24 volt vs pair of 12 volt batteries

Gene J. - graduate

I am looking to replace my two 12V lead acid batteries with a Lithium battery setup for my 24V trolling motor. It seems like the cost and weight of one 24V compared to two 12V batteries is very similar. Other than space requirements, are there any other advantages of one setup over the other?

September 4, 2021 08:08:51 AM
Jason Admin - admin

I guess the main advantage to single 12 volts is that you can move your cranking cables over and get the engine fired up if your cranking battery dies (which I've done a # of times).

November 15, 2021 02:17:52 PM
Gene J. - graduate

Thanks Jason. I was leaning toward the two 12V but I wanted to make sure I hadn't missed something!

November 16, 2021 08:26:39 AM
Jason Admin - admin

Yes, this is the biggest issue I can think of. I used to fish a lot at night with green LED strips, livewells and electronics, sitting in the same place on top of bait all night, I was known to run down a cranking battery. Thankfully, my cranking battery cable is long enough to easily switch over one of the trolling batteries, and having been tied to a bridge piling all night, I have plenty of juice to get cranked up and get home. I've run a cranking batteries dead in the summer tournaments as well trying to keep water habitable.

November 16, 2021 08:56:47 AM

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