Ethernet+ESP32+4G+SD Card CT Clamp Energy Monitor for ESPHome -KinCony M30
Published at : 23 Dec 2025
We have designed 30 Channel ESP32 energy monitor open source board – M30 (ESP32 30 Channel CT Clamp Energy Monitor) for home automation DIYer. The hardware have 30CH CT Clamp sensor INPUT ports + 3CH ZMPT101B voltage sensor + SD card + 30CH RGB colorful LED for current value. Ethernet+RS485+4G modbus 30CH high-accuracy energy meter ic-BL0910 with CT clamp. it can easy integrate to home assistant by ESPHome.