Misread ... FYI - When I was shopping you could negotiate (and I did) less than C$600 per battery - group 31 LiFePo. I had expected around C$1000 ea initially.
On Tue, 14 Sept 2021 at 14:22, Dave S <syerd...@gmail.com> wrote: > Which is more or less what I paid for a group31 LiFePo battery... When I > really shopped it (industrial sources) I was pleasantly surprised at the > price. > > Whether it's of benefit really depends on your use as Randy stated. When > I first bought windstar I only daysailed and plugged in every night. The > stock system was so adequate for that that I didn't even notice a dead > alternator for an entire season. I did finally replace it even though the > cost clearly wasn't justified. ;-) > > My more recent scope was to have multiple consecutive days off the grid so > I needed to do *something*. (all well documented along with the > arithmetic on the blog) > > I too thought that LiFePo was cost prohibitive for less than 5 year time > horizon, however the lower than expected first cost and utterly carefree > electrical system have made them a slam dunk. From memory, vs AGM the cost > difference might have been C$400 max. as I worked my way though the > project, I had an epiphany as I climbed a ladder with two group 31s in one > hand, and had further epiphanies when I managed to fit ALL my new batteries > and battery management hardware in a much smaller footprint than > previously, while simultaneously doubling my usable house bank capacity. I > was also surprised at how quickly they charge. After one season with > solar/lithium I have enough confidence in the system that when I renew my > marina contract next year, I will decline the need for shore power and will > save C$400/season as a bonus. > To be clear, my enthusiasm is as much about a successful solar install as > the LiFePo batteries themselves. > > Dave > > > > > > On Tue, 14 Sept 2021 at 12:28, Della Barba, Joe via CnC-List < > cnc-list@cnc-list.com> wrote: > >> To just replace what I have with the same batteries I have now, Deka >> gels, will be about $650, so it isn’t cheap either way. >> >> >> >> *Joe Della Barba* >> >> Coquina >> >> >> >> >> >> *From:* CHARLES SCHEAFFER <cscheaf...@comcast.net> >> *Sent:* Tuesday, September 14, 2021 12:17 PM >> *To:* Stus-List <cnc-list@cnc-list.com> >> *Cc:* Della Barba, Joe <joe.della.ba...@ssa.gov>; Randal Stafford < >> randal.staff...@icloud.com> >> *Subject:* [EXTERNAL] Re: Stus-List Re: anyone gone lithium? >> >> >> >> Agree with Randy. The cost of Lithium batteries and all the necessary >> power/charging management devices, prohibits the purchase unless you plan >> to keep the boat for twenty or thirty years. I would only do it for a >> newer, bigger boat that can support enough Solar Panels to be off grid, >> like a big cat. Otherwise, keep it simple. >> >> >> >> Several YouTube sailors have installed the system and I can find those >> links if interested. Or google "Sailing Uma", "Ran Sailing", and/or "Sail >> Life" along with "lithium batteries" >> >> >> >> Chuck S >> Thanks to all of the subscribers that contributed to the list to help >> with the costs involved. If you want to show your support to the list - >> use PayPal to send contribution -- https://www.paypal.me/stumurray >> Thanks - Stu > >
Thanks to all of the subscribers that contributed to the list to help with the costs involved. If you want to show your support to the list - use PayPal to send contribution -- https://www.paypal.me/stumurray Thanks - Stu
