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Q: How can i get 16 volts from two 8 volt batteries?
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Can you use a 3.5 amp charger to charge a 12 volt battery?

You can charge a 12 volt battery with a 6 AMP charger. The amount of amps put out by the charger is actually the rate which the power flows out from the charger, not the amount of volts it will charge. Volts and Amps are two different things. You can't charge up a 12 volt battery all the way, using a 6 volt charger. You can charge a 12 volt battery with a 12 volt charger rated at '6 amps'. It will charge the battery faster than a 2 amp charger will, but it will take longer than using a 12 amp charger. You probably don't want to use anything higher than a 12-16 amp charger for charging a 12 volt battery. Some chargers are equipped with a 60amp boost charge that is used for starting the vehicle, without having much of a charge in the battery. You DO NOT want to attempt charging a battery with it set to a 60amp boost charge. That is for starting vehicles only and could damage your battery. Keep in mind that the lower the amps are, that you use to charge the battery (1-2amps), will result in the charge lasting longer without recharging it, than if it was charged up at a higher setting (12-16amps).


Can you power a 12 volt dc indicator light from a 16 volt ac door bell transformer?

No, the 12 VDC light must have a DC supply and the transformer voltage as well as being 16 volts which is too high, the output is AC.


Would a 20amp breaker hold 2 110 volts?

You don't provide enough information to answer your question specifically. If the 20 A breaker is providing 110 Volts it can handle 20 Amps for a time. For continuous use you don't want to exceed 16 Amps. As long as your two 110 Volt devices draw less than a total of 16 Amps when you add the current rating of each device, then you are okay.


Can you use a 16 volt charger for 18.5 volt laptop to be more specific a 16V 4.5A AC adapter for a laptop requiring 18.5V 3.5A?

No, the charger will never get the battery up to a full charge. Usually chargers for equipment are about 1.5 volts higher that the device it is to charge.


What is the amperage of a standard power outlet in China?

10 amps 250 volts or 16 amps 250 volts.

Related questions

Can two 8 volt batteries make 16 volts?

Yes, if you connect the two batteries in series. You will then have 16 volts, but the current will stay the same as if you only had one battery connected.


What is the max voltage on a car battery?

Car batteries are either 6 or 12 volt, semi trucks are 24 volt. However a good alternator will put out between 13.5 to 16 volts.


How much volts used in truck batteries?

parallel you get the same 12 volt just the amperage goes up, series tho the volts double so DO NOT use a 16 volt alternator or double the battery voltage for today's vehicles or end up having the most expensive yard ornament


How much voltage does a battery produce?

Depends on the battery but they are current sources as opposed to voltage sources Standard AA, AAA, C and D batteries all give 1.5 volts each, but rechargeable NiMH batteries are often 1.2 or 1.25 volts.


How do you get 12 volt output from 24 volt battery circuit?

I'm assuming you want dual batteries for increase amps /hour off road use.If you want to get 12 volts out of 2- 12 volt batteries you will be wiring them in parallel. Wiring batteries in "Parallel" increases there combined Amp/hour capacity, but their voltage stays the same. Battery 1 Positive, to Battery 2 Positive, and Battery 1 Negative to Battery 2 Negative is Parallel wiring, retaining the voltage rating of either one of the batteries. I suggest adding a "Battery Cut-Off Switch" in the circuit.Try doing it outside your vehicle and use a multimeter set to DC volts and test for 12-16 volts (higher readings would require it be on a charging system).If you do this wrong and do not test it first YOU MAY FRY your vehicles wiring system by overloading the 12 volt system by running 24 volts through it.


Why does volt meter on 85 Chevy sudenly go 16 volts?

The voltage regulator inside the alternator is bad.


Can you use a 3.5 amp charger to charge a 12 volt battery?

You can charge a 12 volt battery with a 6 AMP charger. The amount of amps put out by the charger is actually the rate which the power flows out from the charger, not the amount of volts it will charge. Volts and Amps are two different things. You can't charge up a 12 volt battery all the way, using a 6 volt charger. You can charge a 12 volt battery with a 12 volt charger rated at '6 amps'. It will charge the battery faster than a 2 amp charger will, but it will take longer than using a 12 amp charger. You probably don't want to use anything higher than a 12-16 amp charger for charging a 12 volt battery. Some chargers are equipped with a 60amp boost charge that is used for starting the vehicle, without having much of a charge in the battery. You DO NOT want to attempt charging a battery with it set to a 60amp boost charge. That is for starting vehicles only and could damage your battery. Keep in mind that the lower the amps are, that you use to charge the battery (1-2amps), will result in the charge lasting longer without recharging it, than if it was charged up at a higher setting (12-16amps).


How many amps in four C batteries in series?

C batteries use 1.5 volts. The number of amps depends on what device it is hooked up to. An average for four C batteries would be about 16 amps.


Can you power a 12 volt dc indicator light from a 16 volt ac door bell transformer?

No, the 12 VDC light must have a DC supply and the transformer voltage as well as being 16 volts which is too high, the output is AC.


How many volts does a 2002 mercury grandmarquis need to run?

With the engine running check the voltage at the battery post with a volt meter. You should have from 13.5 −16 volts. Any less and the alternator is bad.


We have a gauge on our race car that requires 12 volts of power.Our cars battery is a 16 volt battery. Do we need to step down the voltage going to the gauge so it does not burn out?

Are you SURE your car is 16 volt?? I've seen 6 volt systems and 99.9% of the cars are 12 volt. So double check you numbers. I have NEVER seen a 16V battery in a car.


How many volt of battery is used in laptops generally?

Depends on the brand and model laptop. Can be anything from 10 to 16 volts. You must buy a battery that is specific to your laptop.