I think the idea of connecting the controller first is 1: the controller will have a chance to sense the battery state of charge before the solar panel is connected. This would prevent the surge that… (View Post)
One option that is always forgotten: an AGM or Lithium battery can be set up in any position except upside down. They can lay sideways. They can stand up on the "short" side. You are not li… (View Post)
Lithium voltage "capacities" drop so slowly that it seems it is not as easy to get good info from the battery voltage. Still useful....but once you hit the lower range, it drops off a cliff… (View Post)
The Victron app connected to the batteries, with the battery switch off, is as good as a multimeter. I know we dance around about the "best" way to monitor, but the Victron can hold its own… (View Post)
What year and model is your trailer? What device do you have to monitor your battery? There are several items that might "alarm" when the battery gets low: the inverter in a 400, the gas al… (View Post)