# Quick Answer: How much battery power do I need for my camper?

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## How many batteries do you need to power a camper?

Most of your RV applications require 12v current, so you’ll need two 6v batteries connected in series to generate those 12 volts. If one of those 6v batteries go bad, you’ll have no usable power.

## How much power do you need for a camper van?

Most campervans will use a minimum of 2.16 kilowatts of electricity throughout a 24-hour period. A campervan will need to store 2163 watt-hours of electricity to run the most basic amenities, including a regular smartphone, a 12V compressor refrigerator, and a standard microwave oven.

## How long can a camper run on battery?

Travel trailer house batteries typically last 2-3 days if you are utilizing the normal functions of your RV such as the water pump, heater, lighting, and refrigerator. If you are able to conserve energy or have larger batteries, you will be able to get 6-7 days of battery life.

## How do I calculate battery needs?

For example, say you want to run a 250 watt 110VAC light bulb from an inverter for 5 hours. Amp-hours (at 12 volts) = watt-hours / 12 volts = 1470 / 12 = 122.5 amp-hours. If you are using a different voltage battery the amp-hours will change by dividing it by the battery voltage you are using.

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## How long will a 12v battery last in an RV?

When the RV is not plugged in, that electricity usually has to come from batteries. Under normal use conditions – lights, propane refrigerator, charging phones etc and water pump, a 12v battery will last 2-3 days.

## Will my RV fridge run off battery?

You may be asking yourself will RV fridges work without battery, and the answer, unfortunately, is no. … While the battery is mainly used to power the front thermostat and control panel, the front LEDs, and any other added features, the refrigerator is not able to run without these.

## Are 6 volt RV batteries better than 12 volt?

Because most 6 volt batteries have a higher number of amp hours for each battery, it makes sense to purchase two 6 volts and wire them in a series – that gives you 12 volts, meeting your electrical system’s needs. The 6-volt batteries last longer than most 12 volt ones, and they are lighter, as well.

## How long will a 12v 12Ah battery last?

This graph for a sample 12v 12Ah Sealed Lead Acid battery shows how long it can power devices of various amperage. We can see here that when connected to a 12 amp device the battery will last about 40 minutes before the voltage drops below 10, at which point the device will probably cut off.

## How many amps do I need to charge a 12-volt battery?

A 12-volt automotive battery, for instance, takes a while to charge. In fact, fast charging for this kind of battery is not recommended. 10 amps are the recommended current.

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## How many amps is a 12-volt deep cycle battery?

You can use one 12-volt 24 group deep cycle battery that provides 70 to 85 AH. You can use two 12-volt 24 group batteries wired in parallel that provides 140 to 170 AH. Parallel wiring increases amp hours but not voltage.

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