{"product_id":"tuya-wifi-zigbee-3-phase-smart-energy-meter-modbus-rtu","title":"Tuya WiFi\/Zigbee 3-Phase Smart Energy Meter | Modbus RTU","description":"\n\u003ch2\u003eTuya WiFi\/Zigbee 3-Phase Bidirectional Smart Energy Meter\u003c\/h2\u003e\n\u003cp\u003eTake full command of your home or commercial electrical system with this advanced 3-Phase Bidirectional Smart Energy Meter. Compatible with the Tuya Smart and Smart Life apps, this device delivers real-time monitoring of voltage, current, and power consumption across all three phases — right from your smartphone. Whether you're managing energy costs, optimizing consumption, or integrating with a smart home system, this meter delivers professional-grade visibility and control.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReal-Time Monitoring:\u003c\/strong\u003e Track voltage, current, and power usage per phase instantly via the Tuya Smart or Smart Life app.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBidirectional Metering:\u003c\/strong\u003e Measures both import and export energy — ideal for solar panel setups and grid-tied systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Tariff Support:\u003c\/strong\u003e Manage and query power consumption statistics at any time with multi-tariff energy tracking.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemote Relay Control:\u003c\/strong\u003e Switch the relay on or off remotely through the app from anywhere in the world.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModbus RTU Support:\u003c\/strong\u003e Seamlessly integrates with industrial and building automation systems via Modbus RTU protocol.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePulse Optical Coupler Interface:\u003c\/strong\u003e Supports a pulse output socket with configurable output parameters.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHome Automation Ready:\u003c\/strong\u003e Create scenes, automations, and schedules directly in the Tuya ecosystem.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Temperature Range:\u003c\/strong\u003e Operates reliably from -25°C to 55°C for indoor and semi-outdoor installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eConnectivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eWiFi 2.4GHz \/ Zigbee 3.0 2.4GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCompatible App\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eTuya Smart \/ Smart Life\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCurrent Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e0.25A – 80A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePower Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eAC 3×110\/190V or 230\/400V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eProtocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eModbus RTU\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e-25°C to 55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e126 × 98 × 30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eNot required\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× 3-Phase Smart Energy Meter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eColor may vary slightly from product images due to screen calibration and lighting differences.\u003c\/li\u003e\n  \u003cli\u003ePlease allow a 1mm–1cm dimensional variance due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eInstallation should be performed by a qualified electrician in compliance with local electrical codes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on electrical safety standards and smart metering, visit the U.S. Department of Energy – Home Energy Audits resource.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does this 3-phase smart energy meter work with both WiFi and Zigbee?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — this Tuya energy meter is available in both a WiFi (2.4GHz) version and a Zigbee 3.0 (2.4GHz) version. Choose the connectivity type that best suits your smart home or building automation setup. Both versions are fully compatible with the Tuya Smart and Smart Life apps.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this meter be used with solar panels or bidirectional energy systems?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The bidirectional metering capability allows the device to measure both imported and exported power, making it well-suited for grid-tied solar installations where you want to track energy flowing both from and back to the grid.\u003c\/p\u003e\n\u003ch4\u003eQ: What is Modbus RTU and why is it useful?\u003c\/h4\u003e\n\u003cp\u003eA: Modbus RTU is a widely used serial communication protocol in industrial and building automation systems. Support for Modbus RTU means this energy meter can be integrated with PLCs, SCADA systems, and other automation infrastructure — greatly expanding its usability beyond standard consumer smart home setups.\u003c\/p\u003e\n\u003ch4\u003eQ: What current range does this energy meter support?\u003c\/h4\u003e\n\u003cp\u003eA: The meter supports a current range of 0.25A to 80A, making it versatile for residential, light commercial, and small industrial three-phase electrical systems operating at AC 3×110\/190V or 230\/400V.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does this 3-phase smart energy meter work with both WiFi and Zigbee?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — this Tuya energy meter is available in both a WiFi (2.4GHz) version and a Zigbee 3.0 (2.4GHz) version. 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