I know Vic Harder's answer to this next question ("get the Trimetric 2013 Monitor"),
LOL... actually, I prefer the Victron BMV712... ;-)
Can you just use a voltmeter? Kinda. If you let the batteries "sit" without charging or any draw on them for a few hours, the voltage could be a way of gauging SOC. OR, you just wing it and plan on replacing batteries every 2 years.
LOL... actually, I prefer the Victron BMV712... ;-)
Can you just use a voltmeter? Kinda. If you let the batteries "sit" without charging or any draw on them for a few hours, the voltage could be a way of gauging SOC. OR, you just wing it and plan on replacing batteries every 2 years.