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Eastron SDM54-DM vs Acrel ADL200

Install fit
Phase support 1P2W and 3P4W supplies. Single-phase low-voltage AC; official sources specify AC 220 V, 50 Hz.
Installation Indoor DIN-rail direct-connected installation by a qualified electrician; IP51 front protection. Indoor 2-module (36 mm) DIN35-rail, direct-connected single-phase installation by qualified personnel; 90 x 36 x 65 mm.
Measurement Direct-connected RMS parameter and bidirectional active/reactive import-export energy measurement for 1P2W and 3P4W AC supplies. Single-phase direct-connected measurement of positive/negative active energy and U, I, P, Q, S, PF, frequency and harmonics.
Max current 45 A 80 A
Meter fit
Accuracy class Active energy Class 1.0 / Class B (EN 50470-3:2022); reactive energy Class 2. Class 1 active energy.
Current sensing Direct connection up to 45 A; no external CTs. Direct input, 10 A basic current and 80 A maximum current; no external CTs for this ADL200 direct-connected meter.
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. Display, pulse output and metering work locally; the documented RS485 configuration provides local Modbus RTU access.
Home Assistant Yes Yes
Solar fit
Solar import/export Yes Yes
Buying context
Availability Global Eastron product range; regional distributor availability varies. Global Acrel quote/distributor market; availability, certification acceptance, MID configuration and ordering vary by country.
Source check
Last verified Sep 3, 2026 Sep 4, 2026
Product page Official page Official page
Documentation Official docs Official docs
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