Frauenhofer pv report says 4 months to 3 years EPBT depending on travel distance, grid losses (both in manufacture and generation) and install location. If you

Frauenhofer pv report says 4 months to 3 years EPBT depending on travel distance, grid losses (both in manufacture and generation) and install location. If you install on a single axis tracker in Chile and use the energy DC then 2 months is believable. These lose about half the light, so up to six years assuming the decorative tile part is negligibly higher carbon than what would go there anyway.