Forum Discussion
owenssailor
Sep 21, 2015Explorer
Some simple facts:
Fully charged batteries are happier in very cold temps than in warm environments. The self discharge rate is very low in freezing conditions. For more than 30 years I have left the batteries on my sailboat over the winter here in Ontario. Fully charged in Nov. See them again in April. Make sure there is absolutely no load on the batteries. They have always been fine. Most boaters here leave their batteries in the boat.
Fully charged batteries are happier in very cold temps than in warm environments. The self discharge rate is very low in freezing conditions. For more than 30 years I have left the batteries on my sailboat over the winter here in Ontario. Fully charged in Nov. See them again in April. Make sure there is absolutely no load on the batteries. They have always been fine. Most boaters here leave their batteries in the boat.
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