Off Grid Solar System Battery Calculator

You need two key pieces of information.

Off grid solar system battery calculator.

The lithium batteries we use are purpose built for off grid solar and utilize a special lithium chemistry called lithium ferro phosphate lifepo4 commonly called lfp. You ve purchased a large enough battery bank so that you won t be using it too heavily. Off gridders typically try to make their batteries last a long time since they cost a lot. The off grid solar panel system calculator helps you size the battery bank watts of solar panels and the solar charge controller you need.

The more often you charge and then discharge a battery the shorter its lifetime. The calculator assumes you will need to size your system to get you through average amount of sun light in the least sunniest month of the year for your location. How to calculate battery capacity for solar system off grid. Because of the better efficiency and deeper discharge depth lithium battery banks tend to be only 50 60 of the size of a comparable lead acid bank.

Here are the results of your form submission. Follow the procedures in the article when calculating the required battery capacity of your solar system. This calculator assumes and adds for. A free calculator for sizing the solar battery or solar battery bank of your off grid solar power system.

For off grid systems it s usually expected you ll use the 100 hour rating i e. Energy and days of autonomy.