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<p>I will second that, Todd. I've had a Hartell MD-10-HEH mag
drive pump pumping glycol in my SHW closed loop for 23 years
direct powered by a 20 watt PV. It does make a little noise when
your close to it...so be it.</p>
<p>Bill</p>
<pre class="moz-signature" cols="72">Feather River Solar Electric
Bill Battagin, Owner
4291 Nelson St.
Taylorsville, CA 95983
530.284.7849
CA Lic 874049
<a class="moz-txt-link-abbreviated" href="http://www.frenergy.net">www.frenergy.net</a></pre>
<div class="moz-cite-prefix">On 9/17/2020 11:39 AM, Todd Cory wrote:<br>
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<blockquote type="cite"
cite="mid:1749d5d98d8.27c7.4317fda5bda71af373de9c45c94f08a7@finestplanet.com">
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<div dir="auto">I have had exceptional experience using Hartel
brand brushless DC circulation pumps on my home's solar hot
water system.</div>
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<div dir="auto">Todd</div>
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<p style="color: black; font-size: 10pt; font-family:
sans-serif; margin: 8pt 0;">On September 17, 2020
11:06:33 AM Christopher Warfel
<a class="moz-txt-link-rfc2396E" href="mailto:cwarfel@entech-engineering.com"><cwarfel@entech-engineering.com></a> wrote:</p>
<blockquote type="cite" class="gmail_quote" style="margin:
0 0 0 0.75ex; border-left: 1px solid #808080;
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<p>I would look at the pump that Thermodynamics LTD of
Canada sells. Pretty bullet proof in my experience of
20 years of installing their products. Don't deal
with the people in VT. Call the business in Dartmouth
Nova Scotia, eh? Laing are expensive but very
reliable. March is not great for small closed loop. I
really support dc pumps for solar hot water unless the
customer has a solar electric system too. <br>
</p>
<div class="moz-cite-prefix">On 9/14/2020 11:49 PM,
Howie Michaelson wrote:<br>
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<blockquote type="cite"
cite="mid:CAHMeMskoR9P01LMdto1DdwnZikLk-a_k0UY00vmRk6kej23KXQ@mail.gmail.com">
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<div class="gmail_default"
style="font-family:verdana,sans-serif">Hi All,</div>
<div class="gmail_default"
style="font-family:verdana,sans-serif">I need to
replace 3-5 El Sid pumps I'm using in a low volume
hydronic heating system. Other than laing pumps,
are there any recommendations for 12, 24, or 48
vDC pumps? Having magnetic drives that mate with
the impeller body of the El Sids, would be a
bonus.</div>
<div class="gmail_default"
style="font-family:verdana,sans-serif">Thanks,</div>
<div class="gmail_default"
style="font-family:verdana,sans-serif">Howie<br
clear="all">
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<div dir="ltr"><span><span><span
style="color:
#888888;"><span
style="color:rgb(120,63,4)"><b>Howie Michaelson<br>
</b></span><span
style="color:rgb(0,0,255)"></span></span></span></span><span><span><span><span><span
style="color:
#888888;"><span
style="color:rgb(106,168,79)"><b>Sun Catcher</b></span><br>
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style="background-color:rgb(255,255,255)"></span></span></span></span></b></span></span></span></span></span></span></span></span></span><span><span><span
style="color:
#888888;"><span
style="color:rgb(0,0,255)"><b><span style="font-size: 8pt;"><i>NABCEP
Certified
Solar PV
Installer\u2122<br>
</i></span></b></span></span></span><span><span><span
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style="color:rgb(68,68,68)"><span
style="background-color:rgb(255,255,255)"><span
style="font-size: 10pt;">Solar Electric Systems Sales & Service<br>
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style="color:rgb(180,95,6)">802-272-0004</span></span></span></b></span></span></span></span></span></span></span></div>
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