<div dir="ltr">Hi Drake - We use the new style Unirac mids and ends frequently on older Unirac SolarMount rails without an issue. I think the vast majority of systems used SolarMount, but you'll want to verify that you have SolarMount rail rather than something that is discontinued - I think for a while they had a I-beam shaped rail and I have no idea if they make replacement parts for those old rails. <div><br></div><div>They have a few variants of clamps now, we've had good luck with the Pro Series SM Midclamps and Universal AF end clamps. I think both go up to at least 46 mm, which is a little over 1.8."<div><br></div><div>Good luck!</div><div><br></div><div>August<br><div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div dir="ltr"><div dir="ltr"><p><br></p><p></p>

<p> </p></div></div></div></div></div><br></div></div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Nov 5, 2024 at 3:45 PM Drake Chamberlin 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 style="font-size:10pt;font-family:Verdana,Geneva,sans-serif">
<div style="margin:0px;padding:0px;font-family:monospace"><span style="font-size:12pt">Will new Unirac hardware work with old rails?</span></div>
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<div style="margin:0px;padding:0px;font-family:monospace"><span style="font-size:12pt"> We are putting new modules on a building that was re-roofed. It doesn't seem worthwhile to reinstall an array of 167 W modules with extensive squirrel damage to the leads. The array went up at least 12 years ago.</span></div>
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<div style="margin:0px;padding:0px;font-family:monospace"><span style="font-size:12pt">The old rails are fine, but we don't want to deal with Weeb clips, which are not supposed to be reused anyway. The old module frames are 1.8 inches thick so the clamps need to be replaced.</span></div>
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<div style="margin:0px;padding:0px;font-family:monospace"><span style="font-size:12pt">Are the new rails functionally different from the old ones?</span></div>
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<div style="margin:0px;padding:0px;font-family:monospace"><span style="font-size:12pt">Thank you,</span></div>
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<div style="margin:0px;padding:0px;font-family:monospace"><span style="font-size:12pt">Drake </span></div>
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<p><em>Drake Chamberlin</em></p>
<p><em>Athens Electric LLC</em></p>
<p><em>Ohio Electrical Contractor’s License 44810</em></p>
<p><em>NABCEP Certified PV Installation Professional</em></p>
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