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Acrel APM800 Series vs Acrel ACR10R-D16TE

Install fit
Phase support Three-phase three-wire and three-phase four-wire systems. Single-phase AC metering for PV/inverter cabinet and energy-demand monitoring.
Installation Indoor 92 x 92 mm panel-mounted multifunction power meter with CT signal inputs. Indoor DIN35 rail meter with external 16 mm split-core CT.
Measurement Three-phase CT-input multifunction power meter for electrical parameters, four-quadrant energy, demand, and power-quality monitoring. Single-phase external-CT multifunction energy meter for electrical parameters and active/reactive energy.
Max current Unknown 120 A
Meter fit
Accuracy class APM800 Class 0.5s active power; reactive power Class 2. Active energy 0.5 level; reactive energy 1 level.
Current sensing External CT input: AC 1 A or 5 A secondary; primary current depends on selected CT ratio. External split-core current transformer, 16 mm through size; 120 A max current configuration shown on the official product page.
Monitoring
Protocol RS485 Modbus RTU / DLT645; optional Ethernet Modbus TCP on MCE module RS485 Modbus RTU
Local API Yes Yes
Cloud dependency No vendor cloud required for core metering; APM800 supports local RS485 Modbus RTU / DLT645, with optional Ethernet Modbus TCP / HTTP module. No vendor cloud required for core metering; local RS485 Modbus RTU is documented.
Home Assistant Yes Yes
Solar fit
Solar import/export Yes Yes
Buying context
Availability Global Acrel product range with official quote/contact route; local distributor availability varies. Global Acrel product range; local distributor and inverter-bundle availability varies.
Source check
Last verified Jul 23, 2026 Jul 23, 2026
Product page Official page Official page
Documentation Official docs Official docs
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