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# How do I connect 12-volt batteries in series?

## How do I connect 12-volt batteries in series?

To connect a group of batteries in series you connect the negative terminal of one battery to the positive terminal of another and so on until all batteries are connected, you would then connect a link/cable to the negative terminal of the first battery in your string of batteries to your application, then another …

How to connect two 12 volt batteries and still have 12V?

How can I connect two 12v Battery but still have 12v? There are two ways to wire up two batteries. One way doubles the volts of the two batteries and the other keeps the same amount of volts. In parallel the voltage stays the same and in series it is doubled. Check out the diagram for more info.

### Can a 6 volt battery be connected in series?

In theory a 6 volt 3 Ah battery and a 6 volt 5 Ah battery connected in series would give a supply of 12 volts 3 Ah (the capacity of the weaker battery always restricts the circuit) and if you did so it would work and nothing would explode (to start with).

What does it mean to connect batteries in series?

For more information on wiring in series see Connecting batteries in series, or our article on building battery banks. The basic concept is that when connecting in parallel, you add the amp hour ratings of the batteries together, but the voltage remains the same. For example:

#### Can you hook up a 12V radio to a 24 volt system?

I nstalling 12v radios into 24v system is filled with hazards. People who connect their radios across the high side battery wonder why they smoke when they hook up the antennas. Here’s the key. In a HMMWV or any 24 volt system you have 2, 12v batteries connected in series to give you 24 volts.

How do you connect two batteries in parallel?

To join batteries in parallel, use a jumper wire to connect both the positive terminals, and another jumper wire to connect both the negative terminals of both batteries to each other. Negative to negative and positive to positive. You CAN connect your load to ONE of the batteries, and it will drain both equally.

## How do you parallel two car batteries?

Take two batteries and connect them in parallel. Take another set of batteries and wire them together in parallel as well. Finally, take a jumper wire and bridge the positive terminal of one parallel connection to the negative terminal of the second parallel battery pair.

What are parallel batteries?

Parallel Batteries. When positive terminals of all cells are connected together and similarly negative terminals of these cells are connected together in a battery, then the cells are said to be connected in parallel. These combinations are also referred as parallel batteries.

Ruth Doyle