<div dir="ltr">There's no benefit to charging to 100%. If the charging parameters are set up correctly, you'll never really get to 100%.<div>If you look at most prismatic cells, the absolutely maximum voltage is 3.65V. My systems are set up to charge to 3.4V or 54.4V. I take that as 100%.</div><div><br></div><div> </div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sun, Oct 31, 2021 at 12:19 PM <<a href="mailto:drake.chamberlin@redwoodalliance.org">drake.chamberlin@redwoodalliance.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><br>
I have a client that insists it is better not to charge lithium <br>
batteries to 100%. Is there any truth to this?<br>
<br>
Thanks,<br>
<br>
Drake<br>
<br>
<br>
Drake Chamberlin<br>
Athens Electric LLC<br>
Ohio Electrical Contractor\u2019s License 44810<br>
CO Master Electrician\u2019s License 4526<br>
NABCEP Certified PV Installation Professional<br>
<br>
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</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div dir="ltr"><font color="#666666">Chris Mason</font></div><div dir="ltr"><div><span style="font-size:13px"><font color="#666666">Solar systems designer</font></span></div><div><span style="font-size:13px"><font color="#666666">Generac Generators Industrial technician</font></span></div><div><font color="#666666"><br></font></div><div><font color="#666666">Comet Systems Ltd DBA Comet Solar<br>Anguilla Cell 264.235.5670</font></div><div>WhatsApp <span style="color:rgb(102,102,102)">264.235.5670</span></div><div><font color="#666666">Skype: netconcepts</font></div><div><font color="#666666"><a href="http://www.cometenergysystems.com/" target="_blank">www.cometsolar.com</a></font></div></div></div></div>