Fortress Power
Are you tired of unreliable energy sources and unpredictable power outages disrupting your daily life? With the increasing need for secure and uninterrupted electricity, finding a trustworthy solution for home and business energy backup has never been more crucial.
This collection was carefully curated to address the pressing demand for dependable power storage systems. Built around the latest technology and industry-leading standards, it offers a robust answer to the frustration of inconsistent grid power and limited backup capacity.
Engineered with innovative features, this collection delivers peace of mind and practical benefits through advanced design and superior reliability. Whether you're facing emergency outages or planning for long-term sustainability, these products turn energy challenges into effortless solutions.
- High-capacity lithium batteries for extended backup power
- Smart energy management systems for optimized performance
- Scalable design to fit residential, commercial, and industrial needs
- Easy integration with solar and renewable energy sources
Homeowners wanting reliable peace of mind, business owners minimizing downtime, and anyone seeking efficient energy independence will benefit from these solutions. Perfect for emergency preparedness, sustainable building projects, and ongoing power support.
Explore this collection now and unlock the possibilities of true energy independence and resilience.
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5kWh Fortress LFP-5K-48V Lithium Battery (100Ah)Fortress 5kWh 48V Lithium Battery with 100Ah Capacity The Fortress BATTERY LFP-5K-48V is a 48 Volt Lithium Iron Phosphate Battery form Fortress Power. It's 100Ah super charge capacity can store power upto 5kWh. The advanced Lithium Ferro Phosphate (LFP) technology operates a wider...
- $3,399.00
$3,999.00- $3,399.00
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Save $600.00 -
Fortress Power - Guardian Battery Monitoring for eFlex & eVault MaxFortress Power - Guardian Battery Monitoring for eFlex & eVault Max Introducing the Guardian Battery Monitoring System by Fortress Power, your go-to solution for optimizing the performance of your eFlex and eVault Max batteries. This innovative system merges advanced technology with dependable monitoring features,...
- $350.00
$350.00- $350.00
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Save $0.00 -
Fortress Power Avalon 48V 4.9 kWh 50A Battery ModuleFortress Power Avalon 48V 4.9 kWh 50A Battery Module Description Manufacturer Part Name: Fortress Power Avalon HV Battery Module Version 1 Single battery module for adding additional capacity to your Fortress Power Avalon Smart Whole-Home Energy Storage. Avalon BMS and Battery Pack Ultra-thin space saving...
- $2,239.00
$2,999.00- $2,239.00
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Save $760.00 -
Fortress Power Avalon HV Pro ESS 7.6kW 14.7kWh Energy Storage SystemFortress Power Avalon HV Pro ESS 7.6kW 14.7kWh Energy Storage System Introducing the Fortress Power Avalon HV Pro ESS, a comprehensive energy storage solution designed for advanced energy management. This system combines a smart energy panel, a hybrid inverter, and a BMS and...
- $12,699.00
$19,999.00- $12,699.00
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Save $7,300.00 -
Fortress Power DuraRackFortress Power DuraRack Boost your energy storage capacity with the Fortress Power DuraRack. This robust iron enclosure accommodates up to 4 eFlex 5.4kWh batteries and can be expanded to hold 4 units (totaling 15 eFlex batteries, equivalent to 81kWh). The DuraRack features built-in busbars...
- $1,899.00
$2,495.00- $1,899.00
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Save $596.00 -
Fortress Power eBoost 16kWh Solar BatteryFortress Power eBoost 16kWh Solar Battery with eWay Lite | Simplified DIY Wiring Solution Compact, DIY-Friendly, Efficient The Fortress Power eBoost with eWay Lite is a high-capacity 16kWh solar battery optimized for simplified DIY installations. Designed for single-inverter setups, the eWay Lite provides clean,...
- from $3,459.00
$4,359.00- from $3,459.00
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Save $900.00 -
Fortress Power eFLEX 5.4 kWh Lithium Iron Phosphate BatteryFortress Power eFLEX 5.4 kWh Lithium Iron Phosphate Battery Fortress Power announces the eFlex 5.4 kWh scalable energy storage battery solution. The unit uses safe and high energy density prismatic Lithium-Iron-Phosphate cells. The battery has a built-in data storage and Wi-Fi for remote...
- $3,599.00
$4,599.00- $3,599.00
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Save $1,000.00 -
Fortress Power eFlex MAX 5.4kWhFortress Power eFlex MAX 5.4kWh Discover the power and flexibility of the eFlex MAX 5.4 LFP Battery, designed to provide you uninterrupted power in the most demanding environments and weather conditions. This top-tier lithium battery combines advanced technology with practical design to meet a...
- $1,499.00
$2,999.00- $1,499.00
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Save $1,500.00 -
Fortress Power eForce Stackable LFP Battery (IP 65 Rated)Fortress Power eForce Stackable LFP Battery (IP 65 Rated) Easily add your Fortress Power Envy Inverter (8kw, 10kW or 12kW) for a Whole-Home, All-In-One Indoor/Outdoor ESS (Energy Storage System) The cutting-edge eForce batteries have built-in temperature sensor-controlled heat in each battery module, designed for...
- from $4,299.00
$4,898.00- from $4,299.00
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Save $599.00 -
Fortress Power Envy Duo 21 48V Hybrid Solar Inverter – 16kW High-Power Output for Home & Small BusinessFortress Power Envy Duo 21 48V Hybrid Solar Inverter – 16kW High-Power Output for Home & Small Business The Envy Duo 21 is Fortress Power’s most powerful 48V hybrid inverter, built to handle both residential and light commercial energy needs. With up to 25kW solar...
- $4,799.00
$5,998.00- $4,799.00
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Save $1,199.00 -
Fortress Power Envy True 10 | 10kW Whole Home Solar Storage InverterFortress Power Envy True 10 | 10kW Whole Home Solar Storage Inverter The Fortress Power Envy 8kW and 10kW are a whole-home, all-in-one inverter solution. Paired with the Fortress Power eFlex 5.4 kWh, the eVault MAX 18.5 kWh or LFP-10 MAX batteries, the Envy...
- $3,699.00
$7,312.00- $3,699.00
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Save $3,613.00 -
Fortress Power Envy True 12 | 12kW Whole Home Solar Storage InverterFortress Power Envy True 12 | 12kW Whole Home Solar Storage Inverter | 10 Year Warranty The Fortress Power Envy True 12 – a whole-home, all-in-one 12kW inverter solution. Paired with the Fortress Power eFlex 5.4 kWh, the eVault MAX 18.5 kWh or LFP-10...
- $4,799.00
$8,531.00- $4,799.00
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Save $3,732.00 -
Fortress Power Envy True 8 | 8kW Whole Home Solar Storage InverterFortress Power Envy True 8 | 8kW Whole Home Solar Storage Inverter The Fortress Power Envy 8kW and 10kW are a whole-home, all-in-one inverter solution. Paired with the Fortress Power eFlex 5.4 kWh, the eVault MAX 18.5 kWh or LFP-10 MAX batteries, the Envy...
- $3,499.00
$5,898.00- $3,499.00
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Save $2,399.00 -
Fortress Power Solo 6.5K Non-Export Hybrid InverterFortress Power Solo 6.5K Non-Export Hybrid Inverter The Fortress Power Solo 6.5K delivers 6.5kW of reliable power for off-grid homes, cabins, and backup systems. Its built-in 140A solar charge controller and support for both grid and generator input ensure smooth, uninterrupted operation. Time-of-use scheduling...
- $1,549.00
$1,649.00- $1,549.00
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Save $100.00
