I got a bad feeling about Lithium batteries last summer listening to an emergency Coast Guard call on VHF from a boat whose lithium batteries were on fire and they could not put out the fire. I thought I read that current lithium batteries are now designed to reduce that hazard. Dave
S/V Aries 1990 C&C 34+ New London, CT > On Sep 4, 2020, at 10:40 AM, CHARLES SCHEAFFER via CnC-List > <[email protected]> wrote: > > I've been following a few RV channels on YouTube and learning about lithium > batteries? Some people are living "off-the-grid, living large with solar > panels and inverters. Just learned that lithium batteries are 40 pounds less > weight per battery and last three to five times as many years, (3000 to 5000 > cycles vs 1000 cycles for AGMs). AGMs and Lead Acid shouldn't be drained > below 50% so you really need four 100ah AGM batteries to have 200ah > available. Lithium can be drained down to nothing without harm, so two give > you 200ah. If I was keeping my boat, or doing any long cruises, I'd > definitely look into those. I got eleven years from my first AGM batteries > so Lithium should last me thirty years. One Lithium battery presently costs > $950 for Battleborn vs $300 for a quality AGM and two lithium batteries > ($1900 and 58# total weight) equal the amp hours of four AGMs ($1200 and 276# > total weight). Lithium is actually $500 cheaper if you keep the boat long > enough to have to replace the AGMs twice (cost $2400) and they are 218# > lighter. That's a hell of a weight savings for racers. > > Prices keep falling for this new technology, so it's simply a matter of time. > I think one Lithium might replace my two AGMs at some point in the near > future. > > Chuck Scheaffer, Resolute 1989 C&C 34R > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each and > every one is greatly appreciated. If you want to support the list - use > PayPal to send contribution -- https://www.paypal.me/stumurray >
_______________________________________________ Thanks everyone for supporting this list with your contributions. Each and every one is greatly appreciated. If you want to support the list - use PayPal to send contribution -- https://www.paypal.me/stumurray
