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GoodWe Smart Meter GM1000D vs IAMMETER WEM3080

Install fit
Phase support Single-phase Single-phase
Installation DIN-rail mounted indoor smart meter with included external current transformers DIN-rail mounted energy meter with external split-core current transformer
Measurement CT-based single-phase smart meter for PV consumption, household load, and export-power monitoring Single-phase bidirectional energy meter
Max current 120 A Unknown
Nominal voltage 110 / 230 Vac nominal single-phase 80-265 VAC
Meter fit
Accuracy class Class 1 (voltage/current and active energy) / Class 2 (reactive energy) Unknown
Current sensing 2 x 120A:40mA current transformers included 1 x split-core CT; 150A standard with 250A option on the official product page
Monitoring
Protocol RS485 / Modbus RTU Wi-Fi / HTTP API / MQTT / TCP / TLS
Local API No Yes
Cloud dependency GoodWe SEMS and compatible GoodWe inverter workflows are typically used for normal monitoring, export-power limiting, and energy-management visibility. Optional cloud; IAMMETER-Cloud is available, but open APIs and third-party integrations are supported.
Home Assistant No Yes
Solar fit
Solar import/export Yes Yes
Buying context
Price range Unknown About USD 68-$88 depending on channel and timing
Availability Global GoodWe smart-meter family / regional availability varies Global
Source check
Last verified May 21, 2026 May 18, 2026
Product page Official page Official page
Documentation Official docs Official docs
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