<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Discover Lithium Pro. Available in a few weeks. Game changer<br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Jun 5, 2021, at 4:52 PM, Chris Worcester <<a href="mailto:chris@solarwindworks.com" class="">chris@solarwindworks.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="">Check out Battle Born Batteries out of Reno, they have heater kits available for their LiFePO4 100 ah batteries. Just came out with a 280 ah 8D size, don't see a heater kit for it yet. Will check back in with them soon to see if it's on the shelf. <br class=""><br class="">Chris Worcester<br class="">Solar Wind Works<br class="">NABCEP PV Installation Professional<br class="">Cell 530-448-9692<br class=""><a href="http://www.solarwindworks.com" class="">www.solarwindworks.com</a><br class="">chris@solarwindworks.com<br class=""><br class="">-----Original Message-----<br class="">From: RE-wrenches <re-wrenches-bounces@lists.re-wrenches.org> On Behalf Of Dave Angelini Offgrid Solar<br class="">Sent: Friday, May 21, 2021 12:33 PM<br class="">To: RE-wrenches <re-wrenches@lists.re-wrenches.org><br class="">Subject: Re: [RE-wrenches] LiFePo4 Low Temp Charging Damage<br class=""><br class="">I can think of a few other things for the wish list! l Closed loop charging with multiple sources. <br class="">Robust BMS design to not be a new source of power failures Offgrid.<br class="">Spare BMS for sale with product that is servicable.<br class="">Gets Soc and temp into Insight and Optics A company that will be there when I need them. Too many players in the battery game right now that I do not know of! Only a few that do most all of these for me.<br class=""><br class="">Friday !<br class=""><br class="">Dave Angelini Offgrid Solar<br class="">"we go where powerlines don't"<br class="">http://members.sti.net/offgridsolar/<br class="">e-mail offgridsolar@sti.net<br class="">text 209 813 0060<br class=""><br class=""><br class="">On Fri, 21 May 2021 12:24:11 -0400, Ray <ray@solarray.com> wrote:<br class=""><blockquote type="cite" class="">This is the only company I know of that has dealt with the low <br class="">temperature charging issue. Its a great product, and the blue tooth <br class="">monitoring is an excellent feature too. This is what the other Li+ <br class="">batteries should be doing. The big down side is they are currently <br class="">limited to 12v. Wish they made a 48v pack.<br class=""><br class=""><br class=""></blockquote>https://www.lifebluebattery.com/rv-boat-low-temperature-lithium-ion-batteries/index.html<br class=""><blockquote type="cite" class=""><br class="">Ray Walters<br class="">Remote Solar<br class="">303 505-8760<br class=""><br class="">On 5/21/21 12:12 PM, Larry wrote:<br class=""><blockquote type="cite" class="">My personal opinion is that you should not buy any lithium battery <br class="">that does not provide adequate protection for all modes of operation.<br class=""><br class="">Freezing does not damage the battery; charging a frozen battery may <br class="">damage it quickly. Trickle charging the battery is not the solution.<br class=""><br class="">There are two solutions: provide a heat source to keep the batteries <br class="">above freezing or incorporate a temperature controller to disable the <br class="">charger if the battery is unsafe to charge.<br class=""><br class="">Larry Crutcher<br class=""><br class=""><br class=""><blockquote type="cite" class="">On May 21, 2021, at 8:44 AM, Mark Frye <markf@berkeleysolar.com><br class=""></blockquote></blockquote></blockquote>wrote:<br class=""><blockquote type="cite" class=""><blockquote type="cite" class=""><blockquote type="cite" class=""><br class="">\ufeffFolks,<br class=""><br class="">If I have a charger that does not have low battery charge cut-off, I <br class="">can get in trouble if I have a frozen pack and apply a charging<br class=""></blockquote></blockquote></blockquote>voltage.<br class=""><blockquote type="cite" class=""><blockquote type="cite" class=""><blockquote type="cite" class=""><br class="">But, if I start with a pack that is above freezing and keep a <br class="">trickle charge on it, can I keep that pack safe from freezing and damage?<br class=""><br class="">Or at some point, as ambient temperature drops, the pack will freeze <br class="">and be damaged anyway?<br class=""><br class="">Thanks,<br class=""><br class="">Mark Frye<br class=""><br class=""><br class="">_______________________________________<br class=""></blockquote>_______________________________________________<br class="">List sponsored by Redwood Alliance<br class=""><br class="">Pay optional member dues here: http://re-wrenches.org<br class=""><br class="">List Address: RE-wrenches@lists.re-wrenches.org<br class=""><br class="">Change listserver email address & settings:<br class="">http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org<br class=""><br class="">There are two list archives for searching. When one doesn't work, try <br class="">the other:<br class="">https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/<br class="">http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org<br class=""><br class="">List rules & etiquette:<br class="">http://www.re-wrenches.org/etiquette.htm<br class=""><br class="">Check out or update participant bios:<br class="">http://www.members.re-wrenches.org<br class=""><br class=""></blockquote>_______________________________________________<br class="">List sponsored by Redwood Alliance<br class=""><br class="">Pay optional member dues here: http://re-wrenches.org<br class=""><br class="">List Address: RE-wrenches@lists.re-wrenches.org<br class=""><br class="">Change listserver email address & settings:<br class="">http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org<br class=""><br class="">There are two list archives for searching. When one doesn't work, try<br class=""></blockquote>the<br class=""><blockquote type="cite" class="">other:<br class="">https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/<br class="">http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org<br class=""><br class="">List rules & etiquette:<br class="">http://www.re-wrenches.org/etiquette.htm<br class=""><br class="">Check out or update participant bios:<br class="">http://www.members.re-wrenches.org<br class=""></blockquote>_______________________________________________<br class="">List sponsored by Redwood Alliance<br class=""><br class="">Pay optional member dues here: http://re-wrenches.org<br class=""><br class="">List Address: RE-wrenches@lists.re-wrenches.org<br class=""><br class="">Change listserver email address & settings:<br class="">http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org<br class=""><br class="">There are two list archives for searching. When one doesn't work, try the other:<br class="">https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/<br class="">http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org<br class=""><br class="">List rules & etiquette:<br class="">http://www.re-wrenches.org/etiquette.htm<br class=""><br class="">Check out or update participant bios:<br class="">http://www.members.re-wrenches.org<br class=""><br class=""><br class="">_______________________________________________<br class="">List sponsored by Redwood Alliance<br class=""><br class="">Pay optional member dues here: http://re-wrenches.org<br class=""><br class="">List Address: RE-wrenches@lists.re-wrenches.org<br class=""><br class="">Change listserver email address & settings:<br class="">http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org<br class=""><br class="">There are two list archives for searching. When one doesn't work, try the other:<br class="">https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/<br class="">http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org<br class=""><br class="">List rules & etiquette:<br class="">http://www.re-wrenches.org/etiquette.htm<br class=""><br class="">Check out or update participant bios:<br class="">http://www.members.re-wrenches.org<br class=""><br class=""></div></div></blockquote></div><br class=""><div class="">
<div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><b class=""><br class="Apple-interchange-newline"><br class=""></b></div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br class=""></div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span class="Apple-tab-span" style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; white-space: pre; word-spacing: 0px; -webkit-text-stroke-width: 0px;"> </span><font color="#707070" class=""><b style="font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">Michael </b><b class="">Morningstar</b></font></div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><b class=""><br class=""></b></div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><b class=""> <span class="Apple-tab-span" style="font-style: normal; font-weight: normal; white-space: pre;"> </span><span style="font-weight: normal;" class=""><i class="">Morningstar Electric</i></span></b></div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>PO Box 1494</div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>Mount Shasta, California 96067</div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>530-921-0560</div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>CSLB 949635</div><div class=""> </div></div><span style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"> </span><span style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><span><span><span><img apple-inline="yes" id="317D24ED-408E-4619-9E19-050C7FF010BD" src="cid:D2A6BB84-B59E-4ED1-8484-EDE18DF9A713" class=""></span>
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