A quick and accurate solar design software
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Computation of losses in solar wires :
Calculator : AC and DC electrical wire voltage drop and energy losses
Simulation software for solar hot water solar systems (only in german)
Free online calculation and simulation of solar photovoltaic electrical power in Europe, Asia and Africa
Solar electricity simulator : free worldwide online calculation of solar photovoltaic power
EASYSOLAR solar software 7 days trial for free
Solar photovoltaic applications for smartphone and tablet