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Power Supply Question

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Old Jun 27, 2016 | 01:10 PM
  #1  
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Rick Cargo
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Power Supply Question

I have a power supply/maintainer on my '98 Weekend Warrior. This unit doesn't do very well at charging the batteries because I have to replace the deep cycle batteries every 2-3 years. I use a ProMariner Pro Sport 20 Gen 3 battery charger/maintainer for all 3 group 31's on my bass boat at it does very well. What's to say that I use the ProMariner 12 Gen 3 in my trailer? It charges the batteries and then goes in maintenance mode and eventually float mode. My current unit only has one set of leads to one of the two batteries and the 12 volt system runs off of the battery. The Pro Sport 12 has two sets of leads, one set for each battery. It has demand charging technology. Asking for feedback. Thank you.
promariner-prosport_zpsgsx8nf31.jpg?t=1466964551
 
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Old Jun 27, 2016 | 01:44 PM
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Rick,

What power converter do you have in your Warrior? There are so many things that can affect battery life, whether the batteries are watered regularly, how they are cared for in the winter, etc., but you also have a converter that is past its theoretical lifespan. I wonder what it is actually putting out.

Steve

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Old Jun 27, 2016 | 06:38 PM
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Another thing is when you are "maintaining" the batteries, are there multiple batteries connected together in parallel? Better to separate them when they are being maintained. A slight difference in voltage between them, and they start to feed/suck each other
 
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Old Jun 27, 2016 | 06:47 PM
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Its a Pro Source brand battery charger/power supply. It plugs into a 120V outlet and feeds one set of lines to one battery. There's nothing else between the batteries and that 120V outlet. This Pro Sport 12 has two sets of lines going to the batteries, one set for each battery. The only things on my WW that are 12V are the lights, water pump, forced air heater fan, and a fart fan in the bathroom.
 
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