You also then have the problem that the car's electrical system was not made with anything but a lead-acid battery in mind. Putting in anything else can cause huge problems, such as in a Tesla where you are putting your multi-kilobuck PCS at risk. (I've made videos on this if you want details)
On Thu, Jul 31, 2025 at 9:36 AM Lee Hart via EV <[email protected]> wrote: > I don't know anything about an ILTO variant. But I *do* know that a > popular marketing gimmick is to sell Li "racing" batteries to replace > lead-acid vehicle batteries that only advertise an EQUIVALENT capacity. The > ones I've measured have only 1/10 to 1/4 the actual amphour capacity of the > lead-acid battery they are supposed to replace. I'm guessing that they're > assuming it has the same cranking amps, so it's "equivalent". They're also > assuming it won't lose capacity as it ages, though that's an unproven claim. > -- > Excellence does not require perfection. -- Henry James > But it *does* require attention to detail! -- Lee Hart > -- > Lee A. Hart https://www.sunrise-ev.com > -----Original Message----- > From: Electric Vehicle Discussion List <[email protected]> > Sent: Jul 30, 2025 8:27 PM > To: <[email protected]> > Cc: Axel Gringmuth <[email protected]> > Subject: Re: [EVDL] EV Digest, Vol 153, Issue 23 > > why not build a lLTO Li-ion Titanate battery? 25,000 cycles, lots of them > on Aliexpress and eBay Since it does not need heavy starting current, so a > 50A BMS might be good enough. > Anybody knows the AH of your lead batteries? > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > _______________________________________________ > Address messages to [email protected] > No other addresses in TO and CC fields > HELP: http://www.evdl.org/help/ > > > > _______________________________________________ > Address messages to [email protected] > No other addresses in TO and CC fields > HELP: http://www.evdl.org/help/ > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20250731/1b129522/attachment.htm> _______________________________________________ Address messages to [email protected] No other addresses in TO and CC fields HELP: http://www.evdl.org/help/
