Battery Storage Cost in Massachusetts
Home battery prices, incentives, and solar+storage savings for Massachusetts homeowners in 2026.
Massachusetts Battery Storage Overview
The average cost of home battery storage in Massachusetts is $1114 per kWh of storage capacity. A typical 10 kWh system costs approximately $11,140 before incentives, or $7,798 after the 30% federal Investment Tax Credit (ITC).
Even with 3.8 average peak sun hours, Massachusetts homeowners can achieve 50-70% grid independence with a well-designed solar-plus-storage system. Battery storage maximizes the value of every kilowatt-hour generated by storing surplus solar for use when the sun isn't shining.
Massachusetts Battery Incentive
ConnectedSolutions program pays homeowners up to $1,500/year for allowing the utility to dispatch stored energy during peak demand events, significantly improving battery payback.
Popular Battery Systems in Massachusetts
| Battery System | Capacity | Power | Installed Cost | Warranty |
|---|---|---|---|---|
| Enphase IQ Battery 5P | 5 kWh | 3.84 kW | $6,000 - $8,000 | 15 years |
| Franklin WholHome | 13.6 kWh | 5 kW | $13,000 - $16,000 | 12 years |
| SolarEdge Home Battery | 9.7 kWh | 5 kW | $10,000 - $13,000 | 10 years |
| Generac PWRcell | 18 kWh | 4.5 kW | $12,000 - $20,000 | 10 years |
Solar + Battery Storage in Massachusetts
Solar Only
- Export excess to grid during the day
- Buy power from grid at night
- No backup during outages
- Savings depend on net metering rates
Solar + Battery
- Store excess solar for nighttime use
- Additional 20% savings vs solar alone
- 7+ hours backup power
- Massachusetts has high time-of-use rate differentials, making battery storage highly valuable for peak shaving. Homeowners can save $50-$150/month by charging batteries during off-peak hours and discharging during expensive peak periods.
Battery Storage FAQ - Massachusetts
The average cost of home battery storage in Massachusetts is $1114 per kWh. A typical 10 kWh system costs $11,140 before incentives, or $7,798 after the 30% federal tax credit. Massachusetts also offers additional state incentives.
Popular battery systems in Massachusetts include Enphase IQ Battery 5P, Franklin WholHome, SolarEdge Home Battery, Generac PWRcell. The best choice depends on your backup needs, budget, and whether you have existing solar panels. The Tesla Powerwall 3 is the most popular choice nationally due to its high power output and competitive pricing.
Yes, Massachusetts offers battery storage incentives: ConnectedSolutions program pays homeowners up to $1,500/year for allowing the utility to dispatch stored energy during peak demand events, significantly improving battery payback. In addition, the 30% federal ITC applies to all battery installations with 3+ kWh capacity.
A typical home battery in Massachusetts can provide 7+ hours of backup power for essential loads like lights, refrigerator, WiFi, and phone charging. For whole-home backup during extended outages, you may need multiple batteries or a larger system like the Generac PWRcell.
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