Bob, are you certain that your batteries will ever draw more than 100A?
The alternator may be capable of more current, but the amount of current
going through the Sure Power will only be what the batteries and other
load(s) draw. Might be overkill.

--
Rocky J Squirrel

On Sat, 2010-09-18 at 11:01 -0600, Bob Stevens wrote:
> Mine are good to go. After 2 years use, quite frequent camping for several
> days at a time,
> since I retired 1/09 and have been on the road a lot.
> All 4 are within 12.84 to 12.86 volts so my kitchen//fridge "issues" are
> elsewhere. I'm
> replacing the Sure Power 1315 with a 1315-200 as my motor has a 120amp
> alternator
> now and the 1315 is only "good" to 100 amps. I must have a fuse problem, or
> perhaps
> a Vitrifrigo problem, but don't know the answer to that yet.
> This battery set up is working well for me.
> bob
>
> >
> > > I have had the 88ah UB12220 battery system. It worked GREAT for me for a
> > > year. Then I started having (unrelated) problems with my charge system. I
> > > took the charge system out isolating (and thus not charging) the house
> > > battery at all for about a month. In that time (with no load on it), it
> > was
> > > determined that it really wasn't holding much of a charge. After another
> > few
> > > months (in the car, now with the charge system back on it), it came to
> > the
> > > point where they could no longer charge.... the batteries were internally
> > > dead (and blowing fuses that I have inline in the charge system, acting
> > as a
> > > dead short). Now the battery bank sits at about 4volts each, and is
> > > officially "dead". Anyone want them?
> > > Free.
> > >
> > > I'm putting in a Group 41 and just beating the heck out of it.
> > > It's cheap, they are easy to replace, and I have a spare.
> > >
> > >
> > > -Craig
> >
> >