Interesting that the link that the company represents does *NOT* have the Optima
as their "Recommended" deep cycle batteries, but instead have: Rolls, Surrette,
lifeline, power-sonic. I've never heard of these brands.  Has anyone on the
list?

They do have a good FAQ about battery ratings http://www.dcbattery.com/faq.html

Chris Paquette wrote:

> Can someone check my logic here, please? Sorry to start another aux battery
> thread, but I have to put cash on the barrel tomorrow, so...
>
> There is a comparison chart of Optima deep-cycle batteries at...
>
> http://www.dcbattery.com/optima_yellow.html
>
> ... and I think the only difference is that the 750-U has posts on both the
> top and side, while the 750-S has only one set of posts?
>
> I'm buying one tomorrow. Is there a preference for the bus owner between
> these two models? The power output seems to be identical.
>
> Also, can anyone give me a ballpark estimate of how long the deep-cycle is
> good for between charges? That is, if I go camping for a week (in one spot),
> how many total hours (about) can I expect to get from the battery for cabin
> lights, CD-player, stereo, etc. before the thing goes dead?
>
> Thanks for any help!
>
> Chris
> '88 Westy, "Rozinante"
> Los Angeles