[Rhodes22-list] Battteries

Sat Apr 14 08:45:32 EDT 2007

Brad, Yup that is what I have....2 12 volt on a switch. I have a really nice 
marine dual 10 amp charger. I have almost 7 years on two $40 Walmart 
batteries. They have nver been run way down and the water only got low once. 
For my use it has been perfect. - Wally

>From: "Brad Haslett" <flybrad at gmail.com>
>Reply-To: The Rhodes 22 mail list <rhodes22-list at rhodes22.org>
>To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
>Subject: Re: [Rhodes22-list] Battteries
>Date: Fri, 13 Apr 2007 11:33:16 -0500
>
>Wally,
>
>I've been all over the map on battery issues.  Frankly, golf cart batteries
>wired in series is the way to go on a boat except that there is a better
>system if you don't have room for two sets (in a Rhodes 22 you don't).  In
>the R-22 you'd be better off with two 12 volt batteries with a switch.  The
>key to battery longevity is to not discharge below 50% and use a three 
>stage
>charger.  I have an expensive high-end battery in my airplane because it's 
>a
>bear to start cold and I'll pay the extra for the little extra umpth in
>starting amperage.  In everything else, cars, equipment, toys, etc., I've
>found it is just as cost effective to buy a Costco, Sams Club, or WalMart
>el'cheapo and buy a new one when they're toast.  My experience with
>expensive batteries is that they fail at the same rate as the el'cheapos,
>and after the pro-rate are quite a bit more expensive in the long run.
>Taking care of the battery you have is a lot more cost effective than 
>opting
>for high-end expensive units.
>
>Hmmm.  This may apply to wives as well.  Let me think about that!
>
>Brad
>
>On 4/13/07, TN Rhodey <tnrhodey at hotmail.com> wrote:
> >
> > Bill, You ask why don't cars have 2 6-volt batteries...   Cars have a 
>high
> > output alternator. The benefits of 6 volt golf cart battery don't apply.
> > Cars need high output for starting.
> >
> > If I had a live aboard I would consider using 6 volt batteries. The big
> > advantage to the golf cart battery is that they hold up much better when
> > abused. They can be re-charged faster and last longer than 12 volts. 
>That
> > is
> > why cruisers love them.
> >
> > Wally
> >
> >
> > >From: Bill Effros <bill at effros.com>
> > >Reply-To: The Rhodes 22 mail list <rhodes22-list at rhodes22.org>
> > >To: The Rhodes 22 mail list <rhodes22-list at rhodes22.org>
> > >Subject: Re: [Rhodes22-list] Battteries
> > >Date: Thu, 12 Apr 2007 13:36:10 -0300
> > >
> > >Bob,
> > >
> > >Stay away from this complexity.  It's simply not needed in our boats.
> > >Nobody runs out of power on our boats.  The golf cart batteries don't
> > >fit anywhere.
> > >
> > >If you are worried about this, get an outboard with electric
> > >start/generator.  If your battery runs out, you pull the starter cord,
> > >start your motor, and it will provide you with enough electricity to
> > >power your running lights.  That's all you need.  If it's daytime, you
> > >don't need any power at all.
> > >
> > >When a golf cart battery is dead a golf cart can't move.  Not so a
> > >sailboat.
> > >
> > >Your car doesn't have 2 golf cart batteries wired in series.  Why not?
> > >
> > >The biggest draw most of us put on our batteries is the stereo system.
> > >
> > >I'm done.
> > >
> > >Bill Effros
> > >
> > >Bob Fletcher wrote:
> > > > In his book "Sailboat Electonics Simplified" Don Casey has an
> > extensive
> > > > discussin of battery types and configurations.  He seems to endorse
> > the
> > > > option of two 6 volt golf cart batteries wired in series.  
>Apparently
> > >they
> > > > are rugged and much more affordable than "dedicated" marine 
>batteries.
> > > >
> > > > Bob Fletcher
> > > >
> > > > ----- Original Message -----
> > > > From: "John Lock" <jlock at relevantarts.com>
> > > > To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
> > > > Sent: Wednesday, April 11, 2007 10:32 AM
> > > > Subject: Re: [Rhodes22-list] Battteries
> > > >
> > > >
> > > >
> > > >> At 11:57 AM 4/11/2007 -0400, CORLEYMICHAELSIX at aol.com wrote:
> > > >>
> > > >>> Got to buy new battery(s) for my 99 Rhodes.  It is set up for and
> > had
> > >2
> > > >>> batteries before I put it in storage.  Intending to buy deep cycle
> > > >>> wet  cells,
> > > >>> debating weather to buy one Group 27 or 2 Group 24s or 2 Group
> > > >>> 27s.   Have solar
> > > >>> panels, VHF, digital depth gauge and knot meter, pull  start
> > outboard.
> > > >>> Need
> > > >>> advice.
> > > >>>
> > > >> Strangely enough, I was just reading an article about batteries the
> > > >> other day!  This article was written from an RV perspective, but 
>I'm
> > > >> guessing our boat usage is pretty similar.  One very intriguing
> > > >> alternative was using 2, 6-volt golf cart batteries in series to
> > > >> produce 12 volts.  Apparently golf cart batteries offer some of the
> > > >> highest amp-hour ratings available.
> > > >>
> > > >> See article at
> > > >> http://www.ccis.com/home/mnemeth/12volt/12volt.htm   Scroll down to
> > > >> "Selecting batteries".
> > > >>
> > > >> Cheers!
> > > >>
> > > >> John Lock
> > > >> ~~~~~~~~~~~~~~~~~~
> > > >> s/v Pandion - '79 Rhodes 22
> > > >> Lake Sinclair, GA
> > > >> ~~~~~~~~~~~~~~~~~~
> > > >>
> > > >> __________________________________________________
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> > > >>
> > > >>
> > > >
> > > >
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> > > >
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