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OpenEnergyMonitor emonTx6 vs Aeotec Home Energy Meter

Install fit
Phase support Single-phase and 3-phase 4-wire AC monitoring. Region-specific 1-phase, 2-phase / split-phase, and 3-phase ZW095 variants.
Installation Wall-mounted wireless CT monitoring node used with emonVs voltage sensor and clip-on CT sensors. Electrical-panel clamp-meter installation; US versions use plug-in power and EU versions are wired in. Licensed-electrician installation recommended.
Measurement CT-based six-channel AC electricity monitoring expander for OpenEnergyMonitor systems. Clamp-based Z-Wave whole-home energy meter for consumption and solar / generator overproduction monitoring.
Max current 200 A 200 A
Meter fit
Accuracy class Unknown Over 99% measurement accuracy when current is greater than 0.05 A
Current sensing 6 CT inputs for 333 mV voltage-output CT sensors; official shop options include 20 A, 50 A, 100 A, and 200 A CTs. ZW095 clamp SKUs: US 2-clamp 200 A version; EU 1-clamp 60 A and 3-clamp 60 A variants.
Monitoring
Protocol Unknown Z-Wave Plus
Local API Yes Yes
Cloud dependency No vendor cloud is required when readings are logged through local emonPi3 / emonBase / EmonCMS paths; remote EmonCMS.org posting is optional. No Aeotec cloud is required; the meter reports locally over Z-Wave to a compatible gateway. Remote app/cloud behavior depends on the chosen hub.
Home Assistant Yes Yes
Solar fit
Solar import/export Yes Yes
Buying context
Availability United Kingdom via OpenEnergyMonitor official shop; international availability depends on shop shipping, taxes, stock, and local electrical suitability. Global / region-specific Aeotec Z-Wave SKUs; availability depends on local Aeotec retailer or distributor stock.
Source check
Last verified Jun 18, 2026 Jun 8, 2026
Product page Official page Official page
Documentation Official docs Official docs
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