An arduino sketch to connect the EPSolar/EPEver Tracer A/B Series (RS-485 Modbus) to an ESP8266 and monitor using the Blynk mobile app.

epever solar charger modbus esp-idf esp32

Read Data from Epsolar Tracer Charge controler

Epsolar Tracer BN to MQTT

Little script to upload readings from EPSolar MPPT Solar Charge Controller RN series. It was tested on 4215RN. Signal from charge controller processed by Raspberry Pi B+.

Grafana/Prometheus exporter for EPEVER/EPSOLAR Tracer solar charge controllers

Prometheus exporter for EPever / EpSolar solar controller. Tested with EPver Tracer 4210.

Tools for EPsolar Tracer BN solar charge controller