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Lithium battery campervan

How Much Solar Do You Need

Expedition Upfitter is a proud distributor of Go Power Solar Products.

We are often asked, "how much solar do I need?".

"I have two lithium batteries and three panels on my roof, how long will this appliance run for?".

Or even "What do you suggest?".

These are questions that you'll have to figure out for yourself. Here are the steps and documents to help you figure this all out.

Go Power! has a number of ways to help you find the right system for your RV, van, boat or work truck. Our online Calculator, Simple Sizing Chart or Solar Sizing Worksheet will provide you with Go Power! Mobile power equipment recommendations based on your specific power usage.

Simple Solar Sizing

AC DC appliance searchStep 1: Identify the DC and AC power appliances and # of hours each runs / day.

Using the tables on the Solar Sizing Sheet, start adding up your daily power draws. Click here to download our Solar Sizing Worksheet




calculatorStep 2: Calculate the Total Weekly Amps

Multiply total amp hours per day by the number of days per week (i.e.: weekend camping: multiply total amp hours x 2 days, full-time camping: multiply total amps per day x 7 days).


Step 3: Match your Total Weekly Amps with a product

Find your perfect solar solution!

The values on our Solar Sizing Worksheet assumes typical power output is based on 6 hours charging per day and will vary at different times of the year, by location, and with varying weather conditions. For more accurate sizing, including using your location, click here to visit our online calculator tool. 

Great, now you have the information you need! Check out our ever changing & growing list of solar products here!


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