Batteries for adult toy.
I've set up my boat for 2 batteries, one for starting and one for running the anchor light and radio when not underway. Since you are battery geniuses I thought I ask for opinions. It's time for n...
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It would depend somewhat on the demands of both. How big an engine are you starting? I have had a couple of old cruisers in the old days; a 24' Bellbuoy with the "Volvo" engine--really a GM 350, and a 28' Chriscraft similarly powered. I ran a pair of group 27 "Marine Deep Cycle" batteries using a manual battery switch. 1, 2, , BOTH and OFF. Battery one was the engine battery, 2 for all the 12V loads (power anchor windlass on the Chriscraft). Batteries lasted me about three years due to the difficulty of staying on top of the charging during the off season.
