That s way in some cases.
Charging 24 volt system with 12 volt charger.
Some 24v systems actually employ a series of linked 12v or 8v batteries.
As we learned in basics of electricity current always flows from higher potential to lower potential.
The batteries look like this.
I ve already tried connecting them and in the second picture is the only way that the battery charger will actually charger it will not charge any other way that i connect them.
While most vehicles use a 12 volt 12v electrical system many buses and some boats utilize a 24 volt system.
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.
The 24v systems that employ 12v batteries can be recharged with a 12v alternator by simply being plugged in like any other 12v battery.
It s a 24 volt system but it s actually two 12 volt batteries tied together.
Cars trucks rvs and motorhomes run dual 12 volt batteries for various reasons.
No you can not.
There are many options available to purchase but i would stick with a marine option that is designed to be in wet environments.
1 16 of over 1 000 results for 24 volt solar charger price and other details may vary based on size and color solperk 30w 24v solar panel solar trickle charger solar battery charger and maintainer suitable for automotive motorcycle boat atv marine rv etc.
As far as charging boat batteries on the water test your system on land and always use the correct size fuse and proper gauge wires safety.