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Acrel ADW310 vs ABB B23 112-100

Install fit
Phase support Single-phase, 220 V measurement context. Three-phase 3-wire and 4-wire systems; nominal 3 x 230/400 V AC.
Installation Indoor distribution-box installation with an external split-core CT and AC 85-265 V auxiliary supply; qualified-electrician installation. Indoor 4-DIN DIN-rail direct-connected three-phase energy meter for distribution boards and small enclosures.
Measurement Single-phase external-CT measurement of electrical parameters, harmonics, and forward/reverse active energy. Direct-connected three-phase active-energy meter with RS485 Modbus RTU / EQ Bus and pulse or alarm output.
Max current 100 A 65 A
Meter fit
Accuracy class Class 1 active energy. Active energy Class B / Class 1.
Current sensing External split-core CT; official manual lists matched 10 mm and 16 mm aperture options. Direct-connected three-phase meter; B23 direct connection up to 65 A, no external CTs for B23 112-100.
Monitoring
Protocol RS485 Modbus RTU / DL/T 645-07; optional Wi-Fi, 4G, and 470 MHz LoRa variants Modbus RTU
Local API Yes Yes
Cloud dependency No vendor cloud is required for the /C RS485 Modbus RTU variant; cloud or remote-service dependency varies with optional Wi-Fi, 4G, or LoRa system design. No ABB cloud required for core metering; B23 112-100 exposes local RS485 Modbus RTU / EQ Bus data when connected to compatible equipment.
Home Assistant Yes Yes
Solar fit
Solar import/export Yes Yes
Buying context
Price range Unknown About $150-$300
Availability Global Acrel product and quote route; wireless-module availability and certifications vary by market. ABB global product and distributor channels; MID/IEC availability and local stock vary by country.
Source check
Last verified Aug 5, 2026 Jul 17, 2026
Product page Official page Official page
Documentation Official docs Official docs
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