<div dir="ltr"><div>HomeGrid. LVD setpoint for HomeGrid falls within range of the Outbacks, so LVD actually works, 3R(ish) enclosure and a built-in display. </div><div>Can't speak for longevity, the oldest one we got out there is 3 years old or so, but no issues as of yet. <br>As noted on this forum,the firmware update process is brutal but we have not done one in 1.5 years and I have heard it has improved.</div><div><br clear="all"></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div dir="ltr">Aloha,<div>Lou Russo </div><div>Spree Solar Systems LLC </div><div>C-34322</div><div><br></div></div></div></div></div><br></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Sun, Jun 29, 2025 at 1:55 AM Jay via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org">re-wrenches@lists.re-wrenches.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"><div dir="auto"><div dir="ltr"></div><div dir="ltr">Hi Wayne. </div><div dir="ltr"><br></div><div dir="ltr">As it’s an offgrid system open loop my preference is for batteries that have a built in display so you don’t need wifi/web connection to monitor. </div><div dir="ltr"><br></div><div dir="ltr">If the customer has a FNDC or trimetric the accuracy of those with lithium can take a while to dial in. </div><div dir="ltr">Having an actual % reading on the battery has been very helpful to the few dozen systems I’ve retro fitted lithium into offgrid systwms. </div><div dir="ltr"><br></div><div dir="ltr">I also look for batteries that give setup settings for open loop. Most don’t. </div><div dir="ltr"><br></div><div dir="ltr">Ive used a few brands and have been happy with eg4. </div><div dir="ltr"><br></div><div dir="ltr">Out of curiosity 5kwh seems extremely small. </div><div dir="ltr"><br></div><div dir="ltr">Jay</div><div dir="ltr"><br><blockquote type="cite">On Jun 28, 2025, at 9:05 PM, Wayne Irwin via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" target="_blank">re-wrenches@lists.re-wrenches.org</a>> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr">
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We have an off-grid customer who has a 10KW array and 2 - VFXR3648's, 2 - FM 80's and dying lead acid batts.</div>
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I'm looking for advice on pairing something in the range of +/-5 kWh of Lithium (preferably LFP).</div>
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I have not yet paired OB with lithium. Compatibility and Reliability are my goal.</div>
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What has worked best for you?</div>
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Your experience and advice are greatly appreciated.</div>
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