24 Volt System With 2 Batteries

How to wire two 12 volt batteries to make 24 volts please nate.

24 volt system with 2 batteries.

Batteries used in this manner must be identical. However finding a 24 volt trolling motor battery is not the easiest task. Jump starting a 24 volt system from a 12 volt system won t work if only one 12 volt battery is available but if the 12 volt truck has two batteries it becomes possible to produce a 24 volt supply. Thanks for any response jim.

The motorhome has a 24 volt starting battery configuration. If your boat has a 24 volt battery system it probably has two 12 volt batteries that are wired together so that the negative post of the first battery connects to the positive post of the second battery. Depending on how you wire a two battery 12 volt system the result can be a 12 volt system or a 24 volt system. Orientate the vehicles so their batteries are as close to each.

The battery system is connected as in this diagram which is the most common setup for 24 volt systems in trucks and buses. Cars trucks rvs and motorhomes run dual 12 volt batteries for various reasons. If both batteries have 20 ah then this serie. If your charger is small enough to be carried aboard your boat you can leave these cables in place since the charging procedure requires it.

Therefore many people choose to skip the headache of searching for a 24v battery and run two 12v batteries in parallel. Position the 12 volt truck as close to the 24 volt truck as possible. The 24 volt charger is connected to the negative on battery 1 and positive on battery 2 inputting 24 volts to the series battery bank. If this is the same way your 24 volt system is connected.