We need your approximate location, so we can give you accurate solar irradiance figures for your area. To protect your privacy, your exact co-ordinates are not recorded.
Please select a location on the map
In which direction will your panels be facing? The ideal direction is South in the Northern hemisphere and North in the Southern hemisphere.
Many residential roofs are around 22°. Steep roofs can be up to 45°
Your electricity consumption in Units (kWH) will vary according to the season and your usage patterns, but just input a figure that is an average monthly use.
How many hours of battery backup do you want when there is no solar or grid power available? Select 0 if you don't need battery backup.