Live Independent Of The Energy Grid

Off-grid living with long-lasting, cost effect solar energy storage

Off-grid living is becoming an increasingly viable choice for those looking for an eco-friendly way to live self-sufficiently. At Fortress Power we have helped thousands of homes achieve grid independence with affordable and reliable solar storage systems. 

Whether you are looking to go off-grid with Solar and Battery storage or are interested in adding Battery Storage to an existing PV system, one of our certified installers can help.

Fortress Power Batteres Longer Lifespan and Lower Cost per kWh

How does off-grid solar storage work?

Using off-grid solar storage systems allows you to have all the convenience that electricity offers without having to run power lines out to a remote property that may be prone to outages.

Solar panels first convert solar energy or sunlight into DC power using what is known as the photovoltaic (PV) effect. The DC power can then be stored in a battery or converted by a solar battery inverter into AC power which can be used to run home appliances.

Fortress Power Envy True 12 One Line Diagram
Energy Grid Independence

Why Choose Fortress Power?

Fortress Power products use the latest cell technology that provides higher efficiency and a longer life span than other systems. The chart below compares the Fortress Power Lithium Iron Phosphate solution to other systems on the market.
Fortress Power Solution
Other Lithium-ion Solutions
Lead Acid
ApplicationsBackup Power, time of use, self-consumption, and off-gridBackup Power, time of use, self-consumption, and off-gridBackup PowerBackup Power
Depth of Discharge100% 100% 50%N/A
Battery ChemistrySafe TechnologyPotential thermal runway or firingRisk of harmful gasses Environmental Pollution
Life Cycles8,000+ (15+ years) 3,000 500-1,000 N/A
Warranty10 years 10 years 6 months 2 years
Fuel cost $0$0$0$70-$130 per day
MaintenanceNoNoEvery 6 months Yes
Energy Cost ($/kWh)0.14 0.300.650.50

Ready to get started?

Complete the form below to connect with a
Certified Fortress Power Installer

Which Fortress Power product you are interested in?*
Select 1 or more