I have used Dyno batteries without issue. They cost less than 1/2. Am I missing something?
https://www.fisheriessupply.com/dyno-battery-heavy-duty-m30-marine-batteries/m30hh Tom Buscaglia S/V Alera 1990 C&C 37+/40 Vashon WA P 206.463.9200 C 305.409.3660 > On May 30, 2022, at 9:30 AM, Korbey Hunt via CnC-List <cnc-list@cnc-list.com> > wrote: > > > I highly recommend Lifeline group 31 > > Get Outlook for Android > From: Joe Della Barba via CnC-List <cnc-list@cnc-list.com> > Sent: Thursday, May 26, 2022 9:40:31 AM > To: 'Stus-List' <cnc-list@cnc-list.com> > Cc: j...@dellabarba.com <j...@dellabarba.com> > Subject: Stus-List Re: Batteries again > > There is a lot of reason to be concerned about off brands. Pretty much all > cycling batteries of the same size will be about the same AH rating. There is > no magic in lead batteries, the AH per pound is pretty consistent. What > matters *hugely* is the number of cycles that they can endure before being > trashed. The various cheap Chinese imports are highly variable to say the > least, their reviews are all over the place. Lifeline is usually considered > the best AGM maker. > FYI – Deka makes all the West Marine AGMs, you might call around your local > battery shop and see what they charge. They are worse than Lifelines, but if > they crap out after a week at least you can return them to the store 😉 > Joe Della Barba > Coquina C&C 35 MK I > Kent Island MD USA > > > > From: David Knecht via CnC-List <cnc-list@cnc-list.com> > Sent: Thursday, May 26, 2022 11:25 AM > To: CnC CnC discussion list <CnC-List@cnc-list.com> > Cc: David Knecht <davidakne...@gmail.com> > Subject: Stus-List Batteries again > > I have been following the battery discussion and have a question. I need to > replace my two 9 year old AGM batteries this season. I have separate start > and house batteries which can be combined if needed. I don’t have large > power needs (electronics, autopilot and fridge when cruising). I have been > reading and researching this and I am unsure of what to purchase. From what > I have read, AH is the important number to focus on. Last time, I got > Lifeline AGM group 27 from Defender. Defender has 3 different group 27 > batteries > Powertech rated at 92AH which cost about $330 > Lifeline rated at 100AH for 432 > Northstar rated at 92AH for 457 > > From Amazon, I can get a VMAX group 27 with 100AH for $289 or a Universal > with 110 AH for $239. Is there any reason to be concerned about less known > (to me) brands from Amazon or does it make sense to just focus on the > numbers? Thanks- Dave > > S/V Aries > 1990 C&C 34+ > New London, CT > > >
