





Fortress Power eVault Max 18.5kwh
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Fortress Power eVault MAX 18.5 kWh Lithium Iron Phosphate (LFP) battery is an all-in-one energy storage solution for residential and commercial use. Designed for versatility, this innovative battery is scalable up to 370 kWh, making it perfect for a wide range of applications, including off-grid systems, backup power, self-supply, and peak charge reduction.
The eVault MAX is AC/DC coupled, ensuring seamless integration with solar arrays for efficient energy storage. Its serviceable top cover simplifies installation, while the built-in smart battery management system (BMS) ensures multilevel safety and optimal performance.Go Elevate Your Energy Efficiency Today!
Whether you're looking to store solar energy, ensure backup power during outages, or reduce your energy bills with peak charge reduction, the eVault MAX 18.5 kWh battery delivers unmatched performance and peace of mind. Upgrade your energy storage system today with the eVault MAX – the smart, scalable, and sustainable choice for modern energy needs.Specification
Model
eVault Max
Total Energy (kWh)
18.5
Capacity[Ah]
360
Nominal Voltage [V]
51.2 (48)
Voltage Range[V]
48-55
Recommended Charge Current [A]
150
Max. Charge Current (Continuous)[A]
180
Max. Discharge Current (Continuous)[A]
180
Max. Pulse Current (for 10 sec) [A]
200
Charging Temperature[F]
32 to 120
Discharging Temperature[F]
14 to 77
Dimension [H xW x D, inch]
20.3 x 20.3 x 42.2
Weight[lbs]
520
Enclosure Protection Rating
IP55
Mounting options
Floor standing
Certificates
UL 1642, UL1973, UL9540
Warranty
10 Years
Scalability
Maximum 20 in Parallel (370 kWh)
Communication
CAN/RS485
High Current Circuit Breaker
250A
Efficiency
>98%
Downloads
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Video slider
Optional link-
Fortress Power eVault Max Closed-Loop Communication Demonstration