Home Battery Storage Payback Calculator
Compare home battery options side by side. Calculate your payback period, NPV, IRR, and total savings with solar + storage.
Configure Your System
Time-of-Use Rates
Incentives & Degradation
Backup Power Value
Payback Period
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10-Year NPV
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20-Year NPV
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Effective IRR
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Annual Savings Breakdown
Peak Shaving Savings
$0/yr
Shifting solar to peak hours
Backup Power Value
$0/yr
Outage protection value
Net Cost After Incentives
$0
After federal & state credits
Cumulative Cash Flow Over Time
Battery Degradation & Annual Savings
| Year | Capacity (kWh) | Peak Savings | Backup Value | Total Savings | Cumulative |
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Compare Up to 3 Batteries
Select batteries to compare side by side with your current TOU rates.