Connect the other end to the negative terminal of the second 12 volt battery. Two or more 12 volt batteries wired in parallelpositive to positive negative to negativeis still a 12 volt system.
Charging A Trolling Battery From Your Outboard
2 12v batteries to make 24v. If the electrical device is a 24 volt trolling motor the battery will only provide the motor with 12 of the 24 volts of electricity it needs to start the boat. Due to the volume of 12v power supplies available because file servers mostly use 12v power supplies they are really inexpensive and easy to find. Adding the additional battery add a second 12 volt battery to the circuit. 24v power supplies are expensive and hard to find. How to make a 12 volt battery 24 volts. Several people that know i sell 12v power supplies have asked about 24v power supplies.
If you are simply replacing a 24 volt battery with 2 12 volt batteries and the batteries are reasonably well matched same manufacturer size ratings ideally same date code then you are good to go. Connect one battery cable to the positive terminal of one of your 12 volt batteries. If that was the original charger it will work just as well charging 2 12 volt batteries in series as it did charging the 24 volt battery. You will be connecting the two adapters in series which combines the voltage of the two adapters into the total of both without increasing the amperage. Two or more 12 volt batteries wired in seriesthe positive terminal of one. By connecting two 12v adapters you can achieve the 24 volts of current you need without the extra cost.
A 24v power supply from two 12v power supplies. You now have two batteries connected in series.
Gallery of 2 12v Batteries To Make 24v
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