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Acrel ADW300 vs ABB A41 312-100

Install fit
Phase support Three-phase three-wire and three-phase four-wire wiring modes. Single-phase 57.7-288 V AC line-to-neutral
Installation Indoor DIN-rail / distribution-box three-phase meter with external CT input and auxiliary AC/DC 85-265 V supply. Indoor 4-module DIN-rail direct-connected installation by a qualified electrician.
Measurement Three-phase CT-input wireless smart energy meter for active/reactive energy, electrical parameters, demand, harmonics, and power monitoring. Single-phase direct-connected four-quadrant active/reactive energy and electrical-parameter metering.
Max current Unknown 80 A
Meter fit
Accuracy class Class 0.5S active energy for ADW300; Class 1 for ADW300W variant. MID Class B / IEC Class 1 active energy; Class 2 reactive energy
Current sensing External CT input; ADW300 manual lists 3 x 1(6) A CT-input context and optional 333 mV / Rogowski access variants. Direct-connected measurement up to 80 A; no external CT required
Monitoring
Protocol RS485 Modbus RTU; optional Wi-Fi, 4G, NB-IoT, LoRa / LoRaWAN variants Unknown
Local API Yes Yes
Cloud dependency No cloud required for RS485 Modbus RTU metering; Acrel IoT/cloud use is optional on wireless variants. No cloud required; display and RS-485 Modbus RTU / EQ Bus provide local access.
Home Assistant Yes Yes
Solar fit
Solar import/export Yes Yes
Buying context
Availability Global Acrel product range; local wireless-option availability and certification context vary. Global ABB channels; Netherlands official listing verified; stock and certification vary by market.
Source check
Last verified Jul 24, 2026 Aug 13, 2026
Product page Official page Official page
Documentation Official docs Official docs
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