Home Batteries in Auburn: What to Know
Auburn averages about 15 hours of grid outages a year, which is the main reason homeowners here install storage. A standard 13.5 kWh battery runs your essentials (fridge, lights, internet) for roughly 15 hours and installs for around $15,500 — or about $14,000 after the local rebate of up to $1,500.
On bills, a battery in Auburn saves about $419 a year by storing cheap power and using it at peak times (a $0.10/kWh local peak-to-off-peak gap), or roughly -$6,205 over 15 years. Note: the 30% federal battery tax credit expired at the end of 2025, so Maine state and utility programs are now the main incentives. The local utility is Central Maine Power. Most homeowners buy storage for resilience first — the bill savings are a bonus.
Cost & Backup Breakdown
Standard 13.5 kWh battery in Auburn
15-Year Bill Savings Projection
Time-of-use arbitrage only — the backup/resilience value is on top of this.
Available Rebates
Common Questions
How much does a home battery cost in Auburn?
A standard 13.5 kWh home battery in Auburn, Maine costs about $15,500 installed, or about $14,000 after the state/utility rebate of up to $1,500. The federal 25D battery credit expired December 31, 2025.
How much backup power does a battery give in Auburn?
A 13.5 kWh battery runs a Auburn home's essentials for about 15 hours. Auburn averages roughly 15 hours of grid outages a year, so a single battery covers most events.
Will a battery save money in Auburn?
On time-of-use bills, a 13.5 kWh battery saves about $419 per year in Auburn — around -$6,205 over 15 years. Most Auburn homeowners buy a battery primarily for backup power; the bill savings are a bonus.
Compare Battery Costs Near Auburn
Planning other home-energy upgrades?
Solar, batteries, heat pumps and EV chargers all work together. Run the numbers on the rest of your electrification plan: