This calculator helps you size the solar panel(s) and charge controller(s) needed for your system.
Determine the Solar Exposure for Your Site
You need to determine the average number of sun-hours per day during the
least sunniest month of the year (not the whole year).
Select the State-City
Closest to your location (currently only US states are provided)
enter the average sun-hours for your location.
You can use this world
map of solar insolation values to determine an estimate of sun-hours
for your location.
Determine How Many Solar Panels You Need in Your Array
How many solar panels do you need? That depends on the panel you
Select the wattage of the
panel your interested in, and see the results below:
watts per panel
You will need
panels for a total of
Sizing your Solar Charge Controller
You will need a charge controller that can handle amps
Sizing a charge controller can be complex, the above answer is a conservative estimate. Please feel free to call us to find a more accurate fit for your needs.
Now that you have sized up the system that fits your needs, call
our Knowledgeable Sales Folks at 800-320-9514 and let them help you find the
exact products for your system.
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2014 altE Store, Inc. - www.altEstore.com