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Eastron SDM54-DM vs Carlo Gavazzi EM580

Install fit
Phase support 1P2W and 3P4W supplies. Single-phase 2-wire; three-phase 4-wire with neutral.
Installation DIN-rail mounted direct-connected meter. Indoor 3-DIN DIN-rail direct-connected meter.
Measurement Direct single/three-phase Modbus import/export energy meter. Direct-connected single/three-phase import/export energy meter with RS485 Modbus RTU.
Max current 45 A 65 A
Meter fit
Accuracy class Active energy Class 1.0 / Class B; reactive energy Class 2. Active energy Class 1 / Class B MID.
Current sensing Direct connection up to 45 A; no external CTs. Direct connection up to 65 A; no external CTs.
Monitoring
Protocol RS485 Modbus RTU RS485 Modbus RTU
Local API Yes Yes
Cloud dependency No vendor cloud required; readings are available locally over RS485 Modbus RTU. No vendor cloud required for core metering; EM580 exposes local RS485 Modbus RTU data.
Home Assistant Yes Yes
Solar fit
Solar import/export Yes Yes
Buying context
Availability Global Eastron product range; regional distributor availability varies. Carlo Gavazzi global product channels; MID/Eichrecht fit is strongest in European EV-charger markets.
Source check
Last verified Jul 19, 2026 Jun 25, 2026
Product page Official page Official page
Documentation Official docs Official docs
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