Dual battery set-up using chassis battery
Has anyone incorporated their truck's OEM 12v battery with their camper's battery(ies)? I'm brainstorming a way to do this and would appreciate some input. I'm thinking that if I run large (1/0g) ...
Forum Discussion
RoyB wrote:
I was thinking about using one of those smart relay like the BLUE SEA Automatic Charging Relays SI-Series which will monitor your DC OUTPUT coming out of your Alternator circuit and when it is high (Charge Mode) it will switch in the external Battery to charge it as well.
Roy Ken
the problem with that blue sea relay is if you have solar on the camper, the blue sea sees this higher voltage (on camper side) and closes the circuit to your truck so you solar is now charging your truck batteries as well.
plus most trucks are only wired with 16 gauge wire, which supports 4 amps charge current if your lucky.
