How to Wire Two 12 Volt Batteries Together?

Answer There are two methods to connect two 12 volt batteries. The series connection adds the voltage of both 12 volt batteries for a total of 24 volts. In a parallel connection, the voltage remains the s... Read More »

Top Q&A For: How to Wire Two 12 Volt Batteries Together

How do i wire up 12 volt batteries?

Wire in SeriesWire 12-volt batteries in series to increase voltage. Place a jumper wire on the first battery's negative pole. Attach the other end of this jumper wire to the positive terminal on th... Read More »

How to Wire 2 12 Volt Batteries in Parallel?

There are essentially two different and distinct ways to wire 12 volt batteries. One of the ways is called wiring in sequence, and the other way is called wiring in parallel. When batteries are wir... Read More »

How do I wire 2 12 volt batteries in parallel?

Use Identical BatteriesMake sure the batteries are the same capacity and use type. Connecting different types of batteries can cause shortened working life of the batteries, fire or explosion.Conne... Read More »

How to Wire Two 12-Volt Marine Batteries in Parallel?

If your boat batteries discharge too quickly, adding a second battery can help. By having 12-volt batteries connected in parallel, they both can be charged by a single alternator while still provid... Read More »