IoTaWatt devices

Open-hardware and open-software energy monitoring project behind the IoTaWatt Wi-Fi electricity monitor, with current hardware supply transitioned to CircuitIQ.

Energy Meter Official site available

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Catalog devices

IoTaWatt products in the EnergyMeterHub catalog

Energy Meter Split-phase, single-phase, and configurable three-phase.

IoTaWatt Monitoring Pro Kit

A local-first 14-input Wi-Fi energy monitor kit for homes and small sites that want circuit-level CT monitoring, solar import/export modeling, and Home Assistant-friendly local data.

Wi-Fi / local web server / Query API / InfluxDB / Emoncms / PVOutput / Home Assistant Electrical-panel CT installation using external current transformers and a plug-in voltage reference transformer. Home Assistant Local API

Brand overview

About IoTaWatt

IoTaWatt is the open-hardware and open-software project behind the IoTaWatt Wi-Fi electricity monitor. The project documentation, firmware, community forum, and support infrastructure remain hosted by IoTaWatt, while current V6.4 hardware supply is handled by CircuitIQ using the original technology and tooling.

IoTaWatt products in the EnergyMeterHub catalog

IoTaWatt Monitoring Pro Kit

About IoTaWatt

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