You do not need three 12 volt batteries to get 24 volts, all you need is two batteries. So I assume by using three batteries you want to increase the amperage. Wire two of the batteries in series and then wire the third battery to the second battery in parallel and you will have 24 bolts. Or you can just wire two 12 V batteries in series to get 24 V.
wire it in series
Depends on the battery size. If your boat is a 12 volt system and you wire two 12 volt batteries in series you then have 24 volts. If the batteries are 6 volt batteries you will be fine. If you have a 12 volt system on your boat and want to use two batteries then wire two 12 volt batteries in parallel. You will still have 12 volts but will have double the amperage available and this will extend the running time of the batteries.
Connect three 12 volt batteries in series. You will triple the amperage but the volts will remain at 12. Click the link
Yes, series the two batteries to produce 12 volts. Tap off of the two end terminals for the 12 volts. Tap off of the series jumper for the 6 volts of one of the batteries. The two 6 volt batteries can not be paralleled in this connection as they will short out.
You hook them in parallel pos to pos and neg to neg.
To get 24 volts from two 12 volt batteries, hook the positive post from one battery to the negative post of the other.
in parallel pos to pos neg to neg might want to use an isolator
Four D batteries in series produce nominally 6 volts (1.5 volts per cell). A 12-volt supply may damage the machine built to run on 6 volts.
Modern automobile batteries are 12 volts.
they are 12 volts
You must hook them up in series. You will need four 12 volt batteries to do this.
Yes, but know that when connected in series you will increase the voltage but the amps will stay the same as one battery. If you wire them in parallel you increase the amps but the voltage stays the same. Example: Connect two 12 volt batteries in series and you then have 24 volts with the same amperage as one battery. Connect two 12 volt batteries in parallel and you will have 12 volts but the amperage will double.