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05-31-2022, 05:16 PM
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#1
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Senior Member
Join Date: May 2022
Posts: 144
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12v deep cycle vs two 6 volt batteries
I bought a pair of huge 12v deep cycle batteries, not realizing that my old ones were 6v golf batteries. Have not tried to install anything yet.
Should I stick with a 12v deep cycle, or go back and get a pair of 6v golf cart batts?
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05-31-2022, 05:19 PM
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#2
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Senior Member
Join Date: Feb 2022
Posts: 285
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Are the 12 volts RV/marine batteries?
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05-31-2022, 05:21 PM
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#3
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Senior Member
Join Date: May 2022
Posts: 144
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yes
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100 years from now, none of this will matter.
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05-31-2022, 05:26 PM
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#4
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Senior Member
Join Date: Feb 2022
Posts: 285
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They maybe have 80-90 ah capacity. 2 paralleled gives yo 160-180 ah. Golf cart batteries in series would get you over 200 ah. Cheaper too and possibly lighter and less foot print.
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05-31-2022, 05:30 PM
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#5
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Senior Member
Join Date: May 2022
Posts: 144
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Quote:
Originally Posted by Capacitor
They maybe have 80-90 ah capacity. 2 paralleled gives yo 160-180 ah. Golf cart batteries in series would get you over 200 ah. Cheaper too and possibly lighter and less foot print.
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They were connected in series.
This is the batt I just got.
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100 years from now, none of this will matter.
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05-31-2022, 05:33 PM
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#6
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Senior Member
Join Date: May 2022
Posts: 144
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So, are you saying I would be better off with a pair of 6v, than this?
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100 years from now, none of this will matter.
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05-31-2022, 05:41 PM
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#7
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Senior Member
Join Date: Feb 2022
Posts: 285
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If they were connected in series they would produce 24 volts. Looks to be group31 batteries. If you have a sams or Costco 6 volts are around 100 bucks. Those ones you got were probably 130.
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05-31-2022, 05:44 PM
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#8
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Senior Member
Join Date: Jun 2016
Posts: 581
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Quote:
Originally Posted by Capacitor
They maybe have 80-90 ah capacity. 2 paralleled gives yo 160-180 ah. Golf cart batteries in series would get you over 200 ah. Cheaper too and possibly lighter and less foot print.
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My group 29 marine 12 volt batteries are rated at 123 amp-h per battery.
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Jim & Roy Davis
2016 Hurricane 31S
1961 Chev Rampside toad
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05-31-2022, 05:53 PM
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#9
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Senior Member
Join Date: May 2022
Posts: 144
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Quote:
Originally Posted by Capacitor
If they were connected in series they would produce 24 volts. Looks to be group31 batteries. If you have a sams or Costco 6 volts are around 100 bucks. Those ones you got were probably 130.
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The old batteries were connected in series not the new ones. I haven't put the new ones in yet that picture I put up is the new battery
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05-31-2022, 05:56 PM
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#10
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Senior Member
Join Date: Feb 2022
Posts: 285
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If you have batteries like beau388, keep them!
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05-31-2022, 05:57 PM
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#11
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Senior Member
Monaco Owners Club Freightliner Owners Club Holiday Rambler Owners Club
Join Date: Sep 2019
Location: Thornville, Ohio
Posts: 3,689
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I have done it both ways the G-31 or the 2 GC. I think I like the G-31 more. They are designed for a lot less big power surges. Maybe starting your boat motors. The GC are designed for lots of large power surges moving a golf cart for 3 hours.
Last time I did 4 GC batteries. But wished I did the marine G-31.
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Art & Joyce
Thornville, OH
Kia Soul pushing a 36' DP Endeavor
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05-31-2022, 05:59 PM
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#12
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Senior Member
Join Date: May 2022
Posts: 144
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I am just desperately trying to get out of town and want to get something that works so. Looks like I'll just return one of the deep cycles and run on a single one. I don't have Costco or any of that stuff I'm just trying to get out of town and make this thing work.
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100 years from now, none of this will matter.
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05-31-2022, 06:00 PM
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#13
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Senior Member
Join Date: May 2022
Posts: 144
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What about a pair of deep cycle run parallel?
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05-31-2022, 06:03 PM
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#14
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Senior Member
Join Date: Jul 2015
Location: Watertown NY USA
Posts: 6,518
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Quote:
Originally Posted by Capacitor
If they were connected in series they would produce 24 volts. Looks to be group31 batteries. If you have a sams or Costco 6 volts are around 100 bucks. Those ones you got were probably 130.
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I think this point should be cleared up before the OP installs his new batteries.
(Connected in series)
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2002 Fleetwood Storm 30H on Workhorse P32 chassis 8.1 gas.
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