Fortress Power
Fortress Power is a trusted name in the solar energy storage industry, offering high-quality and reliable battery solutions for residential and commercial applications. Their advanced lithium iron phosphate (LiFePO4) batteries provide exceptional performance, with deep cycling capabilities, long lifespan, and enhanced safety features. Designed to integrate seamlessly with solar systems, Fortress Power batteries store excess energy generated during the day for use during the night or power outages, maximizing self-consumption and providing backup power.
With Fortress Power, you can achieve energy independence, reduce reliance on the grid, and enjoy the benefits of clean, sustainable energy storage.
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Current price $9,315.00Original price $14,999.00Translation missing: en.product_price.item.price.range_htmlOriginal price $14,999.00from $9,315.00Current price $9,315.00| /
Fortress Power eVault [MAX] 18.5kWh Lithium Ferro Phosphate Battery | 10-Year Warranty
Fortress PowerCurrent price $9,315.00Original price $14,999.00Translation missing: en.product_price.item.price.range_htmlOriginal price $14,999.00from $9,315.00Current price $9,315.00| /Save $5,684.00 Save $0.00 -
Current price $2,583.00Original price $3,950.00Translation missing: en.product_price.item.price.range_htmlOriginal price $3,950.00from $2,583.00Current price $2,583.00| /
Fortress Power eFlex 5.4kW Lithium Deep Cycle Solar Battery
Fortress PowerCurrent price $2,583.00Original price $3,950.00Translation missing: en.product_price.item.price.range_htmlOriginal price $3,950.00from $2,583.00Current price $2,583.00| /Save $1,367.00 Save $0.00 -
Current price $18,629.00Original price $28,999.00Translation missing: en.product_price.item.price.range_htmlOriginal price $28,999.00from $18,629.00Current price $18,629.00| /
2 x Fortress Power eVault [MAX] 18.5kWh Batteries | 37kWh of Lithium Battery Bank | 10-Year Warranty
Fortress PowerCurrent price $18,629.00Original price $28,999.00Translation missing: en.product_price.item.price.range_htmlOriginal price $28,999.00from $18,629.00Current price $18,629.00| /Save $10,370.00 Save $0.00 -
$2,030.00Translation missing: en.product_price.item.price.range_htmlOriginal price $1,799.00from $2,030.00Current price $2,030.00| /
FlexRack (for eFlex Batteries) | Fortress Power | FlexMax 5.4kwh
Fortress Power$2,030.00Translation missing: en.product_price.item.price.range_htmlOriginal price $1,799.00from $2,030.00Current price $2,030.00| / -
Current price $5,199.00Original price $8,531.00Translation missing: en.product_price.item.price.range_htmlOriginal price $8,531.00from $5,199.00Current price $5,199.00| /
Fortress Power Envy True 12 | 12kW Whole Home Solar Storage Inverter | 10 Year Warranty
Fortress PowerCurrent price $5,199.00Original price $8,531.00Translation missing: en.product_price.item.price.range_htmlOriginal price $8,531.00from $5,199.00Current price $5,199.00| /Save $3,332.00 Save $0.00 -
Current price $2,583.00Original price $3,599.00Translation missing: en.product_price.item.price.range_htmlOriginal price $3,599.00from $2,583.00Current price $2,583.00| /
Fortress Power eFlex MAX 5.4kWh Lithium Iron Phosphate Battery
Fortress PowerCurrent price $2,583.00Original price $3,599.00Translation missing: en.product_price.item.price.range_htmlOriginal price $3,599.00from $2,583.00Current price $2,583.00| /Save $1,016.00 Save $0.00 -
Current price $349.00Original price $419.00Translation missing: en.product_price.item.price.range_htmlOriginal price $419.00from $349.00Current price $349.00| /
Fortress Power Guardian
Fortress PowerCurrent price $349.00Original price $419.00Translation missing: en.product_price.item.price.range_htmlOriginal price $419.00from $349.00Current price $349.00| /Save $70.00 Save $0.00 -
$2,830.00Translation missing: en.product_price.item.price.range_htmlOriginal price $1,269.00from $2,830.00Current price $2,830.00| /
FlexTower All-in-One Energy Storage System
Fortress Power$2,830.00Translation missing: en.product_price.item.price.range_htmlOriginal price $1,269.00from $2,830.00Current price $2,830.00| / -
$1,366.00Translation missing: en.product_price.item.price.range_htmlOriginal price $1,269.00from $1,366.00Current price $1,366.00| /
DuraRack – Indoor / Outdoor Enclosure
Fortress Power$1,366.00Translation missing: en.product_price.item.price.range_htmlOriginal price $1,269.00from $1,366.00Current price $1,366.00| / -
Current price $4,899.00Original price $7,312.00Translation missing: en.product_price.item.price.range_htmlOriginal price $7,312.00from $4,899.00Current price $4,899.00| /
Fortress Power Envy True 10 | 10kW Whole Home Solar Storage Inverter
Fortress PowerCurrent price $4,899.00Original price $7,312.00Translation missing: en.product_price.item.price.range_htmlOriginal price $7,312.00from $4,899.00Current price $4,899.00| /Save $2,413.00 Save $0.00 -
Current price $4,399.00Original price $5,898.00Translation missing: en.product_price.item.price.range_htmlOriginal price $5,898.00from $4,399.00Current price $4,399.00| /
Fortress Power Envy True 8 | 8kW Whole Home Solar Storage Inverter
Fortress PowerCurrent price $4,399.00Original price $5,898.00Translation missing: en.product_price.item.price.range_htmlOriginal price $5,898.00from $4,399.00Current price $4,399.00| /Save $1,499.00 Save $0.00