PV Calculator

PV efficiency decreases over time, up to 80% in 25 years.

Price of electricity is not constant. It may rise, it may fall.

The calculator assumes PV production is at most equal electricity your usage.

The model used assumes money saved on electricity is put in a savings account or is used to pay of a loan needed to buy the PV system

There might be bugs. If you find one, contact pvcalc@zmooc.net