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<blockquote data-quote="audioholic" data-source="post: 8451669" data-attributes="member: 549629"><p>An isolator is not a relay. A true isolator does what the name implies, it isolates the two circuits, whether the ignition is on or not. Cheap products labeled an "isolator" but merely use a relay, are not an actual isolator, and really have no reason being discussed here. Manipulative marketing strategies do not make an isolator just a big relay.</p><p></p><p>Also, running dissimilar batteries in a circuit can cause problems, and is not recommended. If you dont believe me, check the links below.</p><p></p><p>"Connecting two battery banks of different amp-hour capacity together in series is a bad idea." - <a href="http://www.homepower.com/articles/solar-electricity/design-installation/ask-experts-batteries-series-parallel" target="_blank">ASK THE EXPERTS: Batteries in Series &amp; Parallel | Home Power Magazine</a></p><p></p><p>"We would strongly discourage anyone from connecting batteries in series or parallel applications, if the batteries are not identical in age, size and type." - <a href="https://www.optimabatteries.com/en-us/experience/power-source/can-i-connect-dissimilar-batteries-parallel/" target="_blank">https://www.optimabatteries.com/en-us/experience/power-source/can-i-connect-dissimilar-batteries-parallel/</a></p><p></p><p><a href="https://www.quora.com/What-will-happen-when-we-connect-two-different-batteries-in-a-parallel" target="_blank">https://www.quora.com/What-will-happen-when-we-connect-two-different-batteries-in-a-parallel</a></p><p></p><p>Cheers</p></blockquote><p></p>
[QUOTE="audioholic, post: 8451669, member: 549629"] An isolator is not a relay. A true isolator does what the name implies, it isolates the two circuits, whether the ignition is on or not. Cheap products labeled an "isolator" but merely use a relay, are not an actual isolator, and really have no reason being discussed here. Manipulative marketing strategies do not make an isolator just a big relay. Also, running dissimilar batteries in a circuit can cause problems, and is not recommended. If you dont believe me, check the links below. "Connecting two battery banks of different amp-hour capacity together in series is a bad idea." - [URL="http://www.homepower.com/articles/solar-electricity/design-installation/ask-experts-batteries-series-parallel"]ASK THE EXPERTS: Batteries in Series & Parallel | Home Power Magazine[/URL] "We would strongly discourage anyone from connecting batteries in series or parallel applications, if the batteries are not identical in age, size and type." - [URL="https://www.optimabatteries.com/en-us/experience/power-source/can-i-connect-dissimilar-batteries-parallel/"]https://www.optimabatteries.com/en-us/experience/power-source/can-i-connect-dissimilar-batteries-parallel/[/URL] [URL="https://www.quora.com/What-will-happen-when-we-connect-two-different-batteries-in-a-parallel"]https://www.quora.com/What-will-happen-when-we-connect-two-different-batteries-in-a-parallel[/URL] Cheers [/QUOTE]
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