Location: Marine Batteries Home

Marine Batteries

We take marine batteries seriously, and we want you to know how treat your marine batteries right. We want you to have a good time on the sea or lake this weekend. We appreciate and applaud that you are here learning about your battery and electrical systems so you are able to operate them more effectively.

Every boat owner knows that the engines and the batteries are there to get you where you want to go. When your battery isn't able to start those engines, trouble ensues, and quickly. This website is here to help you select the right batteries for your marine application, upgrade the batteries on your boat to a larger size, or just answer some of the frequently asked questions regarding marine batteries.

Please select one of the following topics to continue:

Battery construction;
AGM Batteries
Gel Batteries
Flooded batteries

Selecting the right Marine Battery for you.
AGM batteries vs Flooded batteries
Flooded batteries vs Gel Batteries
AGM batteries. Vs Gel Batteries

Deep cycle vs Starting Batteries - the wrong one WILL leave you stranded!

Caring For Marine Batteries - Keep them Charged so they can run your life and other battery rules.
Marine Battery Charging Phases Explained - Charge your batteries correctly.

Upgrading your boat with another battery for more power - 101
Upgrading your boat to dual battery banks - 201
Upgrading your boat to isolated starting and deep cycle systems - 301
Adding Shore Power and Battery Chargers to your Marine Setup part 1 401
Adding Shore Power and Battery Chargers to your Marine Setup part 2 402


This Marine Battery website shows you how to electrically hook up circuits, install batteries, and run wires for your marine application. You as the consumer are assumed to be using this marine battery information site as a reference tool. The marine battery information herein has been checked, but is not warranted.