Solar savings calculator

Rough payback math from your own bill. No email, no sales call.

System size
Cost after 30% credit
Savings / year
Payback
25-year net savings

Estimates only. Uses an 80% derate, a 30% federal tax credit, and assumes solar offsets ~92% of usage. Get 3 real bids.

WattBarn · free solar savings calculator ↗Free to embed