finicking things; those AGM's and they cost more so I am not inclined to go that way
Dwight Veinot C&C 35 MKII, *Alianna* Head of St. Margaret's Bay, NS d.ve...@bellaliant.net On Fri, Feb 27, 2015 at 12:33 PM, Bill Bina - gmail via CnC-List < cnc-list@cnc-list.com> wrote: > I have two group 27 AGM's on my boat. One is the house, and one is for > starting. AGM's have lower internal resistance than flooded batteries, > which mean they accept a charge more easily, and they also can provide the > extra current for starting without breaking a sweat. They have thin plates, > but unlike a flooded battery, they are completely supported by the glass > mat between them. That makes them immune to the vibration that can kill > flooded batteries including deep cycle versions. They are also immune to > the instant onset of sulfation when dropping water levels expose the plates > in flooded batteries to air. I am on a mooring and the batteries are always > charged to 100% with just the use of a 20 watt solar panel and a Genasun > MPPT controller. My only other charging source is the alternator in my > Yamaha outboard. The same setup with flooded batteries had trouble reaching > full charge. I do not find charging them at all tricky. They have different > needs than other types, but it really is not at all complicated to provide > what pleases them. > > Bill Bina > > > > On 2/27/2015 11:00 AM, Marek Dziedzic via CnC-List wrote: > > AGMs on a mooring (or dock without shore power) without solar (or some > other way of topping up the batteries) will, quite likely, kill the > batteries very quickly (I managed to murder one in a year). > > Marek > > *From:* Joel Aronson via CnC-List <cnc-list@cnc-list.com> > *Sent:* Friday, February 27, 2015 10:31 AM > *To:* Joe Della Barba <j...@dellabarba.com> ; cnc-list@cnc-list.com > *Subject:* Re: Stus-List Batteries -- Flooded, Sealed or AGM? > > If you do use AGMs, you need to keep them charged. A mooring without a > solar panel is not going to go well. > > Joel > > On Friday, February 27, 2015, Joe Della Barba via CnC-List < > cnc-list@cnc-list.com> wrote: > >> >> >> As I said before, I am not an AGM fan. If you do decide to use them, Sams >> Club has group 31 deep cycle AGMs with the Energizer brand label. They are >> Deka batteries, exact same as West Marine sells, for about 50% of the >> price. Think they charge around $160 for them. The Sears Diehard Platinum >> grp 31 AGM is a relabeled Odyssey thin plate AGM for about half the price. >> >> >> >> >> >> Joe Della Barba >> >> javascript:_e(%7B%7D,'cvml','j...@dellabarba.com'); >> > > > -- > Joel > 301 541 8551 > > ------------------------------ > _______________________________________________ > > Email address: > CnC-List@cnc-list.com > To change your list preferences, including unsubscribing -- go to the > bottom of page at: > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > > > _______________________________________________ > > Email address:CnC-List@cnc-list.com > To change your list preferences, including unsubscribing -- go to the bottom > of page at:http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > > > _______________________________________________ > > Email address: > CnC-List@cnc-list.com > To change your list preferences, including unsubscribing -- go to the > bottom of page at: > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > >
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