17 solar calculators and a System Designer
Size every part of a system from the figures you enter, and check it against your
own equipment library. SolarPro never guesses: if a figure is missing, it says so.
Send a finished design straight to a quotation.
Electrical loadMotor startupInverter sizing
Battery sizingPV arrayMPPT and strings
Cable sizingCable size for a job
Battery series/parallelPanel series/parallel
Battery charge timeBackup time
System cost and priceMargin and markup
Generator sizingProtective devices
Return on investmentSystem Designer