Off-grid lead acid battery charging

November 29, 2021Investigations 3 Min Read

Recently I spent some time analyzing an off-grid system for some less technical family members. In trying to understand and explain why it…

Epever Solar Charge Controller Clocks Running Fast

September 02, 2021Investigations 5 Min Read

As a follow-up to my previous post about off-grid solar monitoring via the ESP8266, I am writing this post to share what I've learned about…

EPever MPPT Solar Charge Controller Monitoring Hardware

October 27, 2020Build Logs 6 Min Read

Cheaper MPPT solar charge controllers have become ubiquitous. Many of these sport RS232 or RS485/Modbus ports allowing the controllers to be…