I’ve installed a few ARK battery 48V, 100ah and they offer a 24V, 200Ah version
https://arklithium.com/ Maverick Brown Off-Grid Solar Commander since 2006 Maverick Solar Enterprises, Inc. • Solar Commander Remote Power • SunFlow Systems Cathodic Protection maver...@mavericksolar.com 512-460-9825 > On Jan 27, 2022, at 11:09 AM, Aaron Mandelkorn <reoso...@gmail.com> wrote: > > > All, I will do a load analysis for the 24v loads. I am looking to get > around 800ah of LI storage at 24v. I typically use the larger 48v batteries > from fortress. The space constraints will not allow for a wall full of small > 50ah 24v units. I am not finding much selection of 24v 200ah+ options. Is > sounds like most of the advice I am getting is towards not upgrading to 48v. > > Aaron Mandelkorn > President / Founder > Renewable Energy Outfitters > www.reosolar.com > Off Grid Depot > www.offgridnow.com > 970-596-3744 > >> On Wed, Jan 26, 2022, 7:59 PM frenergy <frene...@psln.com> wrote: >> Aaron, >> >> It would be helpful to know how many amps are required to power >> the 24 volt loads and should we assume the batteries are toast or nearly so? >> The brand of inverter? >> >> As Jeff said there are 24V L-ion choices. >> >> Bill >> >> Feather River Solar Electric >> Bill Battagin, Owner >> 4291 Nelson St. >> Taylorsville, CA 95983 >> 530.284.7849 >> CA Lic 874049 >> On 1/26/2022 4:16 PM, Aaron Mandelkorn wrote: >>> Wrenches, >>> >>> I have a customer with a very old 24v off grid pv system. He wants to >>> upgrade his array, inverter and battery bank. There are no options for >>> inverter/chargers over 4000 watts in 24v dc. The same goes for lithium >>> iron batteries. Everything (of higher wattage and battery capacity) seems >>> to be in 48v only now. If going to 48 volts how do I acomodate the few but >>> important 24v DC loads in the home. Is a 48v to 24v step down converter >>> the best option? What do you think? Any help would be appreciated. Thank >>> you. >>> >>> Aaron Mandelkorn >>> President / Founder >>> Renewable Energy Outfitters >>> www.reosolar.com >>> Off Grid Depot >>> www.offgridnow.com >>> 970-596-3744 >>> >>> >>> _______________________________________________ >>> List sponsored by Redwood Alliance >>> >>> Pay optional member dues here: http://re-wrenches.org >>> >>> List Address: RE-wrenches@lists.re-wrenches.org >>> >>> 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/re-wrenches@lists.re-wrenches.org/ >>> 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 >>> >> >> Virus-free. www.avast.com >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> Pay optional member dues here: http://re-wrenches.org >> >> List Address: RE-wrenches@lists.re-wrenches.org >> >> 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/re-wrenches@lists.re-wrenches.org/ >> 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 >> > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > List Address: RE-wrenches@lists.re-wrenches.org > > 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/re-wrenches@lists.re-wrenches.org/ > 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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