EnergyTools
Battery Analysis

Battery Storage ROI & Payback Analyzer

See exactly how much value a home battery adds to your solar system — with state-specific NEM policy analysis, TOU rate optimization, and incentive-adjusted payback calculations.

Your Details

$

1–25 kW

Enter your state, ZIP code, monthly bill, and solar system size above, then click "Calculate Battery ROI" to see your personalized battery storage analysis.

⚡
Find VPP programs in your state
Now that you know how much you could earn, find actual Virtual Power Plant programs with enrollment links, compensation details, and eligibility requirements.
⏰
NEM expiring? Calculate your timeline
Find out when your net metering grandfathering ends and how much your savings will drop — before it's too late.

Data sources: NEM policy data is manually curated from state regulatory filings and utility tariffs. Battery specs from manufacturer data sheets. Actual savings vary by utility rate schedule, usage patterns, and installation factors.

For detailed incentive and policy information by state, visit the DSIRE Database.