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How Many Solar Panels & Batteries Do You Need For Your Off-Grid System?

solar panels batteriesHow do you figure out how many solar panels you need on your home? If you are just trying to run lights and maybe a refrigerator, it is not too hard to determine the number of panels and batteries yourself.

So how do you figure out how many solar panels and batteries you need? The first step is to determine how much power the appliances and lights you intend to run draw. There are a couple of ways to determine this. The wattage of a UL listed/approved appliance can usually be found near the AC power cord. This may be in amps or watts.…

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