<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div></div><div><br></div><div>Let me know how that works for you.</div><div><br></div><div>Thank you,</div><div><br></div><div>Maverick</div><div><br></div><div><div>
<meta charset="UTF-8"><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;">Maverick Brown<br>Off-Grid Solar Commander since 2006<br><b>Maverick Solar Enterprises, Inc.</b></div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><b> • Solar Commander Remote Power</b></div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><b> • SunFlow Systems Cathodic Protection <br></b>maverick@mavericksolar.com<br>512-460-9825<br></div></div>
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<div><br><blockquote type="cite"><div>On Oct 16, 2025, at 9:27 AM, Jason Szumlanski via RE-wrenches <re-wrenches@lists.re-wrenches.org> wrote:</div><br class="Apple-interchange-newline"><div><div dir="auto"><div>Does anyone know for sure what the correct pinout is on the communication cables for this pairing? Sol-Ark has multiple battery integration guide versions. </div><div dir="auto"><br></div><div dir="auto">Some show two wires connected to pins four and five on the inverter and seven and eight on the battery, respectively. In another version of the guide, four is connected to eight and five is connected to seven. In yet another version, a green wire is introduced. I have tried all three combinations, and none work.</div><div dir="auto"><br></div><div dir="auto">I can't get a straight answer out of either manufacturer, and of course they're both pointing fingers at each other regarding my battery communication issue. </div><div dir="auto"><br></div><div dir="auto">Sol-Ark is sending a firmware update and recommended a factory reset. That's the next step, but it doesn't answer the question about the correct pinout.</div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto">Jason Szumlanski </div><div dir="auto">Florida Solar Design Group </div><div><br></div><div data-smartmail="gmail_signature"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><b><div style="text-align:center"><table border="0" cellpadding="0" cellspacing="0" style="color:rgb(34,34,34);font-weight:400;text-align:start;font-family:"helvetica neue",helvetica,arial,sans-serif"><tbody><tr><td rowspan="2"></td><td rowspan="2"><table border="0" cellpadding="0" cellspacing="0" style="border-left:1px solid rgb(237,237,237);color:rgb(85,85,85);font-size:13px;padding-left:10px"><tbody><tr><td style="font-size:14px;color:rgb(51,51,51)"><br></td></tr></tbody></table></td></tr></tbody></table></div></b></div></div></div></div></div></div></div></div>
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