Fortress Power eForce 19.2kWh Stackable Outdoor Battery Storage Solution
Fortress Power eForce 19.2kWh Stackable Outdoor Battery Storage Solution
Fortress Power eForce 19.2kWh Stackable Outdoor Battery Storage Solution
Fortress Power eForce 19.2kWh Stackable Outdoor Battery Storage Solution
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Fortress Power eForce 19.2kWh Stackable Outdoor Battery Storage Solution
eForce 19.2
Fortress Power eForce 19.2kWh Stackable Outdoor Battery Storage Solution
Outdoor Rated - Built in Heater
Key Features
- 19.2 kWh usable energy capacity using two stacked 9.6 kWh modules
- 48V lithium iron phosphate (LFP) chemistry with high safety and long life
- Up to 8 units in parallel for scalable storage (up to 153.6 kWh)
- 240A closed-loop discharge, 250A open-loop max charge/discharge
- Surge power up to 14,400W for 10 seconds
- Compatible with Fortress Power Envy inverters and other 48V systems
- Integrated busbar and power disconnect when paired with eWay
- Built-in backlit status indicator and safety valve
- Smart connectivity via RS485, Wi-Fi, and CAN
- Ground, wall-mount (accessory), or floor-standing installation
- 10-year manufacturer warranty
Best Applications
- Whole-home solar-plus-storage systems
- Backup power for residential and commercial setups
- Microgrid and off-grid energy storage
- Projects requiring expandable energy storage

Technology Highlight
The eForce 19.2 combines two 9.6 kWh Tier-1 prismatic LFP modules stacked vertically and topped with the Fortress eWay, which handles all AC/DC cabling and includes a lockable, taggable power disconnect. The system provides high performance with 8000-cycle life at 70% EOL, surge discharge of 14.4kW, and seamless communication with inverters and BMS.
About Fortress Power
Fortress Power is a U.S.-based energy solutions manufacturer known for safe, reliable, and scalable lithium battery storage systems. Their products support modern energy needs from grid-tied backup to full off-grid solutions with advanced communication and integration features.
Technical Specifications
Specification | eForce 19.2 kWh |
---|---|
Nominal Energy | 19.2 kWh |
Nominal Voltage | 48V |
Nominal Capacity | 400Ah (2 × 200Ah) |
Max Charge / Discharge Current | 250A |
Closed-Loop Charge / Discharge | 240A / 250A |
Surge Power (10s) | 14,400W |
Cycle Life @ 70% EOL | 8000 cycles |
Communication | RS485, Wi-Fi, CAN |
Dimensions (W×D×H) | 24.4 × 9.4 × 53.1 in |
Weight | 487 lbs (221 kg) |
Operating Temperature | -4°F to 140°F (-20°C to 60°C) |
Ingress Protection | IP65 |
Certifications | UL1973, UL9540, UL9540A, UN38.3 |
Mounting Options | Floor-standing, wall-hung (accessory), ground-mount |
Warranty | 10 years |
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