Taking Care of Your 12-Volt Lead-Acid Battery Bank

Lithium batteries are making their first tentative inroads, but until lithium becomes standard in our marine operations, we’ll be depending on tried-and-true lead-acid 12-volt batteries. Here’s a quick-hit look at proper care and feeding.

By
Timothy Cole
-
Published:
7
Many electrical problems can be traced back to an improper ground. If something fails, go there first. (Photo by Smith Collection/Gado/Getty Images)

Marine boat batteries can fail due to various reasons, and understanding these potential failure modes is crucial for ensuring their reliability. Here are some common ways 12-volt lead-acid marine batteries can fail:

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Taking Care of Your 12-Volt Lead-Acid Battery Bank
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Timothy Cole
Timothy Cole
Tim Cole is the chief content officer of Belvoir Media Group, which has published Practical Sailor since 1975. He is a licensed 50-ton U.S. Coast Guard captain.

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