Self-Consumption Rate Calculator

Estimate how much of your solar production you use directly vs. export to the grid.

Usable capacity, enter 0 for no battery
What you pay for grid power
What grid pays for exports
If charging during solar hours

Self-Consumption by Load Profile

Profile Base Rate With Battery
Home - Daytime50-70%70-90%
Home - Evening25-40%60-80%
Commercial60-80%80-95%
Industrial40-60%70-85%

Key Definitions

Self-Consumption Rate: % of solar production used on-site

Self-Sufficiency: % of total consumption from solar