Bobbo wrote:
Juzaxadar wrote:
I have one like this that I put in my RV and it does very well for complete isolation. I think it was around $30.
Blue Sea Systems marine. This model has connections for two batteries.
https://www.amazon.com/Blue-Sea-Systems-Selector-Battery/dp/B000FOPE1G
While I agree with Juzaxadar, he linked a 2 circuit switch (that I made a clicky).
You only need a single circuit switch: https://www.amazon.com/Blue-Sea-Systems-Selector-Battery/dp/B000MMC914?th=1

Yes, I used a 2 circuit switch. These Blue Sea products are great.