Found these available. https://jmbatteries.com/products/wholesale-5kwh-all-in-one-sodium-ion-battery-pack-for-home-energy-48v-50ah-100ah-storage-solar-system-with-wall-mounted-battery?variant=50657798095121
On Sun, Oct 19, 2025, 1:19 PM Zeke Yewdall via RE-wrenches < [email protected]> wrote: > I thought that Backwoods was selling a 48 volt Sodium Ion battery, but now > I only see the 12 volt 100AH option. They also discontinued their LTO > options, due to poor adoption of them. Despite everyone saying they wanted > a coldweather lithium battery, very few actually wanted to buy them at the > price they were. I see so many people trying to use LFP in unheated > situations and running into trouble though.... > > If you want cells, there are quite a few Sodium Ion cells available on > Aliexpress now. A lot more than there was a year ago when I ordered some > 10AH cylindrical to make a test battery from them. And a fair number of 12 > volt options. But if you want complete 48 volt batteries, I'm not seeing > any sources for those yet. Currently price of the larger prismatic sodium > ion cells seems similar range to the LFP cells, which is better than it was > a year ago. > > > > -- > Zeke Yewdall > PV Engineer > NABCEP #031508-89 > [email protected] > 303-523-3592 > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/[email protected]/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org > >
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