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myenergi harvi vs Waveshare RS485 to Ethernet

Install fit
Phase support Unknown Not phase-specific; depends on connected RS485 meter or inverter
Installation Wall-mounted indoor wireless CT bridge; can be housed in an IP-rated plastic enclosure if needed for protected outdoor placement DIN-rail or panel-mounted RS485-to-Ethernet serial gateway
Measurement Wireless CT telemetry bridge for grid, generation, and battery sensing rather than a standalone revenue-style meter Serial gateway only; passes RS485/Modbus data and does not measure current directly
Max current Unknown 0 A
Gateway fit
Connectivity 868 / 915 MHz proprietary low-power wireless; no onboard Wi-Fi or Ethernet on harvi itself 10/100 Mbps Ethernet (RJ45)
Downstream protocols CT clamp telemetry over myenergi proprietary 868 / 915 MHz wireless link to a paired master device RS485 serial transport over TCP/UDP; web setup; no native Modbus TCP on this model
Connected devices 3 16
Role Wireless CT telemetry bridge for paired myenergi master devices such as zappi, eddi, and libbi RS485-to-Ethernet serial server for meters, inverters, and other serial devices
Monitoring
Protocol 868 / 915 MHz proprietary wireless telemetry RS485 Serial Server / Ethernet / Web Configuration
Local API No Yes
Cloud dependency Unknown Local-first Ethernet serial server; no vendor cloud required for normal use.
Home Assistant Unknown Yes
Solar fit
Solar import/export Yes Yes
Buying context
Price range Unknown About $20-$40
Availability United Kingdom official store / broader myenergi regional markets vary Global
Source check
Last verified May 20, 2026 May 18, 2026
Product page Official page Official page
Documentation Official docs Official docs
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