant\u003cbr data-start=\"2267\" data-end=\"2270\"\u003e• MQTT and REST API automation systems\u003c\/p\u003e\n\u003cp data-start=\"2312\" data-end=\"2340\"\u003eCommon applications include:\u003c\/p\u003e\n\u003cp data-start=\"2342\" data-end=\"2580\"\u003e• Monitoring total building or industrial energy usage\u003cbr data-start=\"2396\" data-end=\"2399\"\u003e• Tracking solar energy production and grid consumption\u003cbr data-start=\"2454\" data-end=\"2457\"\u003e• Monitoring high-power equipment such as HVAC or EV chargers\u003cbr data-start=\"2518\" data-end=\"2521\"\u003e• Automating loads based on energy consumption thresholds\u003c\/p\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"2582\" data-end=\"2609\"\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1cgu054\" data-start=\"2582\" data-end=\"2609\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp data-start=\"2611\" data-end=\"3250\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"2611\" data-end=\"3250\"\u003eProduct Type: Three-Phase Smart Energy Meter\u003cbr data-start=\"2655\" data-end=\"2658\"\u003eModel: Shelly Pro 3EM-400A\u003cbr data-start=\"2684\" data-end=\"2687\"\u003eMeasurement Channels: 3 phases\u003cbr data-start=\"2717\" data-end=\"2720\"\u003eMaximum Measurement Current: 400 A per phase\u003cbr data-start=\"2764\" data-end=\"2767\"\u003ePower Supply: 110–240 V AC\u003cbr data-start=\"2793\" data-end=\"2796\"\u003eConnectivity: Wi-Fi 2.4 GHz, Ethernet (LAN), Bluetooth\u003cbr data-start=\"2850\" data-end=\"2853\"\u003eMeasurement Accuracy: Approx. ±1% active energy measurement \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"2950\" data-end=\"2953\"\u003eData Storage: Up to 60 days of local energy data logging \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"3047\" data-end=\"3050\"\u003eMeasurement Parameters: Voltage, current, active power, apparent power, and power factor\u003cbr data-start=\"3138\" data-end=\"3141\"\u003eMounting: DIN-rail installation\u003cbr data-start=\"3172\" data-end=\"3175\"\u003eDimensions: Approx. 69 × 19 × 94 mm \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"9ryk6m\" data-start=\"3252\" data-end=\"3272\"\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"9ryk6m\" data-start=\"3252\" data-end=\"3272\"\u003eWhat’s in the Box\u003c\/h3\u003e\n\u003cp data-start=\"3274\" data-end=\"3387\"\u003eShelly Pro 3EM-400A energy meter\u003cbr data-start=\"3306\" data-end=\"3309\"\u003e3 × 400 A current transformer clamps\u003cbr data-start=\"3345\" data-end=\"3348\"\u003eMounting hardware\u003cbr data-start=\"3365\" data-end=\"3368\"\u003eQuick start guide\u003c\/p\u003e\n\u003cp data-start=\"3274\" data-end=\"3387\"\u003e \u003c\/p\u003e","brand":"Shelly","offers":[{"title":"Default Title","offer_id":53085731914033,"sku":"SHELLY PRO 3EM-400A","price":6199.99,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/4601\/8865\/files\/SHELLYPRO3EM-400AImg1.webp?v=1772969976","url":"https:\/\/luxone.co.za\/af\/products\/shelly-pro-3em-400a","provider":"LuxOne Living (Pty) Ltd","version":"1.0","type":"link"}