Contemporary home with rooftop solar system in Great Falls, Montana - Battery Storage

Battery Storage Cost in Great Falls, MT

Home battery prices, backup power options, and solar+storage savings for Great Falls homeowners.

$1090
Cost per kWh
$10,900
Avg 10kWh System
$7,630
After 30% ITC
8+ hrs
Backup Power

Great Falls Battery Storage Cost Overview

Home battery storage in Great Falls, MT costs approximately $1090 per kWh of storage capacity. A typical 10 kWh battery system costs around $10,900 before the federal tax credit, or $7,630 after the 30% ITC.

Montana receives 4.5 average peak sun hours daily, enabling solar-plus-storage homeowners to achieve 60-80% grid independence. Battery storage captures daytime solar overproduction for use during evening peak hours, reducing grid dependence year-round. When paired with solar panels, Great Falls homeowners can save an additional 14% on their electricity costs compared to solar alone.

Popular Battery Systems in Great Falls

Franklin WholHome

12 years warranty
Capacity
13.6 kWh
Power
5 kW
Installed Cost
$13,000 - $16,000
Chemistry
Lithium Iron Phosphate

SolarEdge Home Battery

10 years warranty
Capacity
9.7 kWh
Power
5 kW
Installed Cost
$10,000 - $13,000
Chemistry
Lithium Iron Phosphate

Generac PWRcell

10 years warranty
Capacity
18 kWh
Power
4.5 kW
Installed Cost
$12,000 - $20,000
Chemistry
Nickel Manganese Cobalt

Tesla Powerwall 3

10 years warranty
Capacity
13.5 kWh
Power
11.5 kW
Installed Cost
$12,000 - $14,500
Chemistry
Lithium Iron Phosphate

Solar + Battery for Great Falls Homeowners

Pairing solar panels with battery storage in Great Falls can increase your energy savings by 14% compared to solar alone. While Montana has relatively moderate electricity rates, battery storage still provides peak shaving value of $15-$40/month for homeowners on time-of-use plans, plus the added benefit of backup power during outages. Plus, you get 8+ hours of backup power during outages.

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House with solar panels in residential area in Great Falls, Montana - Battery Storage

Battery Storage FAQ - Great Falls, MT

A home battery in Great Falls costs approximately $1090 per kWh of storage. A 10 kWh system costs about $10,900 before incentives, or $7,630 after the 30% federal tax credit.

Popular options for Great Falls homeowners include Franklin WholHome, SolarEdge Home Battery, Generac PWRcell, Tesla Powerwall 3. The best choice depends on your backup needs, budget, and solar system compatibility.

Battery storage can be a good investment for Great Falls homeowners, especially when paired with solar panels. Adding storage can increase savings by 14% compared to solar alone, plus provide 8+ hours of backup power during outages.

A typical 10-13.5 kWh battery can power essential loads in a Great Falls home for 8+ hours during an outage. This includes lights, refrigerator, WiFi, and phone charging. For whole-home backup, consider a larger system or multiple batteries.

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30%Federal Tax Credit
25+Year Savings
$0Down Options