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.
Product features: 1. Hardware open source, install on DIN RAIL 2. Made for ESPHome work with home assistant 3. Support arduino IDE / MicroPython / ESP-IDF program tool
note: We strongly recommend using the Kincony CT sensor; otherwise, there may be compatibility issues, and even calibration data will be very troublesome.
Here are KinCony CT sensor order link: https://shop.kincony.com/products/ct-clamp-sensor?_pos=1&_psq=ct&_ss=e&_v=1.0
